Important: thunderbird

Issue Overview: The code to parse MIME headers for display when forwarding a message if the setting to view all headers was enabled had an off-by-one error, allowing a single byte to be read from the memory after the buffer for the headers, and potentially crashing Thunderbird. This vulnerability...

Unity Linux 20.1050a / 20.1060a / 20.1070a Security Update: thunderbird (UTSA-2026-101078)

The Unity Linux 20 host has a package installed that is affected by a vulnerability as referenced in the UTSA-2026-101078 advisory. Incorrect boundary conditions in the Audio/Video: cubeb component. This vulnerability was fixed in Firefox 153, Firefox ESR 115.38, Firefox ESR 140.13, Thunderbird...

firefox: thunderbird: Incorrect boundary conditions in the Audio/Video: cubeb component

A flaw was found in Firefox and Thunderbird. The Mozilla Foundation's Security Advisory describes the following issue: Incorrect boundary conditions in the Audio/Video: cubeb component...

firefox: thunderbird: Incorrect boundary conditions in the Audio/Video: cubeb component

A flaw was found in Firefox and Thunderbird. The Mozilla Foundation's Security Advisory describes the following issue: Incorrect boundary conditions in the Audio/Video: cubeb component...

firefox: thunderbird: Incorrect boundary conditions in the Audio/Video: cubeb component

A flaw was found in Firefox and Thunderbird. The Mozilla Foundation's Security Advisory describes the following issue: Incorrect boundary conditions in the Audio/Video: cubeb component...

firefox: thunderbird: Incorrect boundary conditions in the Audio/Video: cubeb component

A flaw was found in Firefox and Thunderbird. The Mozilla Foundation's Security Advisory describes the following issue: Incorrect boundary conditions in the Audio/Video: cubeb component...

firefox: thunderbird: Incorrect boundary conditions in the Audio/Video: cubeb component

A flaw was found in Firefox and Thunderbird. The Mozilla Foundation's Security Advisory describes the following issue: Incorrect boundary conditions in the Audio/Video: cubeb component...

firefox: thunderbird: Incorrect boundary conditions in the Audio/Video: cubeb component

A flaw was found in Firefox and Thunderbird. The Mozilla Foundation's Security Advisory describes the following issue: Incorrect boundary conditions in the Audio/Video: cubeb component...

firefox: thunderbird: Incorrect boundary conditions in the Audio/Video: cubeb component

A flaw was found in Firefox and Thunderbird. The Mozilla Foundation's Security Advisory describes the following issue: Incorrect boundary conditions in the Audio/Video: cubeb component...

firefox: thunderbird: Incorrect boundary conditions in the Audio/Video: cubeb component

A flaw was found in Firefox and Thunderbird. The Mozilla Foundation's Security Advisory describes the following issue: Incorrect boundary conditions in the Audio/Video: cubeb component...

firefox: thunderbird: Incorrect boundary conditions in the Audio/Video: cubeb component

A flaw was found in Firefox and Thunderbird. The Mozilla Foundation's Security Advisory describes the following issue: Incorrect boundary conditions in the Audio/Video: cubeb component...

firefox: thunderbird: Incorrect boundary conditions in the Audio/Video: cubeb component

A flaw was found in Firefox and Thunderbird. The Mozilla Foundation's Security Advisory describes the following issue: Incorrect boundary conditions in the Audio/Video: cubeb component...

firefox: thunderbird: Incorrect boundary conditions in the Audio/Video: cubeb component

A flaw was found in Firefox and Thunderbird. The Mozilla Foundation's Security Advisory describes the following issue: Incorrect boundary conditions in the Audio/Video: cubeb component...

firefox: thunderbird: Incorrect boundary conditions in the Audio/Video: cubeb component

A flaw was found in Firefox and Thunderbird. The Mozilla Foundation's Security Advisory describes the following issue: Incorrect boundary conditions in the Audio/Video: cubeb component...

firefox: thunderbird: Incorrect boundary conditions in the Audio/Video: cubeb component

A flaw was found in Firefox and Thunderbird. The Mozilla Foundation's Security Advisory describes the following issue: Incorrect boundary conditions in the Audio/Video: cubeb component...

firefox: thunderbird: Incorrect boundary conditions in the Audio/Video: cubeb component

A flaw was found in Firefox and Thunderbird. The Mozilla Foundation's Security Advisory describes the following issue: Incorrect boundary conditions in the Audio/Video: cubeb component...

firefox: thunderbird: Incorrect boundary conditions in the Audio/Video: cubeb component

A flaw was found in Firefox and Thunderbird. The Mozilla Foundation's Security Advisory describes the following issue: Incorrect boundary conditions in the Audio/Video: cubeb component...

thunderbird security update

An update is available for thunderbird. This update affects Rocky Linux 10. A Common Vulnerability Scoring System CVSS base score, which gives a detailed severity rating, is available for each vulnerability from the CVE list Mozilla Thunderbird is a standalone mail and newsgroup client. Security...

RLSA-2026:49921 Important: thunderbird security update

Mozilla Thunderbird is a standalone mail and newsgroup client. Security Fixes: firefox: thunderbird: Site isolation issue in the DOM: Navigation component CVE-2026-15719 firefox: thunderbird: Invalid pointer in the JavaScript: WebAssembly component CVE-2026-15718 firefox: thunderbird: Mitigation...

thunderbird security update

An update is available for thunderbird. This update affects Rocky Linux 8. A Common Vulnerability Scoring System CVSS base score, which gives a detailed severity rating, is available for each vulnerability from the CVE list Mozilla Thunderbird is a standalone mail and newsgroup client. Security...