Important: firefox

Issue Overview: Use-after-free in the WebRTC: Signaling component. This vulnerability affects Firefox 146 and Firefox ESR 140.6. CVE-2025-14321 Sandbox escape due to incorrect boundary conditions in the Graphics: CanvasWebGL component. This vulnerability affects Firefox 146, Firefox ESR 115.31, a...

RHEL 8 : thunderbird (RHSA-2026:0024)

The remote Redhat Enterprise Linux 8 host has a package installed that is affected by multiple vulnerabilities as referenced in the RHSA-2026:0024 advisory. Mozilla Thunderbird is a standalone mail and newsgroup client. Security Fixes: firefox: Memory safety bugs fixed in Firefox ESR 140.6,...

ALSA-2026:0025 Important: thunderbird security update

Mozilla Thunderbird is a standalone mail and newsgroup client. Security Fixes: firefox: Memory safety bugs fixed in Firefox ESR 140.6, Thunderbird ESR 140.6, Firefox 146 and Thunderbird 146 CVE-2025-14333 firefox: Use-after-free in the WebRTC: Signaling component CVE-2025-14321 firefox: JIT...

RHEL 9 : firefox (RHSA-2026:0013)

The remote Redhat Enterprise Linux 9 host has packages installed that are affected by multiple vulnerabilities as referenced in the RHSA-2026:0013 advisory. Mozilla Firefox is an open-source web browser, designed for standards compliance, performance, and portability. Security Fixes: firefox:...

RHEL 8 : thunderbird (RHSA-2026:0026)

The remote Redhat Enterprise Linux 8 host has a package installed that is affected by multiple vulnerabilities as referenced in the RHSA-2026:0026 advisory. Mozilla Thunderbird is a standalone mail and newsgroup client. Security Fixes: firefox: Memory safety bugs fixed in Firefox ESR 140.6,...

v8-exploit

No d...

PT-2026-20520

Name of the Vulnerable Software and Affected Versions Google Chrome versions prior to 145.0.7632.109 Description An integer overflow in the V8 JavaScript engine within Google Chrome could lead to heap corruption. This issue could be triggered by a remote attacker using a specially crafted HTML...

PT-2026-21699

Name of the Vulnerable Software and Affected Versions Firefox versions prior to 148 Firefox ESR versions prior to 140.8 Thunderbird versions prior to 148 Thunderbird versions prior to 140.8 Description A use-after-free issue exists in the JavaScript Engine’s JIT component. This can potentially...

PT-2026-21697

Name of the Vulnerable Software and Affected Versions Firefox versions prior to 148 Firefox ESR versions prior to 115.33 Firefox ESR versions prior to 140.8 Thunderbird versions prior to 148 Thunderbird versions prior to 140.8 Description The software contains a flaw related to JIT miscompilation...

PT-2026-27401

Name of the Vulnerable Software and Affected Versions Firefox versions prior to 149 Firefox ESR versions prior to 140.9 Thunderbird versions prior to 149 Thunderbird versions prior to 140.9 Description The JavaScript Engine component contains a JIT miscompilation issue. Recommendations Update...

PT-2026-26528

Name of the Vulnerable Software and Affected Versions Google Chrome versions prior to 146.0.7680.153 Description A type confusion issue exists in the V8 component of Google Chrome. This could allow a remote attacker to exploit heap corruption through a specially crafted HTML page. The Chromium...

PT-2026-21719

Name of the Vulnerable Software and Affected Versions Firefox versions prior to 148 Firefox ESR versions prior to 140.8 Thunderbird versions prior to 148 Thunderbird versions prior to 140.8 Description A use-after-free issue exists in the JavaScript Engine component. This condition occurs when...

PT-2026-21696

Name of the Vulnerable Software and Affected Versions Firefox versions prior to 148 Firefox ESR versions prior to 115.33 Firefox ESR versions prior to 140.8 Thunderbird versions prior to 148 Thunderbird versions prior to 140.8 Description A use-after-free issue exists in the JavaScript Engine...

PT-2026-21718

Name of the Vulnerable Software and Affected Versions Firefox versions prior to 148 Firefox ESR versions prior to 140.8 Thunderbird versions prior to 148 Thunderbird versions prior to 140.8 Description The JavaScript Engine component contains an invalid pointer issue. Recommendations Update Firef...

PT-2026-21698

Name of the Vulnerable Software and Affected Versions Firefox versions prior to 148 Firefox ESR versions prior to 140.8 Thunderbird versions prior to 148 Thunderbird versions prior to 140.8 Description A use-after-free issue exists in the JavaScript Engine component. Recommendations Update Firefo...

PT-2026-21716

Name of the Vulnerable Software and Affected Versions Firefox versions prior to 148 Firefox ESR versions prior to 140.8 Thunderbird versions prior to 148 Thunderbird versions prior to 140.8 Description An information disclosure issue exists due to Just-In-Time JIT miscompilation within the...

PT-2026-28095

Name of the Vulnerable Software and Affected Versions V8 versions 20.x through 25.x Description A flaw exists in V8's string hashing mechanism where integer-like strings are hashed to their numeric value, leading to predictable hash collisions. An attacker can exploit this by crafting requests th...

PT-2026-27397

Name of the Vulnerable Software and Affected Versions: Firefox versions prior to 149 Firefox ESR versions prior to 115.34 and 140.9 Thunderbird versions prior to 149 and 140.9 Description: A flaw exists in the JavaScript Engine's JIT component, specifically a JIT miscompilation issue. This can le...

PT-2026-26521

Name of the Vulnerable Software and Affected Versions Google Chrome versions prior to 146.0.7680.153 Description An out-of-bounds write issue exists in the V8 JavaScript engine within Google Chrome. This flaw could allow a remote attacker to exploit heap corruption through a specially crafted HTM...

PT-2026-27400

Name of the Vulnerable Software and Affected Versions Firefox versions prior to 149 Firefox ESR versions prior to 140.9 Thunderbird versions prior to 149 Thunderbird versions prior to 140.9 Description A use-after-free issue exists in the JavaScript Engine component. This condition occurs when...