[slackware-security] mozilla-thunderbird

New mozilla-thunderbird packages are available for Slackware 15.0 and -current to fix security issues. Here are the details from the Slackware 15.0 ChangeLog: patches/packages/mozilla-thunderbird-140.7.0esr-i686-1slack15.0.txz: Upgraded. This release contains security fixes and improvements. For...

Slackware Linux 15.0 / current mozilla-thunderbird Vulnerability (SSA:2026-014-03)

The version of mozilla-thunderbird installed on the remote host is prior to 140.7.0esr. It is, therefore, affected by a vulnerability as referenced in the SSA:2026-014-03 advisory. New mozilla-thunderbird packages are available for Slackware 15.0 and -current to fix security issues. Tenable has...

UBUNTU-CVE-2026-0882

Use-after-free in the IPC component. This vulnerability was fixed in Firefox 147, Firefox ESR 115.32, Firefox ESR 140.7, Thunderbird 147, and Thunderbird 140.7...

Astra Linux – Vulnerability in Firefox

Memory safety bugs exist in Firefox ESR 115.28, Firefox ESR 140.3, Thunderbird ESR 140.3, Firefox 143, and Thunderbird 143. 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...

CVE-2026-0892

Memory safety bugs present in Firefox 146 and Thunderbird 146. 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 affects Firefox 147 and Thunderbird 147...

CVE-2026-0885

Use-after-free in the JavaScript: GC component. This vulnerability affects Firefox 147, Firefox ESR 140.7, Thunderbird 147, and Thunderbird 140.7...

CVE-2026-0879

Sandbox escape due to incorrect boundary conditions in the Graphics component. This vulnerability affects Firefox 147, Firefox ESR 115.32, Firefox ESR 140.7, Thunderbird 147, and Thunderbird 140.7...

KLA90844 Multiple vulnerabilities in Mozilla Thunderbird ESR

Multiple vulnerabilities were found in Mozilla Thunderbird ESR. Malicious users can exploit these vulnerabilities to execute arbitrary code, cause denial of service, bypass security restrictions, spoof user interface, obtain sensitive information. Below is a complete list of vulnerabilities: 1. U...

firefox: thunderbird: Use-after-free in the WebRTC: Signaling component

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

firefox: thunderbird: Privilege escalation in the Netmonitor component

A flaw was found in Firefox and Thunderbird. The Mozilla Foundation's Security Advisory describes the following issue: Privilege escalation in the Netmonitor component...

firefox: thunderbird: Privilege escalation in the Netmonitor component

A flaw was found in Firefox and Thunderbird. The Mozilla Foundation's Security Advisory describes the following issue: Privilege escalation in the Netmonitor 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: Same-origin policy bypass in the Request Handling component

A flaw was found in Firefox and Thunderbird. The Mozilla Foundation's Security Advisory describes the following issue: Same-origin policy bypass in the Request Handling component...

firefox: thunderbird: Use-after-free in the WebRTC: Signaling component

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

firefox: thunderbird: Privilege escalation in the Netmonitor component

A flaw was found in Firefox and Thunderbird. The Mozilla Foundation's Security Advisory describes the following issue: Privilege escalation in the Netmonitor component...

RHEL 8 : thunderbird (RHSA-2026:0021)

The remote Redhat Enterprise Linux 8 host has a package installed that is affected by multiple vulnerabilities as referenced in the RHSA-2026:0021 advisory. Mozilla Thunderbird is a standalone mail and newsgroup client. Security Fixes: firefox: Memory safety bugs fixed in Firefox ESR 140.6,...

openSUSE 16 Security Update : MozillaThunderbird (openSUSE-SU-2026:20002-1)

The remote openSUSE 16 host has packages installed that are affected by multiple vulnerabilities as referenced in the openSUSE-SU-2026:20002-1 advisory. Changes in MozillaThunderbird: Mozilla Thunderbird 140.5.0 ESR MFSA 2025-91 bsc1253188: CVE-2025-13012 Race condition in the Graphics component...

Security update for MozillaThunderbird (important)

openSUSE security update: security update for mozillathunderbird ------------------------------------------------------------- Announcement ID: openSUSE-SU-2026:20002-1 Rating: important References: bsc1253188 Cross-References: CVE-2025-13012 CVE-2025-13013 CVE-2025-13014 CVE-2025-13015...

openSUSE Security Advisory (SUSE-SU-2025:4397-1)

The remote host is missing an update for the SPDX-FileCopyrightText: 2025 Greenbone AG Some text descriptions might be excerpted from a referenced sources, and are Copyright C by the respective right holders. SPDX-License-Identifier: GPL-2.0-only ifdescription...

SUSE SLED15: MozillaThunderbird / MozillaThunderbird-translations-common / etc (SUSE-SU-2025:4397-1)

The remote SUSE Linux SLED15 / SLEDSAP15 / SLES15 / SLESSAP15 / openSUSE 15 host has packages installed that are affected by multiple vulnerabilities as referenced in the SUSE-SU-2025:4397-1 advisory. Update to Mozilla Thunderbird 140.6 bsc1254551. - MFSA 2025-96 CVE-2025-14321: use-after-free in...