ALSA-2026:49922 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...

ALSA-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...

firefox: thunderbird: JIT miscompilation in the JavaScript: WebAssembly component

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

firefox: thunderbird: JIT miscompilation in the JavaScript Engine: JIT component

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

firefox: thunderbird: JIT miscompilation in the JavaScript Engine: JIT component

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

firefox: thunderbird: JIT miscompilation in the JavaScript: WebAssembly component

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

MiracleLinux 9 : firefox-140.12.0-1.el9_8.ML.1 (AXSA:2026-1396:18)

The remote MiracleLinux 9 host has packages installed that are affected by multiple vulnerabilities as referenced in the AXSA:2026-1396:18 advisory. firefox: thunderbird: Sandbox escape in the DOM: Workers component CVE-2026-12294 firefox: thunderbird: Information disclosure, sandbox escape in th...

RockyLinux 10 : firefox (RLSA-2026:47101)

The remote RockyLinux 10 host has packages installed that are affected by multiple vulnerabilities as referenced in the RLSA-2026:47101 advisory. firefox: thunderbird: Site isolation issue in the DOM: Navigation component CVE-2026-15719 firefox: thunderbird: Invalid pointer in the JavaScript:...

RockyLinux 8 : firefox (RLSA-2026:47105)

The remote RockyLinux 8 host has packages installed that are affected by multiple vulnerabilities as referenced in the RLSA-2026:47105 advisory. libaom: libaom: heap buffer overflow in AV1 encoder first-pass stats buffer via LAP mode CVE-2026-56208 firefox: thunderbird: Site isolation issue in th...

firefox: thunderbird: JIT miscompilation in the JavaScript Engine: JIT component

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

firefox: thunderbird: JIT miscompilation in the JavaScript: WebAssembly component

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

Important: Red Hat Security Advisory: firefox security update

An update for firefox is now available for Red Hat Enterprise Linux 8. 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 from t...

firefox: thunderbird: JIT miscompilation in the JavaScript Engine: JIT component

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

ALSA-2026:47101 Important: firefox security update

Mozilla Firefox is an open-source web browser, designed for standards compliance, performance, and portability. Security Fixes: firefox: thunderbird: Site isolation issue in the DOM: Navigation component CVE-2026-15719 firefox: thunderbird: Invalid pointer in the JavaScript: WebAssembly component...

RHEL 8 : firefox (RHSA-2026:47105)

The remote Redhat Enterprise Linux 8 host has a package installed that is affected by multiple vulnerabilities as referenced in the RHSA-2026:47105 advisory. Mozilla Firefox is an open-source web browser, designed for standards compliance, performance, and portability. Security Fixes: libaom:...

CVE-2026-16410

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

CVE-2026-16392

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

Linux Distros Unpatched Vulnerability : CVE-2026-16355

The Linux/Unix host has one or more packages installed that are impacted by a vulnerability without a vendor supplied patch available. - JIT miscompilation in the JavaScript Engine: JIT component. This vulnerability was fixed in Firefox 153, Firefox ESR 115.38, Firefox ESR 140.13, Thunderbird 153...

Linux Distros Unpatched Vulnerability : CVE-2026-16410

The Linux/Unix host has one or more packages installed that are impacted by a vulnerability without a vendor supplied patch available. - JIT miscompilation in the JavaScript Engine: JIT component. This vulnerability was fixed in Firefox 153 and Thunderbird 153. CVE-2026-16410 Note that Nessus...

Linux Distros Unpatched Vulnerability : CVE-2026-16392

The Linux/Unix host has one or more packages installed that are impacted by a vulnerability without a vendor supplied patch available. - JIT miscompilation in the JavaScript Engine: JIT component. This vulnerability was fixed in Firefox 153 and Thunderbird 153. CVE-2026-16392 Note that Nessus...