[slackware-security] mozilla-firefox

New mozilla-firefox 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-firefox-140.14.0esr-i686-1slack15.0.txz: Upgraded. This update contains security fixes and improvements. For more...

[SECURITY] [DSA 6451-1] firefox-esr security update

------------------------------------------------------------------------- Debian Security Advisory DSA-6451-1 [email protected] https://www.debian.org/security/ Moritz Muehlenhoff August 19, 2026 https://www.debian.org/security/faq -...

CVE-2026-74934

creationtimestamp| type| source ---|---|--- 2026-08-19 04:45:08+00:00| seen| https://www.hkcert.org/security-bulletin/mozilla-products-multiple-vulnerabilities20260819...

Mozilla Thunderbird < 154.0

The version of Thunderbird installed on the remote macOS or Mac OS X host is prior to 154.0. It is, therefore, affected by multiple vulnerabilities as referenced in the mfsa2026-78 advisory. - Use-after-free in the DOM: Core & HTML component. This vulnerability was fixed in Firefox 154, Firefox E...

Linux Distros Unpatched Vulnerability : CVE-2026-74934

The Linux/Unix host has one or more packages installed that are impacted by a vulnerability without a vendor supplied patch available. - Site isolation issue in the Graphics: CanvasWebGL component. This vulnerability was fixed in Firefox 154, Firefox ESR 115.39, Firefox ESR 140.14, Firefox ESR...

Mozilla Thunderbird < 140.14

The version of Thunderbird installed on the remote Windows host is prior to 140.14. It is, therefore, affected by multiple vulnerabilities as referenced in the mfsa2026-79 advisory. - Internally found bugs present in Thunderbird ESR 140.13, Thunderbird ESR 153.0 and Thunderbird 153. Some of these...

DEBIAN-CVE-2026-74934

Site isolation issue in the Graphics: CanvasWebGL component. This vulnerability was fixed in Firefox 154, Firefox ESR 115.39, Firefox ESR 140.14, Firefox ESR 153.1, Thunderbird 154, Thunderbird 140.14, and Thunderbird 153.1...

CVE-2026-74934

Site isolation issue in the Graphics: CanvasWebGL component. This vulnerability was fixed in Firefox 154, Firefox ESR 115.39, Firefox ESR 140.14, Firefox ESR 153.1, Thunderbird 154, Thunderbird 140.14, and Thunderbird 153.1...

CVE-2026-74934

A site isolation issue exists in the Graphics: CanvasWebGL component of the Mozilla Firefox and Mozilla Thunderbird browsers. This vulnerability affects several versions, including Firefox 154, Firefox ESR 115.39, Firefox ESR 140.14, Firefox ESR 153.1, and corresponding Thunderbird versions 154, ...