Astra Linux – Vulnerability in Firefox and Thunderbird

Memory safety bugs exist in Firefox 116, Firefox ESR 102.14, Firefox ESR 115.1, Thunderbird 102.14, and Thunderbird 115.1. 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. Th...

Astra Linux – Vulnerability in Firefox

Mozilla developers reported memory safety bugs in Firefox 89. 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. This vulnerability affects versions of Firefox prior to 90...

Astra Linux – Vulnerability in Firefox

Memory safety bugs exist in Firefox 120. 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. This vulnerability affects Firefox versions prior to 121...

Astra Linux – Vulnerability in Firefox and Thunderbird

Mozilla developers Andrew McCreight and Gabriele Svelto reported memory safety bugs present in Thunderbird 102.4. Some of these bugs showed signs of memory corruption, and we assume that with sufficient effort, some of these bugs could have been exploited to execute arbitrary code. This...

Astra Linux – Vulnerability in Firefox

Memory safety bugs exist in Firefox 122. 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. This vulnerability affects versions of Firefox prior to 123...

Astra Linux – Vulnerability in Firefox

Memory safety bugs exist in Firefox 118. 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. This vulnerability affects Firefox versions prior to 119...

firefox: thunderbird: Memory safety bugs fixed in Firefox ESR 115.35, Firefox ESR 140.10, Thunderbird ESR 140.10, Firefox 150 and Thunderbird 150

A flaw was found in Firefox and Thunderbird. The Mozilla Foundation's Security Advisory describes the following issue: Memory safety bugs present in Firefox ESR 115.34, Firefox ESR 140.9, Thunderbird ESR 140.9, Firefox 149 and Thunderbird 149. Some of these bugs showed evidence of memory corrupti...

firefox: thunderbird: Memory safety bugs fixed in Firefox ESR 140.10, Thunderbird ESR 140.10, Firefox 150 and Thunderbird 150

A flaw was found in Firefox and Thunderbird. The Mozilla Foundation's Security Advisory describes the following issue: Memory safety bugs present in Firefox ESR 140.9, Thunderbird ESR 140.9, Firefox 149 and Thunderbird 149. Some of these bugs showed evidence of memory corruption and we presume th...

Important: Red Hat Security Advisory: thunderbird security update

An update for thunderbird is now available for Red Hat Enterprise Linux 8.4 Advanced Mission Critical Update Support and Red Hat Enterprise Linux 8.4 Extended Update Support Long-Life Add-On. Red Hat Product Security has rated this update as having a security impact of Important. A Common...

Important: Red Hat Security Advisory: thunderbird security update

An update for thunderbird is now available for Red Hat Enterprise Linux 9.2 Update Services for SAP Solutions. 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...

firefox security update

An update is available for firefox. This update affects Rocky Linux 9. A Common Vulnerability Scoring System CVSS base score, which gives a detailed severity rating, is available for each vulnerability from the CVE list Mozilla Firefox is an open-source web browser, designed for standards...

RHEL 9 : thunderbird (RHSA-2026:19468)

The remote Redhat Enterprise Linux 9 host has a package installed that is affected by multiple vulnerabilities as referenced in the RHSA-2026:19468 advisory. Mozilla Thunderbird is a standalone mail and newsgroup client. Security Fixes: firefox: thunderbird: Incorrect boundary conditions in the...

RHEL 8 : firefox (RHSA-2026:19655)

The remote Redhat Enterprise Linux 8 host has a package installed that is affected by multiple vulnerabilities as referenced in the RHSA-2026:19655 advisory. Mozilla Firefox is an open-source web browser, designed for standards compliance, performance, and portability. Security Fixes: firefox:...

RHEL 8 : firefox (RHSA-2026:19588)

The remote Redhat Enterprise Linux 8 host has a package installed that is affected by multiple vulnerabilities as referenced in the RHSA-2026:19588 advisory. Mozilla Firefox is an open-source web browser, designed for standards compliance, performance, and portability. Security Fixes: firefox:...

firefox: thunderbird: Memory safety bugs fixed in Firefox ESR 140.10, Thunderbird ESR 140.10, Firefox 150 and Thunderbird 150

A flaw was found in Firefox and Thunderbird. The Mozilla Foundation's Security Advisory describes the following issue: Memory safety bugs present in Firefox ESR 140.9, Thunderbird ESR 140.9, Firefox 149 and Thunderbird 149. Some of these bugs showed evidence of memory corruption and we presume th...

firefox: thunderbird: Memory safety bugs fixed in Thunderbird ESR 140.10.1 and Thunderbird 150.0.1

A flaw was found in Firefox and Thunderbird. The Mozilla Foundation's Security Advisory describes the following issue: Memory safety bugs present in Thunderbird ESR 140.10.0 and Thunderbird 150.0.0. Some of these bugs showed evidence of memory corruption and we presume that with enough effort som...

CVE-2026-8974

Memory safety bugs present in Firefox ESR 140.10 and Firefox 150. 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 was fixed in Firefox 151, Firefox ESR 140.11,...

firefox: thunderbird: Memory safety bugs fixed in Firefox ESR 140.10, Thunderbird ESR 140.10, Firefox 150 and Thunderbird 150

A flaw was found in Firefox and Thunderbird. The Mozilla Foundation's Security Advisory describes the following issue: Memory safety bugs present in Firefox ESR 140.9, Thunderbird ESR 140.9, Firefox 149 and Thunderbird 149. Some of these bugs showed evidence of memory corruption and we presume th...

CVE-2026-8975

CVE-2026-8975 covers memory-safety bugs in Thunderbird 140.10 and Thunderbird 150, with evidence that some flaws could be exploited to run arbitrary code. The fixed versions are Firefox 151, Firefox ESR 115.36, Firefox ESR 140.11, Thunderbird 151, and Thunderbird 140.11. Affected products documen...

CVE-2026-8974 Memory safety bugs fixed in Firefox ESR 140.11 and Firefox 151

Memory safety bugs present in Firefox ESR 140.10 and Firefox 150. 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 was fixed in Firefox 151, Firefox ESR 140.11,...