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RedHat Linux
RedHat Linux
added 2026/06/22 4:5 a.m.7 views

firefox: thunderbird: JIT miscompilation in the DOM: Core & HTML component

A flaw was found in Firefox and Thunderbird. The Mozilla Foundation's Security Advisory describes the following issue: JIT miscompilation in the DOM: Core & HTML component...

7.5CVSS5.8AI score0.00306EPSS
Exploits0References6
Redos
Redos
added 2026/06/22 12:0 a.m.5 views

ROS-20260622-73-0006

The vulnerability in Thunderbird is related to the use of an uninitialized resource. Exploiting this vulnerability can allow an attacker to cause a service failure...

7.5CVSS5.9AI score0.00403EPSS
Exploits0
Redos
Redos
added 2026/06/22 12:0 a.m.5 views

ROS-20260622-73-0021

The vulnerability in Thunderbird is related to insufficient checking of unusual or exceptional states. Exploiting this vulnerability can allow a malicious actor to cause service failures...

9.8CVSS5.9AI score0.00439EPSS
Exploits0
Redos
Redos
added 2026/06/22 12:0 a.m.5 views

ROS-20260622-73-0005

The vulnerability in Thunderbird relates to the use of memory after it is freed. Exploiting this vulnerability allows a remote attacker to execute arbitrary code...

7.5CVSS6.2AI score0.00586EPSS
Exploits0
AstraLinux
AstraLinux
added 2026/06/19 11:10 a.m.4 views

Astra Linux – Vulnerability in Firefox and Thunderbird

When creating a callback via IPC to display the Color Picker window, multiple identical callbacks might be created at once. Eventually, all of them would be destroyed as soon as one of the callbacks is completed. This could lead to a use-after-free condition, resulting in a potentially exploitabl...

6.5CVSS6.6AI score0.00571EPSS
Exploits0References2
AstraLinux
AstraLinux
added 2026/06/19 11:10 a.m.6 views

Astra Linux – Vulnerability in Firefox and Thunderbird

When receiving rendering data via IPC mStream, it might have been destroyed during initialization, which could lead to a use-after-free condition and potentially cause a crash. This vulnerability affects Firefox 117, Firefox ESR 102.15, Firefox ESR 115.2, Thunderbird 102.15, and Thunderbird 115.2...

6.5CVSS6.7AI score0.00545EPSS
Exploits0References2
AstraLinux
AstraLinux
added 2026/06/19 11:10 a.m.3 views

Astra Linux – Vulnerability in Firefox and Thunderbird

Excel .xll add-ins did not have a blocklist entry in Firefox’s executable blocklist, which allowed them to be downloaded without any warning of their potential harm. This vulnerability affects Firefox 117, Firefox ESR 102.15, Firefox ESR 115.2, Thunderbird 102.15, and Thunderbird 115.2...

4.3CVSS6.5AI score0.00495EPSS
Exploits0References2
AstraLinux
AstraLinux
added 2026/06/19 11:10 a.m.3 views

Astra Linux – Vulnerability in Firefox and Thunderbird

When UpdateRegExpStatics attempted to access initialStringHeap, it might have already been garbage collected before entering the function. This could potentially lead to a exploitable crash. This vulnerability affects Firefox 117, Firefox ESR 115.2, and Thunderbird 115.2...

6.5CVSS6.8AI score0.00554EPSS
Exploits0References2
AstraLinux
AstraLinux
added 2026/06/19 11:10 a.m.3 views

Astra Linux – Vulnerability in Firefox and Thunderbird

Relative URLs that start with three slashes were incorrectly parsed. The “path-traversal” /../ part in the path could be used to override the specified host. This could lead to security issues in websites. This vulnerability affects Firefox 120, Firefox ESR 115.5.0, and Thunderbird 115.5...

6.5CVSS6.7AI score0.01406EPSS
Exploits0References2
AstraLinux
AstraLinux
added 2026/06/19 11:10 a.m.2 views

Astra Linux – Vulnerability in Firefox and Thunderbird

When calling JS::CheckRegExpSyntax, a syntax error may be set, resulting in the call to convertToRuntimeErrorAndClear. A path within the function might attempt to allocate memory when no memory is available, causing a newly created Out of Memory exception to be misinterpreted as a syntax error...

6.5CVSS6.6AI score0.00528EPSS
Exploits0References2
AstraLinux
AstraLinux
added 2026/06/19 11:10 a.m.5 views

Astra Linux – Vulnerability in Firefox, Thunderbird

Mozilla developers Andrew McCreight, Nicolas B. Pierron, and the Mozilla Fuzzing Team reported memory safety bugs in Firefox 100 and Firefox ESR 91.9. Some of these bugs exhibited signs of memory corruption, and we assume that with sufficient effort, some of these bugs could have been exploited t...

9.8CVSS8.6AI score0.00878EPSS
Exploits0References1
AstraLinux
AstraLinux
added 2026/06/19 11:10 a.m.2 views

Astra Linux – Vulnerability in Thunderbird

When receiving an HTML email that instructed to load an iframe element from a remote location, a request was sent to the remote document. However, Thunderbird did not display the document. This vulnerability affects Thunderbird versions 102.2.1 and Thunderbird 91.13.1...

4.3CVSS6.6AI score0.00529EPSS
Exploits0References2
AstraLinux
AstraLinux
added 2026/06/19 11:10 a.m.4 views

Astra Linux – Vulnerability in Firefox and Thunderbird

Performing garbage collection on re-declared JavaScript variables led to a “user-after-poison” situation, and potentially caused a exploitable crash. This vulnerability affects Firefox 85, Thunderbird 78.7, and Firefox ESR 78.7...

8.8CVSS7.3AI score0.01206EPSS
Exploits0References1
AstraLinux
AstraLinux
added 2026/06/19 11:10 a.m.3 views

Astra Linux – Vulnerability in Firefox and Thunderbird

The use of the new logical assignment operators in a JavaScript switch statement could lead to a type confusion, resulting in memory corruption and potentially exploitable crashes. This vulnerability affects Firefox 85, Thunderbird 78.7, and Firefox ESR 78.7...

8.8CVSS7.3AI score0.01109EPSS
Exploits0References2
AstraLinux
AstraLinux
added 2026/06/19 11:10 a.m.3 views

Astra Linux – Vulnerability in Firefox and Thunderbird

When reading a file, an uninitialized value might have been used as the read limit. This vulnerability affects Firefox 113, Firefox ESR 102.11, and Thunderbird 102.11...

8.8CVSS7.1AI score0.00753EPSS
Exploits0References2
AstraLinux
AstraLinux
added 2026/06/19 11:10 a.m.4 views

Astra Linux – Vulnerability in Firefox and Thunderbird

When importing resources using Web Workers, error messages would differentiate between application/javascript responses and non-script responses. This could have been exploited to obtain information across origins. This vulnerability affects Firefox 126, Firefox ESR 115.11, and Thunderbird 115.11...

5.9CVSS6.9AI score0.00369EPSS
Exploits0References2
AstraLinux
AstraLinux
added 2026/06/19 11:10 a.m.7 views

Astra Linux – Vulnerability in Thunderbird

A use-after-free in WebGL extensions could lead to a potentially exploitable crash. This vulnerability affects Firefox 107, Firefox ESR 102.6, and Thunderbird 102.6...

9.8CVSS8.2AI score0.00921EPSS
Exploits0References2
AstraLinux
AstraLinux
added 2026/06/19 11:10 a.m.6 views

Astra Linux – Vulnerability in Firefox and Thunderbird

Mozilla developers Ashley Hale and the Mozilla Fuzzing Team reported memory safety bugs in Firefox 105 and Firefox ESR 102.3. Some of these bugs exhibited signs of memory corruption, and we assume that with sufficient effort, some of these bugs could have been exploited to execute arbitrary code...

8.8CVSS7.7AI score0.00712EPSS
Exploits0References2
AstraLinux
AstraLinux
added 2026/06/19 11:10 a.m.4 views

Astra Linux – Vulnerability in Firefox, Chromium

Before version 101.0.4951.41, using Codecs in Google Chrome allowed a remote attacker to potentially exploit heap corruption through a crafted HTML page...

8.8CVSS7.3AI score0.01107EPSS
Exploits0References2
AstraLinux
AstraLinux
added 2026/06/19 11:10 a.m.3 views

Astra Linux – Vulnerability in Thunderbird, Firefox

Mozilla developers Randell Jesup, Valentin Gosu, Olli Pettay, and the Mozilla Fuzzing Team reported memory safety bugs in Thunderbird 102.5. Some of these bugs exhibited signs of memory corruption, and we assume that with sufficient effort, some of these bugs could have been exploited to execute...

8.8CVSS8.8AI score0.00722EPSS
Exploits0References2
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