Mozilla Firefox ESR < 91.3

The version of Firefox ESR installed on the remote macOS or Mac OS X host is prior to 91.3. It is, therefore, affected by multiple vulnerabilities as referenced in the mfsa2021-49 advisory. - The iframe sandbox rules were not correctly applied to XSLT stylesheets, allowing an iframe to bypass...

NewStart CGSL CORE 5.05 / MAIN 5.05 : firefox Multiple Vulnerabilities (NS-SA-2021-0137)

The remote NewStart CGSL host, running version CORE 5.05 / MAIN 5.05, has firefox packages installed that are affected by multiple vulnerabilities: - When browsing a malicious page, a race condition in our SharedWorkerService could occur and lead to a potentially exploitable crash. This...

The vulnerabilities of Mozilla Firefox, Firefox ESR, and the email client Thunderbird are caused by buffer overflows, allowing attackers to execute arbitrary code.

The vulnerabilities of Mozilla Firefox, Firefox ESR, and the email client Thunderbird are caused by buffer overflows. Exploiting these vulnerabilities allows a remote attacker to execute arbitrary code...

openSUSE: Security Advisory for MozillaFirefox (openSUSE-SU-2021:1367-1)

The remote host is missing an update for the Copyright C 2021 Greenbone Networks GmbH Some text descriptions might be excerpted from a referenced sources, and are Copyright C by the respective right holders. SPDX-License-Identifier: GPL-2.0-or-later This program is free software; you can...

SUSE SLES11: MozillaFirefox / MozillaFirefox-branding-SLED / etc (SUSE-SU-2021:14826-1)

The remote SUSE Linux SLES11 host has packages installed that are affected by multiple vulnerabilities as referenced in the SUSE-SU-2021:14826-1 advisory. MozillaFirefox was updated to Extended Support Release 91.2.0 ESR Fixed: Various stability, functionality, and security fixes MFSA 2021-45...

Security update for MozillaFirefox (important)

openSUSE Security Update: Security update for MozillaFirefox Announcement ID: openSUSE-SU-2021:1367-1 Rating: important References: 1188891 1189547 1190269 1190274 1190710 1191332 Cross-References: CVE-2021-29980 CVE-2021-29981 CVE-2021-29982 CVE-2021-29983 CVE-2021-29984 CVE-2021-29985...

SUSE SLED15: MozillaFirefox / MozillaFirefox-branding-SLE / MozillaFirefox-devel / etc (SUSE-SU-2021:3451-1)

The remote SUSE Linux SLED15 / SLES15 host has packages installed that are affected by multiple vulnerabilities as referenced in the SUSE-SU-2021:3451-1 advisory. This update contains the Firefox Extended Support Release 91.2.0 ESR. Release 91.2.0 ESR: Fixed: Various stability, functionality, and...

OPENSUSE-SU-2021:3451-1 Security update for MozillaFirefox

This update for MozillaFirefox fixes the following issues: This update contains the Firefox Extended Support Release 91.2.0 ESR. Release 91.2.0 ESR: Fixed: Various stability, functionality, and security fixes MFSA 2021-45 bsc1191332: CVE-2021-38496: Use-after-free in MessageTask CVE-2021-38497:...

Security update for MozillaFirefox (important)

openSUSE Security Update: Security update for MozillaFirefox Announcement ID: openSUSE-SU-2021:3451-1 Rating: important References: 1188891 1189547 1190269 1190274 1190710 1191332 Cross-References: CVE-2021-29980 CVE-2021-29981 CVE-2021-29982 CVE-2021-29983 CVE-2021-29984 CVE-2021-29985...

Remote Code Execution (RCE)

firefox-esr is vulnerable to remote code execution. The vulnerability exists due to memory which may lead to an attacker executing arbitrary code...

Mozilla: Validation message could have been overlaid on another origin

Through use of reportValidity and window.open, a plain-text validation message could have been overlaid on another origin, leading to possible user confusion and spoofing attacks. This vulnerability affects Firefox 93, Thunderbird 91.2, and Firefox ESR 91.2...

Mozilla: Use-after-free of nsLanguageAtomService object

During process shutdown, a document could have caused a use-after-free of a languages service object, leading to memory corruption and a potentially exploitable crash. This vulnerability affects Firefox 93, Thunderbird 91.2, and Firefox ESR 91.2...

Mozilla: Use-after-free of nsLanguageAtomService object

During process shutdown, a document could have caused a use-after-free of a languages service object, leading to memory corruption and a potentially exploitable crash. This vulnerability affects Firefox 93, Thunderbird 91.2, and Firefox ESR 91.2...

Mozilla: Validation message could have been overlaid on another origin

Through use of reportValidity and window.open, a plain-text validation message could have been overlaid on another origin, leading to possible user confusion and spoofing attacks. This vulnerability affects Firefox 93, Thunderbird 91.2, and Firefox ESR 91.2...

Mozilla: Validation message could have been overlaid on another origin

Through use of reportValidity and window.open, a plain-text validation message could have been overlaid on another origin, leading to possible user confusion and spoofing attacks. This vulnerability affects Firefox 93, Thunderbird 91.2, and Firefox ESR 91.2...

Mozilla: Memory safety bugs fixed in Firefox 93, Firefox ESR 78.15, and Firefox ESR 91.2

Mozilla developers reported memory safety bugs present in Firefox 92 and Firefox ESR 91.1. Some of these bugs showed evidence of memory corruption and we presume that with enough effort some of these could have been exploited to run arbitrary code. This vulnerability affects Thunderbird 78.15,...

Mozilla: Use-after-free of nsLanguageAtomService object

During process shutdown, a document could have caused a use-after-free of a languages service object, leading to memory corruption and a potentially exploitable crash. This vulnerability affects Firefox 93, Thunderbird 91.2, and Firefox ESR 91.2...

Mozilla: Memory safety bugs fixed in Firefox 93 and Firefox ESR 91.2

Mozilla developers reported memory safety bugs present in Firefox 92 and Firefox ESR 91.1. Some of these bugs showed evidence of memory corruption and we presume that with enough effort some of these could have been exploited to run arbitrary code. This vulnerability affects Firefox 93, Thunderbi...

Mozilla: Validation message could have been overlaid on another origin

Through use of reportValidity and window.open, a plain-text validation message could have been overlaid on another origin, leading to possible user confusion and spoofing attacks. This vulnerability affects Firefox 93, Thunderbird 91.2, and Firefox ESR 91.2...

Important: Red Hat Security Advisory: firefox security update

An update for firefox is now available for Red Hat Enterprise Linux 7. Red Hat Product Security has rated this update as having a security impact of Important. A Common Vulnerability Scoring System CVSS base score, which gives a detailed severity rating, is available for each vulnerability from t...