RHEL 10 : thunderbird (RHSA-2026:6342)

The remote Redhat Enterprise Linux 10 host has a package installed that is affected by multiple vulnerabilities as referenced in the RHSA-2026:6342 advisory. Mozilla Thunderbird is a standalone mail and newsgroup client. Security Fixes: firefox: thunderbird: Use-after-free in the JavaScript Engin...

firefox: thunderbird: Incorrect boundary conditions in the Graphics: Canvas2D component

A flaw was found in Firefox and Thunderbird. The Mozilla Foundation's Security Advisory describes the following issue: Incorrect boundary conditions in the Graphics: Canvas2D component...

OESA-2026-1705 firefox security update

Mozilla Firefox is an open-source web browser, designed for standards compliance, performance and portability. Security Fixes: libexpat in Expat before 2.7.2 allows attackers to trigger large dynamic memory allocations via a small document that is submitted for parsing.CVE-2025-59375 Race...

Important: Red Hat Security Advisory: firefox security update

An update for firefox 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 from t...

firefox: thunderbird: Incorrect boundary conditions in the Graphics: Canvas2D component

A flaw was found in Firefox and Thunderbird. The Mozilla Foundation's Security Advisory describes the following issue: Incorrect boundary conditions in the Graphics: Canvas2D component...

firefox: thunderbird: Incorrect boundary conditions in the Graphics: Canvas2D component

A flaw was found in Firefox and Thunderbird. The Mozilla Foundation's Security Advisory describes the following issue: Incorrect boundary conditions in the Graphics: Canvas2D component...

CVE-2026-4706

A flaw was found in Firefox and Thunderbird. The Mozilla Foundation's Security Advisory describes the following issue: Incorrect boundary conditions in the Graphics: Canvas2D component...

CVE-2026-4685

Summary: CVE-2026-4685 concerns the Graphics: Canvas2D component with incorrect boundary conditions. Affects Firefox versions below 149, Firefox ESR below 115.34, and Firefox ESR below 140.9. Root cause described as incorrect boundary conditions in the Canvas2D implementation. References include ...

CVE-2026-4685 Incorrect boundary conditions in the Graphics: Canvas2D component

Incorrect boundary conditions in the Graphics: Canvas2D component. This vulnerability was fixed in Firefox 149, Firefox ESR 115.34, Firefox ESR 140.9, Thunderbird 149, and Thunderbird 140.9...

CVE-2026-4686

Incorrect boundary conditions in the Graphics: Canvas2D component. This vulnerability was fixed in Firefox 149, Firefox ESR 115.34, Firefox ESR 140.9, Thunderbird 149, and Thunderbird 140.9...

CVE-2026-4686

CVE-2026-4686 targets the Graphics: Canvas2D component. The root cause is incorrect boundary conditions, exposed in Firefox versions prior to 149, Firefox ESR prior to 115.34, and Firefox ESR prior to 140.9. The connected sources confirm the affected products and versions without detailing exploi...

Mozilla -- Multiple vulnerabilities

CVE-2026-4721: Memory safety bugs. Potential arbitrary code execution. CVE-2026-4709: Incorrect boundary conditions in the Audio/Video: GMP component. CVE-2026-4707: Incorrect boundary conditions in the Graphics: Canvas2D component. CVE-2026-4706: Incorrect boundary conditions in the Graphics:...

Mozilla Firefox ESR < 115.34

The version of Firefox ESR installed on the remote Windows host is prior to 115.34. It is, therefore, affected by multiple vulnerabilities as referenced in the mfsa2026-21 advisory. - JIT miscompilation in the JavaScript Engine: JIT component. This vulnerability affects Firefox 149, Firefox ESR...

MiracleLinux 8 : java-17-openjdk-17.0.12.0.7-2.el8 (AXSA:2024-8579:12)

The remote MiracleLinux 8 host has packages installed that are affected by multiple vulnerabilities as referenced in the AXSA:2024-8579:12 advisory. OpenJDK: RangeCheckElimination array index overflow 8323231 CVE-2024-21147 OpenJDK: potential UTF8 size overflow 8314794 CVE-2024-21131 OpenJDK:...

MiracleLinux 8 : firefox-128.14.0-2.el8_10.ML.1 (AXSA:2025-10786:30)

The remote MiracleLinux 8 host has a package installed that is affected by multiple vulnerabilities as referenced in the AXSA:2025-10786:30 advisory. firefox: thunderbird: Denial-of-service due to out-of-memory in the Graphics: WebRender component CVE-2025-9182 thunderbird: firefox: Sandbox escap...

MiracleLinux 8 : firefox-140.3.0-1.el8_10.ML.1 (AXSA:2025-10906:31)

The remote MiracleLinux 8 host has a package installed that is affected by multiple vulnerabilities as referenced in the AXSA:2025-10906:31 advisory. firefox: thunderbird: Sandbox escape due to use-after-free in the Graphics: Canvas2D component CVE-2025-10527 firefox: thunderbird: Incorrect...

PT-2026-27385

Name of the Vulnerable Software and Affected Versions Firefox versions prior to 149 Firefox ESR versions prior to 115.34 Firefox ESR versions prior to 140.9 Thunderbird versions prior to 149 Thunderbird versions prior to 140.9 Description The Graphics: Canvas2D component contains incorrect bounda...

RHEL 9 : firefox (RHSA-2025:17378)

The remote Redhat Enterprise Linux 9 host has packages installed that are affected by multiple vulnerabilities as referenced in the RHSA-2025:17378 advisory. Mozilla Firefox is an open-source web browser, designed for standards compliance, performance, and portability. Security Fixes: firefox:...

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...

KLA88567 DoS vulnerabilities in Mozilla Firefox

Denial of service vulnerabilities were found in Mozilla Firefox. Malicious users can exploit these vulnerabilities to cause denial of service. Below is a complete list of vulnerabilities: 1. Out of bounds memory read vulnerability in JIT Codegen Extensions can be exploited to cause denial of...