Mozilla Firefox < 152.0

The version of Firefox installed on the remote macOS or Mac OS X host is prior to 152.0. It is, therefore, affected by multiple vulnerabilities as referenced in the mfsa2026-57 advisory. - Use-after-free in the Graphics: WebGPU component. This vulnerability was fixed in Firefox 152 and Thunderbir...

Important: firefox

Issue Overview: Three inter-frame chunk discard paths in the push-mode APNG parser clear the chunk-header flag without consuming the chunk body and CRC, allowing attacker-controlled bytes inside an ignored ancillary chunk to be reinterpreted as a fresh chunk header on the next call to...

Important: thunderbird

Issue Overview: Three inter-frame chunk discard paths in the push-mode APNG parser clear the chunk-header flag without consuming the chunk body and CRC, allowing attacker-controlled bytes inside an ignored ancillary chunk to be reinterpreted as a fresh chunk header on the next call to...

Important: firefox

Issue Overview: Three inter-frame chunk discard paths in the push-mode APNG parser clear the chunk-header flag without consuming the chunk body and CRC, allowing attacker-controlled bytes inside an ignored ancillary chunk to be reinterpreted as a fresh chunk header on the next call to...

MiracleLinux 8 : firefox-140.11.0-1.el8_10.ML.1 (AXSA:2026-764:13)

The remote MiracleLinux 8 host has a package installed that is affected by multiple vulnerabilities as referenced in the AXSA:2026-764:13 advisory. firefox: Incorrect boundary conditions in the JavaScript Engine: JIT component CVE-2026-8388 firefox: Other issue in the JavaScript Engine component...

RockyLinux 8 : thunderbird (RLSA-2026:22643)

The remote RockyLinux 8 host has packages installed that are affected by multiple vulnerabilities as referenced in the RLSA-2026:22643 advisory. firefox: Incorrect boundary conditions in the JavaScript Engine: JIT component CVE-2026-8388 firefox: Other issue in the JavaScript Engine component...

Security update for MozillaThunderbird

This update for MozillaThunderbird fixes the following issues Updated to Mozilla Thunderbird 140.11 bsc1265212 MFSA 2026-44: CVE-2026-8090: Use-after-free in the DOM: Networking component. CVE-2026-8092: Memory safety bugs fixed in Thunderbird ESR 140.10.2 and Thunderbird 150.0.2. CVE-2026-8094:...

firefox: Information disclosure, sandbox escape in the Security: Process Sandboxing component

A flaw was found in Firefox. The Mozilla Foundation's Security Advisory describes the following issue: Information disclosure, sandbox escape in the Security: Process Sandboxing component...

firefox: Information disclosure, sandbox escape in the Security: Process Sandboxing component

A flaw was found in Firefox. The Mozilla Foundation's Security Advisory describes the following issue: Information disclosure, sandbox escape in the Security: Process Sandboxing component...

Updated thunderbird(-l10n) packages fix security vulnerabilities

The updated packages fix security vulnerabilities: Incorrect boundary conditions in the Audio/Video: Web Codecs component. CVE-2026-8946 Incorrect boundary conditions in the JavaScript Engine: JIT component. CVE-2026-8388 Use-after-free in the DOM: Bindings WebIDL component. CVE-2026-8947 Other...

MGASA-2026-0165 Updated nspr, nss and firefox(-l10n) packages fix security issues

The updated packages fix security vulnerabilities: Incorrect boundary conditions in the Audio/Video: Web Codecs component. CVE-2026-8946 Incorrect boundary conditions in the JavaScript Engine: JIT component. CVE-2026-8388 Use-after-free in the DOM: Bindings WebIDL component. CVE-2026-8947 Other...

MGASA-2026-0164 Updated thunderbird(-l10n) packages fix security vulnerabilities

The updated packages fix security vulnerabilities: Incorrect boundary conditions in the Audio/Video: Web Codecs component. CVE-2026-8946 Incorrect boundary conditions in the JavaScript Engine: JIT component. CVE-2026-8388 Use-after-free in the DOM: Bindings WebIDL component. CVE-2026-8947 Other...

AlmaLinux 8 : firefox (ALSA-2026:21382)

The remote AlmaLinux 8 host has a package installed that is affected by multiple vulnerabilities as referenced in the ALSA-2026:21382 advisory. firefox: Incorrect boundary conditions in the JavaScript Engine: JIT component CVE-2026-8388 firefox: Other issue in the JavaScript Engine component...

RHEL 10 : firefox (RHSA-2026:21380)

The remote Redhat Enterprise Linux 10 host has a package installed that is affected by multiple vulnerabilities as referenced in the RHSA-2026:21380 advisory. Mozilla Firefox is an open-source web browser, designed for standards compliance, performance, and portability. Security Fixes: firefox:...

firefox: Information disclosure, sandbox escape in the Security: Process Sandboxing component

A flaw was found in Firefox. The Mozilla Foundation's Security Advisory describes the following issue: Information disclosure, sandbox escape in the Security: Process Sandboxing component...

firefox: Information disclosure, sandbox escape in the Security: Process Sandboxing component

A flaw was found in Firefox. The Mozilla Foundation's Security Advisory describes the following issue: Information disclosure, sandbox escape in the Security: Process Sandboxing component...

firefox: Information disclosure, sandbox escape in the Security: Process Sandboxing component

A flaw was found in Firefox. The Mozilla Foundation's Security Advisory describes the following issue: Information disclosure, sandbox escape in the Security: Process Sandboxing component...

firefox: Information disclosure, sandbox escape in the Security: Process Sandboxing component

A flaw was found in Firefox. The Mozilla Foundation's Security Advisory describes the following issue: Information disclosure, sandbox escape in the Security: Process Sandboxing component...

Important: thunderbird security update

Mozilla Thunderbird is a standalone mail and newsgroup client. Security Fixes: firefox: Incorrect boundary conditions in the JavaScript Engine: JIT component CVE-2026-8388 firefox: Other issue in the JavaScript Engine component CVE-2026-8391 firefox: Sandbox escape in the Profile Backup component...

ALSA-2026:21380 Important: firefox security update

Mozilla Firefox is an open-source web browser, designed for standards compliance, performance, and portability. Security Fixes: firefox: Incorrect boundary conditions in the JavaScript Engine: JIT component CVE-2026-8388 firefox: Other issue in the JavaScript Engine component CVE-2026-8391 firefo...