Amazon Linux 2 : firefox (ALASFIREFOX-2026-066)
| Reporter | Title | Published | Views | Family All 1000 |
|---|---|---|---|---|
| libexpat -- Improper Handling of Unicode Encoding | 19 Sep 202600:00 | – | freebsd | |
| Amazon Linux 2023 : firefox (ALAS2023-2026-3214) | 12 Oct 202600:00 | – | nessus | |
| Amazon Linux 2 : thunderbird (ALAS-2026-3952) | 29 Sep 202600:00 | – | nessus | |
| AlmaLinux 9 : webkit2gtk3 (ALSA-2026:69098) | 22 Sep 202600:00 | – | nessus | |
| AlmaLinux 10 : firefox (ALSA-2026:69461) | 25 Sep 202600:00 | – | nessus | |
| AlmaLinux 9 : firefox (ALSA-2026:69462) | 7 Oct 202600:00 | – | nessus | |
| AlmaLinux 9 : thunderbird (ALSA-2026:70642) | 25 Sep 202600:00 | – | nessus | |
| AlmaLinux 8 : firefox (ALSA-2026:71652) | 25 Sep 202600:00 | – | nessus | |
| AlmaLinux 9 : expat (ALSA-2026:72663) | 1 Oct 202600:00 | – | nessus | |
| AlmaLinux 10 : thunderbird (ALSA-2026:73130) | 30 Sep 202600:00 | – | nessus |
10
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#%NASL_MIN_LEVEL 80900
##
# (C) Tenable, Inc.
#
# The descriptive text and package checks in this plugin were
# extracted from Amazon Linux 2 Security Advisory ALASFIREFOX-2026-066.
##
include('compat.inc');
if (description)
{
script_id(365293);
script_version("1.1");
script_set_attribute(attribute:"plugin_modification_date", value:"2026/10/12");
script_cve_id(
"CVE-2026-84129",
"CVE-2026-84132",
"CVE-2026-84133",
"CVE-2026-84136",
"CVE-2026-84137",
"CVE-2026-84140",
"CVE-2026-84141",
"CVE-2026-91733",
"CVE-2026-92005",
"CVE-2026-92006",
"CVE-2026-92007",
"CVE-2026-92008",
"CVE-2026-92009",
"CVE-2026-92010",
"CVE-2026-92011",
"CVE-2026-92012",
"CVE-2026-92013",
"CVE-2026-92014",
"CVE-2026-92015",
"CVE-2026-92016",
"CVE-2026-92017",
"CVE-2026-92018",
"CVE-2026-92019",
"CVE-2026-92020",
"CVE-2026-92021",
"CVE-2026-92022",
"CVE-2026-92023",
"CVE-2026-92024",
"CVE-2026-92025",
"CVE-2026-92026",
"CVE-2026-92027",
"CVE-2026-92028",
"CVE-2026-92029",
"CVE-2026-92030",
"CVE-2026-92031",
"CVE-2026-92032",
"CVE-2026-92035",
"CVE-2026-92038",
"CVE-2026-92039",
"CVE-2026-92041",
"CVE-2026-92042",
"CVE-2026-92043",
"CVE-2026-92044",
"CVE-2026-92045",
"CVE-2026-92046",
"CVE-2026-92047",
"CVE-2026-92052",
"CVE-2026-92053",
"CVE-2026-92054",
"CVE-2026-92055",
"CVE-2026-92056",
"CVE-2026-92057",
"CVE-2026-92058",
"CVE-2026-92059",
"CVE-2026-92060",
"CVE-2026-92062",
"CVE-2026-92067",
"CVE-2026-92068",
"CVE-2026-92069",
"CVE-2026-92070",
"CVE-2026-92072",
"CVE-2026-92073",
"CVE-2026-92074",
"CVE-2026-92075",
"CVE-2026-92076",
"CVE-2026-92078",
"CVE-2026-93749",
"CVE-2026-93990",
"CVE-2026-96869",
"CVE-2026-100756",
"CVE-2026-100757",
"CVE-2026-100758",
"CVE-2026-100759",
"CVE-2026-100760",
"CVE-2026-100762",
"CVE-2026-100765",
"CVE-2026-100767",
"CVE-2026-100769",
"CVE-2026-100770",
"CVE-2026-100771",
"CVE-2026-100772",
"CVE-2026-100773",
"CVE-2026-100774",
"CVE-2026-100775",
"CVE-2026-100776",
"CVE-2026-100777",
"CVE-2026-100778",
"CVE-2026-100779",
"CVE-2026-100780",
"CVE-2026-100781",
"CVE-2026-100782",
"CVE-2026-100783",
"CVE-2026-100784",
"CVE-2026-100785",
"CVE-2026-100786",
"CVE-2026-100788",
"CVE-2026-100789",
"CVE-2026-100790",
"CVE-2026-100791",
"CVE-2026-100792",
"CVE-2026-100794",
"CVE-2026-100797",
"CVE-2026-100798",
"CVE-2026-100801",
"CVE-2026-100803",
"CVE-2026-100806",
"CVE-2026-100807",
"CVE-2026-100808",
"CVE-2026-100809",
"CVE-2026-100811",
"CVE-2026-100812",
"CVE-2026-100814",
"CVE-2026-100815",
"CVE-2026-100816",
"CVE-2026-100818",
"CVE-2026-100819",
"CVE-2026-100820",
"CVE-2026-100821",
"CVE-2026-100822",
"CVE-2026-100824",
"CVE-2026-100825",
"CVE-2026-100826",
"CVE-2026-100828",
"CVE-2026-100829",
"CVE-2026-100830",
"CVE-2026-100831",
"CVE-2026-100832",
"CVE-2026-102633"
);
script_xref(name:"IAVA", value:"2026-A-0924-S");
script_xref(name:"IAVA", value:"2026-A-1014-S");
script_xref(name:"IAVA", value:"2026-A-1076");
script_name(english:"Amazon Linux 2 : firefox (ALASFIREFOX-2026-066)");
script_set_attribute(attribute:"synopsis", value:
"The remote Amazon Linux 2 host is missing a security update.");
script_set_attribute(attribute:"description", value:
"The version of firefox installed on the remote host is prior to 140.17.0-1. It is, therefore, affected by multiple
vulnerabilities as referenced in the ALAS2FIREFOX-2026-066 advisory.
Incorrect boundary conditions in the Audio/Video: Playback component. This vulnerability was fixed in
Firefox ESR 153.4, Firefox 157, Firefox ESR 115.42, and Firefox ESR 140.17. (CVE-2026-100756)
Use-after-free in the Widget component. This vulnerability was fixed in Firefox ESR 153.4, Firefox 157,
Firefox ESR 115.42, and Firefox ESR 140.17. (CVE-2026-100757)
Sandbox escape in the DOM: Navigation component. This vulnerability was fixed in Firefox ESR 153.4,
Firefox 157, Firefox ESR 115.42, and Firefox ESR 140.17. (CVE-2026-100758)
Uninitialized memory in the Storage: Quota Manager component. This vulnerability was fixed in Firefox ESR
153.4, Firefox 157, Firefox ESR 115.42, and Firefox ESR 140.17. (CVE-2026-100759)
Sandbox escape in the Security: Process Sandboxing component. This vulnerability was fixed in Firefox ESR
153.4 and Firefox 157. (CVE-2026-100760)
Sandbox escape due to use-after-free in the DOM: Content Processes component. This vulnerability was fixed
in Firefox ESR 153.4, Firefox 157, Firefox ESR 115.42, and Firefox ESR 140.17. (CVE-2026-100762)
Use-after-free in the JavaScript: WebAssembly component. This vulnerability was fixed in Firefox ESR 153.4
and Firefox 157. (CVE-2026-100765)
Use-after-free in the Networking: Cache component. This vulnerability was fixed in Firefox ESR 153.4,
Firefox 157, Firefox ESR 115.42, and Firefox ESR 140.17. (CVE-2026-100767)
Use-after-free in the JavaScript: WebAssembly component. This vulnerability was fixed in Firefox ESR
153.4, Firefox 157, and Firefox ESR 140.17. (CVE-2026-100769)
Sandbox escape due to use-after-free in the DOM: Content Processes component. This vulnerability was fixed
in Firefox ESR 153.4, Firefox 157, Firefox ESR 115.42, and Firefox ESR 140.17. (CVE-2026-100770)
Undefined behavior in the DOM: Streams component. This vulnerability was fixed in Firefox ESR 153.4,
Firefox 157, Firefox ESR 115.42, and Firefox ESR 140.17. (CVE-2026-100771)
Use-after-free in the DOM: Core & HTML component. This vulnerability was fixed in Firefox ESR 153.4,
Firefox 157, and Firefox ESR 140.17. (CVE-2026-100772)
Use-after-free in the Storage: IndexedDB component. This vulnerability was fixed in Firefox ESR 153.4,
Firefox 157, Firefox ESR 115.42, and Firefox ESR 140.17. (CVE-2026-100773)
Use-after-free in the DOM: Core & HTML component. This vulnerability was fixed in Firefox ESR 153.4,
Firefox 157, Firefox ESR 115.42, and Firefox ESR 140.17. (CVE-2026-100774)
Sandbox escape in the Graphics component. This vulnerability was fixed in Firefox ESR 153.4, Firefox 157,
Firefox ESR 115.42, and Firefox ESR 140.17. (CVE-2026-100775)
Use-after-free in the JavaScript: WebAssembly component. This vulnerability was fixed in Firefox ESR
153.4, Firefox 157, and Firefox ESR 140.17. (CVE-2026-100776)
Use-after-free in the Graphics: Canvas2D component. This vulnerability was fixed in Firefox ESR 153.4,
Firefox 157, Firefox ESR 115.42, and Firefox ESR 140.17. (CVE-2026-100777)
Sandbox escape due to use-after-free in the DOM: Core & HTML component. This vulnerability was fixed in
Firefox ESR 153.4, Firefox 157, Firefox ESR 115.42, and Firefox ESR 140.17. (CVE-2026-100778)
Use-after-free in the XSLT component. This vulnerability was fixed in Firefox ESR 153.4, Firefox 157,
Firefox ESR 115.42, and Firefox ESR 140.17. (CVE-2026-100779)
Use-after-free in the DOM: Core & HTML component. This vulnerability was fixed in Firefox ESR 153.4,
Firefox 157, Firefox ESR 115.42, and Firefox ESR 140.17. (CVE-2026-100780)
Sandbox escape due to incorrect boundary conditions in the Graphics: WebRender component. This
vulnerability was fixed in Firefox ESR 153.4, Firefox 157, Firefox ESR 115.42, and Firefox ESR 140.17.
(CVE-2026-100781)
Privilege escalation due to incorrect boundary conditions in the Graphics component. This vulnerability
was fixed in Firefox ESR 153.4, Firefox 157, Firefox ESR 115.42, and Firefox ESR 140.17. (CVE-2026-100782)
Uninitialized memory in the Audio/Video component. This vulnerability was fixed in Firefox ESR 153.4,
Firefox 157, Firefox ESR 115.42, and Firefox ESR 140.17. (CVE-2026-100783)
Use-after-free in the Layout: Text and Fonts component. This vulnerability was fixed in Firefox ESR 153.4,
Firefox 157, Firefox ESR 115.42, and Firefox ESR 140.17. (CVE-2026-100784)
Use-after-free in the DOM: Core & HTML component. This vulnerability was fixed in Firefox ESR 153.4,
Firefox 157, Firefox ESR 115.42, and Firefox ESR 140.17. (CVE-2026-100785)
Sandbox escape due to use-after-free in the Graphics component. This vulnerability was fixed in Firefox
ESR 153.4, Firefox 157, Firefox ESR 115.42, and Firefox ESR 140.17. (CVE-2026-100786)
Invalid pointer in the JavaScript: WebAssembly component. This vulnerability was fixed in Firefox ESR
153.4, Firefox 157, and Firefox ESR 140.17. (CVE-2026-100788)
Use-after-free in the Graphics: Canvas2D component. This vulnerability was fixed in Firefox ESR 153.4,
Firefox 157, Firefox ESR 115.42, and Firefox ESR 140.17. (CVE-2026-100789)
Use-after-free in the XSLT component. This vulnerability was fixed in Firefox ESR 153.4, Firefox 157,
Firefox ESR 115.42, and Firefox ESR 140.17. (CVE-2026-100790)
Use-after-free in the DOM: Core & HTML component. This vulnerability was fixed in Firefox ESR 153.4,
Firefox 157, Firefox ESR 115.42, and Firefox ESR 140.17. (CVE-2026-100791)
JIT miscompilation in the JavaScript: WebAssembly component. This vulnerability was fixed in Firefox ESR
153.4, Firefox 157, and Firefox ESR 140.17. (CVE-2026-100792)
Sandbox escape due to incorrect boundary conditions in the Internationalization component. This
vulnerability was fixed in Firefox ESR 153.4, Firefox 157, and Firefox ESR 140.17. (CVE-2026-100794)
Privilege escalation due to use-after-free in the Graphics: WebRender component. This vulnerability was
fixed in Firefox ESR 153.4, Firefox 157, Firefox ESR 115.42, and Firefox ESR 140.17. (CVE-2026-100797)
Cryptography misuse in Storage: Quota Manager component. This vulnerability was fixed in Firefox ESR 153.4
and Firefox 157. (CVE-2026-100798)
Privilege escalation in the DLL Services component. This vulnerability was fixed in Firefox ESR 153.4,
Firefox 157, and Firefox ESR 140.17. (CVE-2026-100801)
Same-origin policy bypass in the WebExtensions component. This vulnerability was fixed in Firefox ESR
153.4, Firefox 157, Firefox ESR 115.42, and Firefox ESR 140.17. (CVE-2026-100803)
Uninitialized memory in the Graphics: WebGPU component. This vulnerability was fixed in Firefox ESR 153.4
and Firefox 157. (CVE-2026-100806)
Privilege escalation in the DOM: Service Workers component. This vulnerability was fixed in Firefox ESR
153.4, Firefox 157, and Firefox ESR 140.17. (CVE-2026-100807)
Mitigation bypass in the DOM: Service Workers component. This vulnerability was fixed in Firefox ESR 153.4
and Firefox 157. (CVE-2026-100808)
Same-origin policy bypass in the DevTools component. This vulnerability was fixed in Firefox ESR 153.4 and
Firefox 157. (CVE-2026-100809)
Sandbox escape due to use-after-free in the DOM: Core & HTML component. This vulnerability was fixed in
Firefox ESR 153.4, Firefox 157, and Firefox ESR 140.17. (CVE-2026-100811)
Denial-of-service in the Graphics component. This vulnerability was fixed in Firefox ESR 153.4 and Firefox
157. (CVE-2026-100812)
Incorrect boundary conditions in the JavaScript Engine: JIT component. This vulnerability was fixed in
Firefox ESR 153.4 and Firefox 157. (CVE-2026-100814)
Use-after-free in the CSS Parsing and Computation component. This vulnerability was fixed in Firefox ESR
153.4 and Firefox 157. (CVE-2026-100815)
Site isolation issue in the DOM: Networking component. This vulnerability was fixed in Firefox ESR 153.4
and Firefox 157. (CVE-2026-100816)
Sandbox escape due to use-after-free in the Widget: Gtk component. This vulnerability was fixed in Firefox
ESR 153.4, Firefox 157, and Firefox ESR 140.17. (CVE-2026-100818)
Sandbox escape due to incorrect boundary conditions in the XPCOM component. This vulnerability was fixed
in Firefox ESR 153.4, Firefox 157, Firefox ESR 115.42, and Firefox ESR 140.17. (CVE-2026-100819)
Privilege escalation in the Address Bar component. This vulnerability was fixed in Firefox ESR 153.4,
Firefox 157, and Firefox ESR 140.17. (CVE-2026-100820)
Site isolation issue in the Panning and Zooming component. This vulnerability was fixed in Firefox ESR
153.4, Firefox 157, Firefox ESR 115.42, and Firefox ESR 140.17. (CVE-2026-100821)
Spoofing issue in the Networking: HTTP component. This vulnerability was fixed in Firefox ESR 153.4 and
Firefox 157. (CVE-2026-100822)
Privilege escalation in the Places component. This vulnerability was fixed in Firefox ESR 153.4 and
Firefox 157. (CVE-2026-100824)
Use-after-free in the JavaScript Engine: JIT component. This vulnerability was fixed in Firefox ESR 153.4
and Firefox 157. (CVE-2026-100825)
Denial-of-service in the Storage: StorageManager component. This vulnerability was fixed in Firefox ESR
153.4 and Firefox 157. (CVE-2026-100826)
Mitigation bypass in the Bookmarks & History component. This vulnerability was fixed in Firefox ESR 153.4
and Firefox 157. (CVE-2026-100828)
Mitigation bypass in the DOM: Security component. This vulnerability was fixed in Firefox ESR 153.4 and
Firefox 157. (CVE-2026-100829)
Mitigation bypass in the DOM: Navigation component. This vulnerability was fixed in Firefox ESR 153.4 and
Firefox 157. (CVE-2026-100830)
Use-after-free in the DOM: UI Events & Focus Handling component. This vulnerability was fixed in Firefox
ESR 153.4 and Firefox 157. (CVE-2026-100831)
Use-after-free in the Graphics: Canvas2D component. This vulnerability was fixed in Firefox ESR 153.4,
Firefox ESR 115.42, and Firefox ESR 140.17. (CVE-2026-100832)
libexpat versions 2.7.2 through 2.8.5 contain an integer overflow vulnerability in expat_realloc()
function on 32-bit platforms when computing allocation sizes. Attackers supplying malicious XML to
applications parsing with vulnerable libexpat can cause heap buffer overflow, memory corruption, or denial
of service. (CVE-2026-102633)
Site isolation issue in the DOM: Navigation component. This vulnerability was fixed in Firefox 155 and
Firefox ESR 153.2. (CVE-2026-84129)
Information disclosure in the Networking: HTTP component. This vulnerability was fixed in Firefox 155 and
Firefox ESR 153.2. (CVE-2026-84132)
Site isolation issue in the DOM: Push Subscriptions component. This vulnerability was fixed in Firefox 155
and Firefox ESR 153.2. (CVE-2026-84133)
Other issue in the DOM: Navigation component. This vulnerability was fixed in Firefox 155 and Firefox ESR
153.2. (CVE-2026-84136)
Spoofing issue in the DOM: Core & HTML component. This vulnerability was fixed in Firefox 155 and Firefox
ESR 153.2. (CVE-2026-84137)
Site isolation issue in the DOM: Navigation component. This vulnerability was fixed in Firefox 155 and
Firefox ESR 153.2. (CVE-2026-84140)
Integer overflow in the Graphics: ImageLib component. This vulnerability was fixed in Firefox 155 and
Firefox ESR 153.2. (CVE-2026-84141)
Improper state validation in Skia in Google Chrome prior to 153.0.8010.47 allowed a remote attacker who
had compromised the renderer process to read memory outside the sandbox via a crafted HTML page. (Chromium
security severity: High) (CVE-2026-91733)
Use-after-free in the Audio/Video: Web Codecs component. This vulnerability was fixed in Firefox 156,
Firefox ESR 140.16, and Firefox ESR 153.3. (CVE-2026-92005)
Privilege escalation due to incorrect boundary conditions in the Graphics: CanvasWebGL component. This
vulnerability was fixed in Firefox 156, Firefox ESR 115.41, Firefox ESR 140.16, and Firefox ESR 153.3.
(CVE-2026-92006)
Privilege escalation due to incorrect boundary conditions in the Graphics: CanvasWebGL component. This
vulnerability was fixed in Firefox 156, Firefox ESR 115.41, Firefox ESR 140.16, and Firefox ESR 153.3.
(CVE-2026-92007)
Privilege escalation due to incorrect boundary conditions in the Graphics: CanvasWebGL component. This
vulnerability was fixed in Firefox 156, Firefox ESR 115.41, Firefox ESR 140.16, and Firefox ESR 153.3.
(CVE-2026-92008)
Privilege escalation due to incorrect boundary conditions in the Graphics: CanvasWebGL component. This
vulnerability was fixed in Firefox 156, Firefox ESR 115.41, Firefox ESR 140.16, and Firefox ESR 153.3.
(CVE-2026-92009)
Privilege escalation due to incorrect boundary conditions in the Graphics: CanvasWebGL component. This
vulnerability was fixed in Firefox 156, Firefox ESR 115.41, Firefox ESR 140.16, and Firefox ESR 153.3.
(CVE-2026-92010)
Privilege escalation due to incorrect boundary conditions in the Graphics: CanvasWebGL component. This
vulnerability was fixed in Firefox 156, Firefox ESR 115.41, Firefox ESR 140.16, and Firefox ESR 153.3.
(CVE-2026-92011)
Privilege escalation due to incorrect boundary conditions in the Graphics: CanvasWebGL component. This
vulnerability was fixed in Firefox 156, Firefox ESR 115.41, Firefox ESR 140.16, and Firefox ESR 153.3.
(CVE-2026-92012)
Privilege escalation due to incorrect boundary conditions in the Graphics: CanvasWebGL component. This
vulnerability was fixed in Firefox 156, Firefox ESR 115.41, Firefox ESR 140.16, and Firefox ESR 153.3.
(CVE-2026-92013)
Privilege escalation due to incorrect boundary conditions in the Graphics component. This vulnerability
was fixed in Firefox ESR 115.41, Firefox ESR 140.16, and Thunderbird 140.16. (CVE-2026-92014)
Privilege escalation in the WebExtensions component. This vulnerability was fixed in Firefox 156, Firefox
ESR 115.41, Firefox ESR 140.16, and Firefox ESR 153.3. (CVE-2026-92015)
Use-after-free in the Disability Access APIs component. This vulnerability was fixed in Firefox 156,
Firefox ESR 140.16, and Firefox ESR 153.3. (CVE-2026-92016)
Privilege escalation in the DOM: Service Workers component. This vulnerability was fixed in Firefox 156,
Firefox ESR 115.41, Firefox ESR 140.16, and Firefox ESR 153.3. (CVE-2026-92017)
Sandbox escape in the DOM: Core & HTML component. This vulnerability was fixed in Firefox 156, Firefox ESR
115.41, Firefox ESR 140.16, and Firefox ESR 153.3. (CVE-2026-92018)
Mitigation bypass in the Remote Settings Client component. This vulnerability was fixed in Firefox 156,
Firefox ESR 115.41, Firefox ESR 140.16, and Firefox ESR 153.3. (CVE-2026-92019)
Privilege escalation due to incorrect boundary conditions in the Graphics: WebRender component. This
vulnerability was fixed in Firefox 156, Firefox ESR 115.41, Firefox ESR 140.16, and Firefox ESR 153.3.
(CVE-2026-92020)
Use-after-free in the JavaScript Engine: JIT component. This vulnerability was fixed in Firefox ESR 140.16
and Thunderbird 140.16. (CVE-2026-92021)
Use-after-free in the DOM: HTML Parser component. This vulnerability was fixed in Firefox 156, Firefox ESR
115.41, Firefox ESR 140.16, and Firefox ESR 153.3. (CVE-2026-92022)
Use-after-free in the XML component. This vulnerability was fixed in Firefox 156, Firefox ESR 115.41,
Firefox ESR 140.16, and Firefox ESR 153.3. (CVE-2026-92023)
Use-after-free in the SVG component. This vulnerability was fixed in Firefox 156, Firefox ESR 115.41,
Firefox ESR 140.16, and Firefox ESR 153.3. (CVE-2026-92024)
Use-after-free in the DOM: Navigation component. This vulnerability was fixed in Firefox 156, Firefox ESR
115.41, Firefox ESR 140.16, and Firefox ESR 153.3. (CVE-2026-92025)
Use-after-free in the Networking component. This vulnerability was fixed in Firefox 156, Firefox ESR
140.16, and Firefox ESR 153.3. (CVE-2026-92026)
Use-after-free in the DOM: Streams component. This vulnerability was fixed in Firefox 156, Firefox ESR
115.41, Firefox ESR 140.16, and Firefox ESR 153.3. (CVE-2026-92027)
Use-after-free in the DOM: Core & HTML component. This vulnerability was fixed in Firefox 156, Firefox ESR
115.41, Firefox ESR 140.16, and Firefox ESR 153.3. (CVE-2026-92028)
Use-after-free in the SVG component. This vulnerability was fixed in Firefox 156, Firefox ESR 115.41,
Firefox ESR 140.16, and Firefox ESR 153.3. (CVE-2026-92029)
Mitigation bypass in the DOM: Copy & Paste and Drag & Drop component. This vulnerability was fixed in
Firefox 156, Firefox ESR 140.16, and Firefox ESR 153.3. (CVE-2026-92030)
Information disclosure in the Graphics: ImageLib component. This vulnerability was fixed in Firefox 156,
Firefox ESR 140.16, and Firefox ESR 153.3. (CVE-2026-92031)
Sandbox escape due to invalid pointer in the Graphics component. This vulnerability was fixed in Firefox
156, Firefox ESR 140.16, and Firefox ESR 153.3. (CVE-2026-92032)
Sandbox escape due to incorrect boundary conditions in the Graphics component. This vulnerability was
fixed in Firefox 156 and Firefox ESR 153.3. (CVE-2026-92035)
Mitigation bypass in the Remote Settings Client component. This vulnerability was fixed in Firefox 156 and
Firefox ESR 153.3. (CVE-2026-92038)
Mitigation bypass in the DOM: Notifications component. This vulnerability was fixed in Firefox 156 and
Firefox ESR 153.3. (CVE-2026-92039)
Mitigation bypass in the DOM: Networking component. This vulnerability was fixed in Firefox 156 and
Firefox ESR 153.3. (CVE-2026-92041)
Race condition in the DOM: Content Processes component. This vulnerability was fixed in Firefox 156 and
Firefox ESR 153.3. (CVE-2026-92042)
Privilege escalation due to incorrect boundary conditions in the Audio/Video component. This vulnerability
was fixed in Firefox 156 and Firefox ESR 153.3. (CVE-2026-92043)
Information disclosure in the Networking: HTTP component. This vulnerability was fixed in Firefox 156 and
Firefox ESR 153.3. (CVE-2026-92044)
Sandbox escape due to incorrect boundary conditions in the WebRTC component. This vulnerability was fixed
in Firefox 156 and Firefox ESR 153.3. (CVE-2026-92045)
Use-after-free in the Graphics component. This vulnerability was fixed in Firefox 156 and Firefox ESR
153.3. (CVE-2026-92046)
Privilege escalation in the Crash Reporting component. This vulnerability was fixed in Firefox 156 and
Firefox ESR 153.3. (CVE-2026-92047)
Privilege escalation due to uninitialized memory in the Graphics: CanvasWebGL component. This
vulnerability was fixed in Firefox 156 and Firefox ESR 153.3. (CVE-2026-92052)
Privilege escalation in the Graphics: CanvasWebGL component. This vulnerability was fixed in Firefox 156
and Firefox ESR 153.3. (CVE-2026-92053)
Privilege escalation in the Memory component. This vulnerability was fixed in Firefox 156 and Firefox ESR
153.3. (CVE-2026-92054)
Privilege escalation in the DevTools component. This vulnerability was fixed in Firefox 156 and Firefox
ESR 153.3. (CVE-2026-92055)
Use-after-free in the Graphics: Text component. This vulnerability was fixed in Firefox 156 and Firefox
ESR 153.3. (CVE-2026-92056)
Mitigation bypass in the Enterprise Policies component. This vulnerability was fixed in Firefox 156 and
Firefox ESR 153.3. (CVE-2026-92057)
Use-after-free in the Graphics component. This vulnerability was fixed in Firefox 156 and Firefox ESR
153.3. (CVE-2026-92058)
Incorrect boundary conditions in the DOM: Editor component. This vulnerability was fixed in Firefox 156
and Firefox ESR 153.3. (CVE-2026-92059)
Use-after-free in the Internationalization component. This vulnerability was fixed in Firefox 156 and
Firefox ESR 153.3. (CVE-2026-92060)
Privilege escalation in the Session Restore component. This vulnerability was fixed in Firefox 156 and
Firefox ESR 153.3. (CVE-2026-92062)
Use-after-free in the Widget: Gtk component. This vulnerability was fixed in Firefox 156 and Firefox ESR
153.3. (CVE-2026-92067)
Site isolation issue in the Reader Mode component. This vulnerability was fixed in Firefox 156 and Firefox
ESR 153.3. (CVE-2026-92068)
Spoofing issue in the DOM: Navigation component. This vulnerability was fixed in Firefox 156 and Firefox
ESR 153.3. (CVE-2026-92069)
Information disclosure in the Networking component. This vulnerability was fixed in Firefox 156 and
Firefox ESR 153.3. (CVE-2026-92070)
Incorrect boundary conditions in the Safe Browsing component. This vulnerability was fixed in Firefox 156
and Firefox ESR 153.3. (CVE-2026-92072)
Privilege escalation in the Enterprise Policies component. This vulnerability was fixed in Firefox 156 and
Firefox ESR 153.3. (CVE-2026-92073)
Mitigation bypass in the Popup Blocker component. This vulnerability was fixed in Firefox 156 and Firefox
ESR 153.3. (CVE-2026-92074)
Mitigation bypass in the Networking component. This vulnerability was fixed in Firefox 156 and Firefox ESR
153.3. (CVE-2026-92075)
Incorrect boundary conditions in the Networking component. This vulnerability was fixed in Firefox 156 and
Firefox ESR 153.3. (CVE-2026-92076)
Denial-of-service in the Security component. This vulnerability was fixed in Firefox 156 and Firefox ESR
153.3. (CVE-2026-92078)
source-map-js through 1.2.1 fails to validate the per-section offset line value in indexed source maps,
allowing attackers to specify arbitrary numeric values. Attackers can supply extremely large offset line
values that cause synchronous event loop blocking for extended periods, preventing the service from
handling other requests. (CVE-2026-93749)
Expat through 2.8.4 fails to validate low surrogates following high surrogates in UTF-16 input, allowing
malformed UTF-16 sequences to be accepted. Attackers can craft UTF-16 encoded XML with lone high
surrogates that consume following code units, hiding markup characters from the parser and enabling XML
injection attacks. (CVE-2026-93990)
Information disclosure in the Networking component. This vulnerability was fixed in Firefox ESR 153.4,
Firefox 157, and Firefox ESR 140.17. (CVE-2026-96869)
Tenable has extracted the preceding description block directly from the tested product security advisory.
Note that Nessus has not tested for these issues but has instead relied only on the application's self-reported version
number.");
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script_set_attribute(attribute:"see_also", value:"https://explore.alas.aws.amazon.com/CVE-2026-100756.html");
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script_set_attribute(attribute:"see_also", value:"https://explore.alas.aws.amazon.com/CVE-2026-100775.html");
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script_set_attribute(attribute:"see_also", value:"https://explore.alas.aws.amazon.com/CVE-2026-100777.html");
script_set_attribute(attribute:"see_also", value:"https://explore.alas.aws.amazon.com/CVE-2026-100778.html");
script_set_attribute(attribute:"see_also", value:"https://explore.alas.aws.amazon.com/CVE-2026-100779.html");
script_set_attribute(attribute:"see_also", value:"https://explore.alas.aws.amazon.com/CVE-2026-100780.html");
script_set_attribute(attribute:"see_also", value:"https://explore.alas.aws.amazon.com/CVE-2026-100781.html");
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script_set_attribute(attribute:"see_also", value:"https://explore.alas.aws.amazon.com/CVE-2026-100783.html");
script_set_attribute(attribute:"see_also", value:"https://explore.alas.aws.amazon.com/CVE-2026-100784.html");
script_set_attribute(attribute:"see_also", value:"https://explore.alas.aws.amazon.com/CVE-2026-100785.html");
script_set_attribute(attribute:"see_also", value:"https://explore.alas.aws.amazon.com/CVE-2026-100786.html");
script_set_attribute(attribute:"see_also", value:"https://explore.alas.aws.amazon.com/CVE-2026-100788.html");
script_set_attribute(attribute:"see_also", value:"https://explore.alas.aws.amazon.com/CVE-2026-100789.html");
script_set_attribute(attribute:"see_also", value:"https://explore.alas.aws.amazon.com/CVE-2026-100790.html");
script_set_attribute(attribute:"see_also", value:"https://explore.alas.aws.amazon.com/CVE-2026-100791.html");
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script_set_attribute(attribute:"see_also", value:"https://explore.alas.aws.amazon.com/CVE-2026-100794.html");
script_set_attribute(attribute:"see_also", value:"https://explore.alas.aws.amazon.com/CVE-2026-100797.html");
script_set_attribute(attribute:"see_also", value:"https://explore.alas.aws.amazon.com/CVE-2026-100798.html");
script_set_attribute(attribute:"see_also", value:"https://explore.alas.aws.amazon.com/CVE-2026-100801.html");
script_set_attribute(attribute:"see_also", value:"https://explore.alas.aws.amazon.com/CVE-2026-100803.html");
script_set_attribute(attribute:"see_also", value:"https://explore.alas.aws.amazon.com/CVE-2026-100806.html");
script_set_attribute(attribute:"see_also", value:"https://explore.alas.aws.amazon.com/CVE-2026-100807.html");
script_set_attribute(attribute:"see_also", value:"https://explore.alas.aws.amazon.com/CVE-2026-100808.html");
script_set_attribute(attribute:"see_also", value:"https://explore.alas.aws.amazon.com/CVE-2026-100809.html");
script_set_attribute(attribute:"see_also", value:"https://explore.alas.aws.amazon.com/CVE-2026-100811.html");
script_set_attribute(attribute:"see_also", value:"https://explore.alas.aws.amazon.com/CVE-2026-100812.html");
script_set_attribute(attribute:"see_also", value:"https://explore.alas.aws.amazon.com/CVE-2026-100814.html");
script_set_attribute(attribute:"see_also", value:"https://explore.alas.aws.amazon.com/CVE-2026-100815.html");
script_set_attribute(attribute:"see_also", value:"https://explore.alas.aws.amazon.com/CVE-2026-100816.html");
script_set_attribute(attribute:"see_also", value:"https://explore.alas.aws.amazon.com/CVE-2026-100818.html");
script_set_attribute(attribute:"see_also", value:"https://explore.alas.aws.amazon.com/CVE-2026-100819.html");
script_set_attribute(attribute:"see_also", value:"https://explore.alas.aws.amazon.com/CVE-2026-100820.html");
script_set_attribute(attribute:"see_also", value:"https://explore.alas.aws.amazon.com/CVE-2026-100821.html");
script_set_attribute(attribute:"see_also", value:"https://explore.alas.aws.amazon.com/CVE-2026-100822.html");
script_set_attribute(attribute:"see_also", value:"https://explore.alas.aws.amazon.com/CVE-2026-100824.html");
script_set_attribute(attribute:"see_also", value:"https://explore.alas.aws.amazon.com/CVE-2026-100825.html");
script_set_attribute(attribute:"see_also", value:"https://explore.alas.aws.amazon.com/CVE-2026-100826.html");
script_set_attribute(attribute:"see_also", value:"https://explore.alas.aws.amazon.com/CVE-2026-100828.html");
script_set_attribute(attribute:"see_also", value:"https://explore.alas.aws.amazon.com/CVE-2026-100829.html");
script_set_attribute(attribute:"see_also", value:"https://explore.alas.aws.amazon.com/CVE-2026-100830.html");
script_set_attribute(attribute:"see_also", value:"https://explore.alas.aws.amazon.com/CVE-2026-100831.html");
script_set_attribute(attribute:"see_also", value:"https://explore.alas.aws.amazon.com/CVE-2026-100832.html");
script_set_attribute(attribute:"see_also", value:"https://explore.alas.aws.amazon.com/CVE-2026-102633.html");
script_set_attribute(attribute:"see_also", value:"https://explore.alas.aws.amazon.com/CVE-2026-84129.html");
script_set_attribute(attribute:"see_also", value:"https://explore.alas.aws.amazon.com/CVE-2026-84132.html");
script_set_attribute(attribute:"see_also", value:"https://explore.alas.aws.amazon.com/CVE-2026-84133.html");
script_set_attribute(attribute:"see_also", value:"https://explore.alas.aws.amazon.com/CVE-2026-84136.html");
script_set_attribute(attribute:"see_also", value:"https://explore.alas.aws.amazon.com/CVE-2026-84137.html");
script_set_attribute(attribute:"see_also", value:"https://explore.alas.aws.amazon.com/CVE-2026-84140.html");
script_set_attribute(attribute:"see_also", value:"https://explore.alas.aws.amazon.com/CVE-2026-84141.html");
script_set_attribute(attribute:"see_also", value:"https://explore.alas.aws.amazon.com/CVE-2026-91733.html");
script_set_attribute(attribute:"see_also", value:"https://explore.alas.aws.amazon.com/CVE-2026-92005.html");
script_set_attribute(attribute:"see_also", value:"https://explore.alas.aws.amazon.com/CVE-2026-92006.html");
script_set_attribute(attribute:"see_also", value:"https://explore.alas.aws.amazon.com/CVE-2026-92007.html");
script_set_attribute(attribute:"see_also", value:"https://explore.alas.aws.amazon.com/CVE-2026-92008.html");
script_set_attribute(attribute:"see_also", value:"https://explore.alas.aws.amazon.com/CVE-2026-92009.html");
script_set_attribute(attribute:"see_also", value:"https://explore.alas.aws.amazon.com/CVE-2026-92010.html");
script_set_attribute(attribute:"see_also", value:"https://explore.alas.aws.amazon.com/CVE-2026-92011.html");
script_set_attribute(attribute:"see_also", value:"https://explore.alas.aws.amazon.com/CVE-2026-92012.html");
script_set_attribute(attribute:"see_also", value:"https://explore.alas.aws.amazon.com/CVE-2026-92013.html");
script_set_attribute(attribute:"see_also", value:"https://explore.alas.aws.amazon.com/CVE-2026-92014.html");
script_set_attribute(attribute:"see_also", value:"https://explore.alas.aws.amazon.com/CVE-2026-92015.html");
script_set_attribute(attribute:"see_also", value:"https://explore.alas.aws.amazon.com/CVE-2026-92016.html");
script_set_attribute(attribute:"see_also", value:"https://explore.alas.aws.amazon.com/CVE-2026-92017.html");
script_set_attribute(attribute:"see_also", value:"https://explore.alas.aws.amazon.com/CVE-2026-92018.html");
script_set_attribute(attribute:"see_also", value:"https://explore.alas.aws.amazon.com/CVE-2026-92019.html");
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script_set_attribute(attribute:"see_also", value:"https://explore.alas.aws.amazon.com/CVE-2026-92021.html");
script_set_attribute(attribute:"see_also", value:"https://explore.alas.aws.amazon.com/CVE-2026-92022.html");
script_set_attribute(attribute:"see_also", value:"https://explore.alas.aws.amazon.com/CVE-2026-92023.html");
script_set_attribute(attribute:"see_also", value:"https://explore.alas.aws.amazon.com/CVE-2026-92024.html");
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script_set_attribute(attribute:"see_also", value:"https://explore.alas.aws.amazon.com/CVE-2026-92026.html");
script_set_attribute(attribute:"see_also", value:"https://explore.alas.aws.amazon.com/CVE-2026-92027.html");
script_set_attribute(attribute:"see_also", value:"https://explore.alas.aws.amazon.com/CVE-2026-92028.html");
script_set_attribute(attribute:"see_also", value:"https://explore.alas.aws.amazon.com/CVE-2026-92029.html");
script_set_attribute(attribute:"see_also", value:"https://explore.alas.aws.amazon.com/CVE-2026-92030.html");
script_set_attribute(attribute:"see_also", value:"https://explore.alas.aws.amazon.com/CVE-2026-92031.html");
script_set_attribute(attribute:"see_also", value:"https://explore.alas.aws.amazon.com/CVE-2026-92032.html");
script_set_attribute(attribute:"see_also", value:"https://explore.alas.aws.amazon.com/CVE-2026-92035.html");
script_set_attribute(attribute:"see_also", value:"https://explore.alas.aws.amazon.com/CVE-2026-92038.html");
script_set_attribute(attribute:"see_also", value:"https://explore.alas.aws.amazon.com/CVE-2026-92039.html");
script_set_attribute(attribute:"see_also", value:"https://explore.alas.aws.amazon.com/CVE-2026-92041.html");
script_set_attribute(attribute:"see_also", value:"https://explore.alas.aws.amazon.com/CVE-2026-92042.html");
script_set_attribute(attribute:"see_also", value:"https://explore.alas.aws.amazon.com/CVE-2026-92043.html");
script_set_attribute(attribute:"see_also", value:"https://explore.alas.aws.amazon.com/CVE-2026-92044.html");
script_set_attribute(attribute:"see_also", value:"https://explore.alas.aws.amazon.com/CVE-2026-92045.html");
script_set_attribute(attribute:"see_also", value:"https://explore.alas.aws.amazon.com/CVE-2026-92046.html");
script_set_attribute(attribute:"see_also", value:"https://explore.alas.aws.amazon.com/CVE-2026-92047.html");
script_set_attribute(attribute:"see_also", value:"https://explore.alas.aws.amazon.com/CVE-2026-92052.html");
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script_set_attribute(attribute:"see_also", value:"https://explore.alas.aws.amazon.com/CVE-2026-92054.html");
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script_set_attribute(attribute:"see_also", value:"https://explore.alas.aws.amazon.com/CVE-2026-92057.html");
script_set_attribute(attribute:"see_also", value:"https://explore.alas.aws.amazon.com/CVE-2026-92058.html");
script_set_attribute(attribute:"see_also", value:"https://explore.alas.aws.amazon.com/CVE-2026-92059.html");
script_set_attribute(attribute:"see_also", value:"https://explore.alas.aws.amazon.com/CVE-2026-92060.html");
script_set_attribute(attribute:"see_also", value:"https://explore.alas.aws.amazon.com/CVE-2026-92062.html");
script_set_attribute(attribute:"see_also", value:"https://explore.alas.aws.amazon.com/CVE-2026-92067.html");
script_set_attribute(attribute:"see_also", value:"https://explore.alas.aws.amazon.com/CVE-2026-92068.html");
script_set_attribute(attribute:"see_also", value:"https://explore.alas.aws.amazon.com/CVE-2026-92069.html");
script_set_attribute(attribute:"see_also", value:"https://explore.alas.aws.amazon.com/CVE-2026-92070.html");
script_set_attribute(attribute:"see_also", value:"https://explore.alas.aws.amazon.com/CVE-2026-92072.html");
script_set_attribute(attribute:"see_also", value:"https://explore.alas.aws.amazon.com/CVE-2026-92073.html");
script_set_attribute(attribute:"see_also", value:"https://explore.alas.aws.amazon.com/CVE-2026-92074.html");
script_set_attribute(attribute:"see_also", value:"https://explore.alas.aws.amazon.com/CVE-2026-92075.html");
script_set_attribute(attribute:"see_also", value:"https://explore.alas.aws.amazon.com/CVE-2026-92076.html");
script_set_attribute(attribute:"see_also", value:"https://explore.alas.aws.amazon.com/CVE-2026-92078.html");
script_set_attribute(attribute:"see_also", value:"https://explore.alas.aws.amazon.com/CVE-2026-93749.html");
script_set_attribute(attribute:"see_also", value:"https://explore.alas.aws.amazon.com/CVE-2026-93990.html");
script_set_attribute(attribute:"see_also", value:"https://explore.alas.aws.amazon.com/CVE-2026-96869.html");
script_set_attribute(attribute:"solution", value:
"Run 'yum update firefox' or
or 'yum update --advisory ALAS2FIREFOX-2026-066' to update your system.");
script_set_cvss_base_vector("CVSS2#AV:N/AC:L/Au:N/C:C/I:C/A:C");
script_set_cvss_temporal_vector("CVSS2#E:U/RL:OF/RC:C");
script_set_cvss3_base_vector("CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H");
script_set_cvss3_temporal_vector("CVSS:3.0/E:U/RL:O/RC:C");
script_set_attribute(attribute:"cvss4_vector", value:"CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:N/VI:H/VA:N/SC:N/SI:N/SA:N");
script_set_attribute(attribute:"cvss4_threat_vector", value:"CVSS:4.0/E:U");
script_set_attribute(attribute:"cvss_score_source", value:"CVE-2026-84141");
script_set_attribute(attribute:"cvss4_score_source", value:"CVE-2026-93990");
script_set_attribute(attribute:"exploitability_ease", value:"No known exploits are available");
script_set_attribute(attribute:"exploit_available", value:"false");
script_set_attribute(attribute:"vuln_publication_date", value:"2026/08/28");
script_set_attribute(attribute:"patch_publication_date", value:"2026/10/12");
script_set_attribute(attribute:"plugin_publication_date", value:"2026/10/12");
script_set_attribute(attribute:"plugin_type", value:"local");
script_set_attribute(attribute:"cpe", value:"p-cpe:/a:amazon:linux:firefox");
script_set_attribute(attribute:"cpe", value:"cpe:/o:amazon:linux:2");
script_set_attribute(attribute:"generated_plugin", value:"current");
script_set_attribute(attribute:"stig_severity", value:"I");
script_end_attributes();
script_category(ACT_GATHER_INFO);
script_family(english:"Amazon Linux Local Security Checks");
script_copyright(english:"This script is Copyright (C) 2026 and is owned by Tenable, Inc. or an Affiliate thereof.");
script_dependencies("ssh_get_info2.nasl");
script_require_keys("Host/local_checks_enabled", "Host/AmazonLinux/release", "Host/AmazonLinux/rpm-list");
exit(0);
}
include("rpm2.inc");
if (!get_kb_item("Host/local_checks_enabled")) audit(AUDIT_LOCAL_CHECKS_NOT_ENABLED);
var alas_release = get_kb_item("Host/AmazonLinux/release");
if (isnull(alas_release) || !strlen(alas_release)) audit(AUDIT_OS_NOT, "Amazon Linux");
var os_ver = pregmatch(pattern: "^AL(A|\d+|-\d+)", string:alas_release);
if (isnull(os_ver)) audit(AUDIT_UNKNOWN_APP_VER, "Amazon Linux");
os_ver = os_ver[1];
if (os_ver != "2")
{
if (os_ver == 'A') os_ver = 'AMI';
audit(AUDIT_OS_NOT, "Amazon Linux 2", "Amazon Linux " + os_ver);
}
if (!get_kb_item("Host/AmazonLinux/rpm-list")) audit(AUDIT_PACKAGE_LIST_MISSING);
var REPOS_FOUND = TRUE;
var extras_list = get_kb_item("Host/AmazonLinux/extras_label_list");
if (isnull(extras_list)) REPOS_FOUND = FALSE;
var repository = '"amzn2extra-firefox"';
if (REPOS_FOUND && (repository >!< extras_list)) exit(0, AFFECTED_REPO_NOT_ENABLED);
var pkgs = [
{'reference':'firefox-140.17.0-1.amzn2.0.1', 'cpu':'aarch64', 'release':'AL2', 'rpm_spec_vers_cmp':TRUE, 'allowmaj':TRUE},
{'reference':'firefox-140.17.0-1.amzn2.0.1', 'cpu':'x86_64', 'release':'AL2', 'rpm_spec_vers_cmp':TRUE, 'allowmaj':TRUE}
];
var flag = 0;
foreach var package_array ( pkgs ) {
var reference = NULL;
var _release = NULL;
var sp = NULL;
var _cpu = NULL;
var el_string = NULL;
var rpm_spec_vers_cmp = NULL;
var epoch = NULL;
var allowmaj = NULL;
var exists_check = NULL;
var cves = NULL;
if (!empty_or_null(package_array['reference'])) reference = package_array['reference'];
if (!empty_or_null(package_array['release'])) _release = package_array['release'];
if (!empty_or_null(package_array['sp'])) sp = package_array['sp'];
if (!empty_or_null(package_array['cpu'])) _cpu = package_array['cpu'];
if (!empty_or_null(package_array['el_string'])) el_string = package_array['el_string'];
if (!empty_or_null(package_array['rpm_spec_vers_cmp'])) rpm_spec_vers_cmp = package_array['rpm_spec_vers_cmp'];
if (!empty_or_null(package_array['epoch'])) epoch = package_array['epoch'];
if (!empty_or_null(package_array['allowmaj'])) allowmaj = package_array['allowmaj'];
if (!empty_or_null(package_array['exists_check'])) exists_check = package_array['exists_check'];
if (!empty_or_null(package_array['cves'])) cves = package_array['cves'];
if (reference && _release && (!exists_check || rpm_exists(release:_release, rpm:exists_check))) {
if (rpm_check(release:_release, sp:sp, cpu:_cpu, reference:reference, epoch:epoch, el_string:el_string, rpm_spec_vers_cmp:rpm_spec_vers_cmp, allowmaj:allowmaj, cves:cves)) flag++;
}
}
if (flag)
{
var extra = rpm_report_get();
if (!REPOS_FOUND) extra = rpm_report_get() + report_repo_caveat();
security_report_v4(
port : 0,
severity : SECURITY_HOLE,
extra : extra
);
exit(0);
}
else
{
var tested = pkg_tests_get();
if (tested) audit(AUDIT_PACKAGE_NOT_AFFECTED, tested);
else audit(AUDIT_PACKAGE_NOT_INSTALLED, "firefox");
}
Data
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12 Oct 2026 00:00Current
7.2High risk
Vulners AI Score7.2
CVSS 3.17.5 - 9.8
CVSS 48.7
EPSS0.00442
SSVC