MGASA-2026-0081 Updated thunderbird packages fix security vulnerabilities

Denial-of-service in the XML component. CVE-2025-59375 Spoofing issue in Thunderbird. CVE-2026-3889 Race condition, use-after-free in the Graphics: WebRender component. CVE-2026-4684 Incorrect boundary conditions in the Graphics: Canvas2D component. CVE-2026-4685 Incorrect boundary conditions in...

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...

Code execution vulnerability in multiple Mozilla products (CNVD-2026-17002)

Mozilla Firefox is an open source web browser.Mozilla Firefox ESR is an extended support version of Firefox the web browser.Mozilla Thunderbird is a suite of email client software separate from the Mozilla Application Suite. A code execution vulnerability exists in several Mozilla products. The...

firefox: thunderbird: Undefined behavior in the WebRTC: Signaling component

A flaw was found in Firefox and Thunderbird. The Mozilla Foundation's Security Advisory describes the following issue: Undefined behavior in the WebRTC: Signaling component...

Important: Red Hat Security Advisory: thunderbird security update

An update for thunderbird 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 fr...

Amazon Linux 2023 : firefox (ALAS2023-2026-1470)

It is, therefore, affected by multiple vulnerabilities as referenced in the ALAS2023-2026-1470 advisory. Incorrect boundary conditions in the WebRTC: Audio/Video component. This vulnerability affects Firefox 148, Firefox ESR 115.33, and Firefox ESR 140.8. CVE-2026-2757 Use-after-free in the...

Important: thunderbird security update

Mozilla Thunderbird is a standalone mail and newsgroup client. Security Fixes: firefox: thunderbird: Use-after-free in the JavaScript Engine component CVE-2026-4701 firefox: thunderbird: Memory safety bugs fixed in Firefox ESR 115.34, Firefox ESR 140.9, Thunderbird ESR 140.9, Firefox 149 and...

Security update for chromium (important)

openSUSE security update: security update for chromium ------------------------------------------------------------- Announcement ID: openSUSE-SU-2026:20422-1 Rating: important References: bsc1259964 Cross-References: CVE-2026-4439 CVE-2026-4440 CVE-2026-4441 CVE-2026-4442 CVE-2026-4443...

SUSE-SU-2026:20978-1 Security update for MozillaFirefox

This update for MozillaFirefox fixes the following issues: Update to Firefox 140.9.0 ESR MFSA 2026-22, bsc1260083: - CVE-2026-4684: Race condition, use-after-free in the Graphics: WebRender component - CVE-2026-4685: Incorrect boundary conditions in the Graphics: Canvas2D component - CVE-2026-468...

Important: firefox

Issue Overview: Incorrect boundary conditions in the WebRTC: Audio/Video component. This vulnerability affects Firefox 148, Firefox ESR 115.33, and Firefox ESR 140.8. CVE-2026-2757 Use-after-free in the JavaScript: GC component. This vulnerability affects Firefox 148, Firefox ESR 115.33, and...

firefox: thunderbird: Undefined behavior in the WebRTC: Signaling component

A flaw was found in Firefox and Thunderbird. The Mozilla Foundation's Security Advisory describes the following issue: Undefined behavior in the WebRTC: Signaling component...

firefox: thunderbird: Undefined behavior in the WebRTC: Signaling component

A flaw was found in Firefox and Thunderbird. The Mozilla Foundation's Security Advisory describes the following issue: Undefined behavior in the WebRTC: Signaling component...

ALSA-2026:5931 Important: firefox security update

Mozilla Firefox is an open-source web browser, designed for standards compliance, performance, and portability. Security Fixes: firefox: thunderbird: Use-after-free in the JavaScript Engine component CVE-2026-4701 firefox: thunderbird: Memory safety bugs fixed in Firefox ESR 115.34, Firefox ESR...

RHEL 10 : firefox (RHSA-2026:5931)

The remote Redhat Enterprise Linux 10 host has a package installed that is affected by multiple vulnerabilities as referenced in the RHSA-2026:5931 advisory. Mozilla Firefox is an open-source web browser, designed for standards compliance, performance, and portability. Security Fixes: firefox:...

ALSA-2026:5932 Important: firefox security update

Mozilla Firefox is an open-source web browser, designed for standards compliance, performance, and portability. Security Fixes: firefox: thunderbird: Use-after-free in the JavaScript Engine component CVE-2026-4701 firefox: thunderbird: Memory safety bugs fixed in Firefox ESR 115.34, Firefox ESR...

Important: firefox security update

Mozilla Firefox is an open-source web browser, designed for standards compliance, performance, and portability. Security Fixes: firefox: thunderbird: Use-after-free in the JavaScript Engine component CVE-2026-4701 firefox: thunderbird: Memory safety bugs fixed in Firefox ESR 115.34, Firefox ESR...

SUSE CVE-2026-4705

Undefined behavior in the WebRTC: Signaling component. This vulnerability was fixed in Firefox 149, Firefox ESR 140.9, Thunderbird 149, and Thunderbird 140.9...

Linux Distros Unpatched Vulnerability : CVE-2026-4705

The Linux/Unix host has one or more packages installed that are impacted by a vulnerability without a vendor supplied patch available. - Undefined behavior in the WebRTC: Signaling component. This vulnerability was fixed in Firefox 149, Firefox ESR 140.9, Thunderbird 149, and Thunderbird 140.9...

The vulnerability of the WebRTC component in Google Chrome and Microsoft Edge browsers allows a hacker to induce a service failure.

The vulnerability of the WebRTC component in Google Chrome and Microsoft Edge relates to the possibility of using memory after it is freed. Exploiting this vulnerability could allow a remote attacker to cause a service failure through a specially created HTML page...

The vulnerability of the WebRTC component in Google Chrome and Microsoft Edge browsers allows a hacker to induce a service failure.

The vulnerability of the WebRTC component in Google Chrome and Microsoft Edge relates to the possibility of using memory after it is freed. Exploiting this vulnerability could allow a remote attacker to cause a service failure through a specially created HTML page...