firefox: thunderbird: Sandbox escape due to incorrect boundary conditions in the Graphics: CanvasWebGL component

A flaw was found in Firefox and Thunderbird. The Mozilla Foundation's Security Advisory describes the following issue: Sandbox escape due to incorrect boundary conditions in the Graphics: CanvasWebGL component...

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 : thunderbird (RHSA-2026:0003)

The remote Redhat Enterprise Linux 9 host has a package installed that is affected by multiple vulnerabilities as referenced in the RHSA-2026:0003 advisory. Mozilla Thunderbird is a standalone mail and newsgroup client. Security Fixes: firefox: Memory safety bugs fixed in Firefox ESR 140.6,...

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-2026:0021)

The remote Redhat Enterprise Linux 8 host has a package installed that is affected by multiple vulnerabilities as referenced in the RHSA-2026:0021 advisory. Mozilla Thunderbird is a standalone mail and newsgroup client. Security Fixes: firefox: Memory safety bugs fixed in Firefox ESR 140.6,...

Important: thunderbird

Issue Overview: Race condition in the Graphics component. This vulnerability affects Firefox 145, Firefox ESR 140.5, and Firefox ESR 115.30. CVE-2025-13012 Mitigation bypass in the DOM: Core & HTML component. This vulnerability affects Firefox 145, Firefox ESR 140.5, and Firefox ESR 115.30...

ALSA-2026:0026 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...

Important: Red Hat Security Advisory: thunderbird security update

An update for thunderbird is now available for Red Hat Enterprise Linux 9. 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 fr...

SUSE SLED15: MozillaFirefox / MozillaFirefox-branding-upstream / etc (SUSE-SU-2025:4424-1)

The remote SUSE Linux SLED15 / SLEDSAP15 / SLES15 / SLESSAP15 / openSUSE 15 host has packages installed that are affected by multiple vulnerabilities as referenced in the SUSE-SU-2025:4424-1 advisory. Update to Firefox Extended Support Release 140.6.0 ESR bsc1254551. - MFSA 2025-94 CVE-2025-14321...

SUSE SLED15: MozillaThunderbird / MozillaThunderbird-translations-common / etc (SUSE-SU-2025:4397-1)

The remote SUSE Linux SLED15 / SLEDSAP15 / SLES15 / SLESSAP15 / openSUSE 15 host has packages installed that are affected by multiple vulnerabilities as referenced in the SUSE-SU-2025:4397-1 advisory. Update to Mozilla Thunderbird 140.6 bsc1254551. - MFSA 2025-96 CVE-2025-14321: use-after-free in...

SUSE SLES12: MozillaFirefox / MozillaFirefox-devel / etc (SUSE-SU-2025:4396-1)

The remote SUSE Linux SLES12 host has packages installed that are affected by multiple vulnerabilities as referenced in the SUSE-SU-2025:4396-1 advisory. Update to Firefox Extended Support Release 140.6.0 ESR bsc1254551. - MFSA 2025-94 CVE-2025-14321: use-after-free in the WebRTC: Signaling...

Updated thunderbird packages fix security vulnerabilities

Use-after-free in the WebRTC: Signaling component. CVE-2025-14321 Sandbox escape due to incorrect boundary conditions in the Graphics: CanvasWebGL component. CVE-2025-14322 Privilege escalation in the DOM: Notifications component. CVE-2025-14323 IT miscompilation in the JavaScript Engine: JIT...

MGASA-2025-0329 Updated thunderbird packages fix security vulnerabilities

Use-after-free in the WebRTC: Signaling component. CVE-2025-14321 Sandbox escape due to incorrect boundary conditions in the Graphics: CanvasWebGL component. CVE-2025-14322 Privilege escalation in the DOM: Notifications component. CVE-2025-14323 IT miscompilation in the JavaScript Engine: JIT...

MGASA-2025-0328 Updated nspr, nss & firefox packages fix security vulnerabilities

Use-after-free in the WebRTC: Signaling component. CVE-2025-14321 Sandbox escape due to incorrect boundary conditions in the Graphics: CanvasWebGL component. CVE-2025-14322 Privilege escalation in the DOM: Notifications component. CVE-2025-14323 JIT miscompilation in the JavaScript Engine: JIT...

SUSE-SU-2025:4397-1 Security update for MozillaThunderbird

This update for MozillaThunderbird fixes the following issues: Update to Mozilla Thunderbird 140.6 bsc1254551. - MFSA 2025-96 CVE-2025-14321: use-after-free in the WebRTC: Signaling component. CVE-2025-14322: sandbox escape due to incorrect boundary conditions in the Graphics: CanvasWebGL...

Security update for MozillaFirefox

This update for MozillaFirefox fixes the following issues: Update to Firefox Extended Support Release 140.6.0 ESR bsc1254551. MFSA 2025-94 CVE-2025-14321: use-after-free in the WebRTC: Signaling component. CVE-2025-14322: sandbox escape due to incorrect boundary conditions in the Graphics:...

firefox: thunderbird: Sandbox escape due to incorrect boundary conditions in the Graphics: CanvasWebGL component

A flaw was found in Firefox and Thunderbird. The Mozilla Foundation's Security Advisory describes the following issue: Sandbox escape due to incorrect boundary conditions in the Graphics: CanvasWebGL component...

RLSA-2025:23035 Important: firefox security update

Mozilla Firefox is an open-source web browser, designed for standards compliance, performance, and portability. 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:...

RLSA-2025:23034 Important: firefox security update

Mozilla Firefox is an open-source web browser, designed for standards compliance, performance, and portability. 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:...

RockyLinux 9 : firefox (RLSA-2025:23034)

The remote RockyLinux 9 host has packages installed that are affected by multiple vulnerabilities as referenced in the RLSA-2025:23034 advisory. 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...