firefox: thunderbird: Invalid pointer in the JavaScript: WebAssembly component

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

firefox: thunderbird: Memory safety bugs fixed in Firefox ESR 140.10, Thunderbird ESR 140.10, Firefox 150 and Thunderbird 150

A flaw was found in Firefox and Thunderbird. The Mozilla Foundation's Security Advisory describes the following issue: Memory safety bugs present in Firefox ESR 140.9, Thunderbird ESR 140.9, Firefox 149 and Thunderbird 149. Some of these bugs showed evidence of memory corruption and we presume th...

firefox: thunderbird: Incorrect boundary conditions in the WebRTC: Networking component

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

firefox: thunderbird: Uninitialized memory in the Audio/Video: Web Codecs component

A flaw was found in Firefox and Thunderbird. The Mozilla Foundation's Security Advisory describes the following issue: Uninitialized memory in the Audio/Video: Web Codecs component...

firefox: thunderbird: Use-after-free in the Widget: Cocoa component

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

firefox: thunderbird: Incorrect boundary conditions in the WebRTC component

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

firefox: thunderbird: Incorrect boundary conditions in the DOM: Device Interfaces component

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

firefox: thunderbird: Other issue in the Libraries component in NSS

A flaw was found in Firefox and Thunderbird. The Mozilla Foundation's Security Advisory describes the following issue: Other issue in the Libraries component in NSS...

firefox: thunderbird: Information disclosure due to uninitialized memory in the Graphics: Canvas2D component

A flaw was found in Firefox and Thunderbird. The Mozilla Foundation's Security Advisory describes the following issue: Information disclosure due to uninitialized memory in the Graphics: Canvas2D component...

RLSA-2026:19201 Important: firefox security update

Mozilla Firefox is an open-source web browser, designed for standards compliance, performance, and portability. Security Fixes: firefox: thunderbird: Incorrect boundary conditions in the Libraries component in NSS CVE-2026-6772 firefox: thunderbird: Use-after-free in the JavaScript Engine compone...

firefox security update

An update is available for firefox. This update affects Rocky Linux 9. A Common Vulnerability Scoring System CVSS base score, which gives a detailed severity rating, is available for each vulnerability from the CVE list Mozilla Firefox is an open-source web browser, designed for standards...

Fedora 43 : firefox / nss (2026-cd20332935)

The remote Fedora 43 host has packages installed that are affected by multiple vulnerabilities as referenced in the FEDORA-2026-cd20332935 advisory. Update NSS to 3.123.1 Update to Firefox 151.0 Tenable has extracted the preceding description block directly from the Fedora security advisory. Note...

Debian dsa-6283 : firefox-esr - security update

The remote Debian 12 / 13 host has packages installed that are affected by multiple vulnerabilities as referenced in the dsa-6283 advisory. - ------------------------------------------------------------------------- Debian Security Advisory DSA-6283-1 [email protected]...

RHEL 9 : firefox (RHSA-2026:17689)

The remote Redhat Enterprise Linux 9 host has packages installed that are affected by multiple vulnerabilities as referenced in the RHSA-2026:17689 advisory. Mozilla Firefox is an open-source web browser, designed for standards compliance, performance, and portability. Security Fixes: firefox:...

RHEL 8 : firefox (RHSA-2026:19588)

The remote Redhat Enterprise Linux 8 host has a package installed that is affected by multiple vulnerabilities as referenced in the RHSA-2026:19588 advisory. Mozilla Firefox is an open-source web browser, designed for standards compliance, performance, and portability. Security Fixes: firefox:...

RHEL 8 : firefox (RHSA-2026:19655)

The remote Redhat Enterprise Linux 8 host has a package installed that is affected by multiple vulnerabilities as referenced in the RHSA-2026:19655 advisory. Mozilla Firefox is an open-source web browser, designed for standards compliance, performance, and portability. Security Fixes: firefox:...

Important: firefox security update

Mozilla Firefox is an open-source web browser, designed for standards compliance, performance, and portability. Security Fixes: firefox: thunderbird: Memory safety bugs fixed in Firefox ESR 140.10.1 and Firefox 150.0.1 CVE-2026-7323 firefox: thunderbird: Information disclosure due to incorrect...

RHEL 9 : firefox (RHSA-2026:19464)

The remote Redhat Enterprise Linux 9 host has packages installed that are affected by multiple vulnerabilities as referenced in the RHSA-2026:19464 advisory. Mozilla Firefox is an open-source web browser, designed for standards compliance, performance, and portability. Security Fixes: firefox:...

RHEL 9 : firefox (RHSA-2026:19370)

The remote Redhat Enterprise Linux 9 host has packages installed that are affected by multiple vulnerabilities as referenced in the RHSA-2026:19370 advisory. Mozilla Firefox is an open-source web browser, designed for standards compliance, performance, and portability. Security Fixes: firefox:...

Fedora 43 : firefox (2026-4542b2d7aa)

The remote Fedora 43 host has a package installed that is affected by multiple vulnerabilities as referenced in the FEDORA-2026-4542b2d7aa advisory. - New upstream release 150.0.3 Tenable has extracted the preceding description block directly from the Fedora security advisory. Note that Nessus ha...