ALSA-2026:68549 Important: firefox security update

Mozilla Firefox is an open-source web browser, designed for standards compliance, performance, and portability. Security Fixes: firefox: thunderbird: Privilege escalation in the DOM: Workers component CVE-2026-16365 firefox: thunderbird: Sandbox escape in the Remote Settings Client component...

[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-140.16.0esr-i686-1slack15.0.txz: Upgraded. This update contains security fixes and improvements. For more...

Slackware Linux 15.0 / current mozilla-firefox Multiple Vulnerabilities (SSA:2026-259-01)

The version of mozilla-firefox installed on the remote host is prior to 140.16.0esr / 153.3.0esr. It is, therefore, affected by multiple vulnerabilities as referenced in the SSA:2026-259-01 advisory. New mozilla-firefox packages are available for Slackware 15.0 and -current to fix security issues...

Mozilla Firefox < 156.0

The version of Firefox installed on the remote macOS or Mac OS X host is prior to 156.0. It is, therefore, affected by multiple vulnerabilities as referenced in the mfsa2026-90 advisory. - Privilege escalation in the Enterprise Policies component. This vulnerability was fixed in Firefox 156,...

KLA91283 Multiple vulnerabilities in Mozilla Firefox

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

KLA91284 Multiple vulnerabilities in Mozilla Firefox ESR

Multiple vulnerabilities were found in Mozilla Firefox ESR. Malicious users can exploit these vulnerabilities to bypass security restrictions, cause denial of service, execute arbitrary code, obtain sensitive information. Below is a complete list of vulnerabilities: 1. A remote code execution...

KLA91282 Multiple vulnerabilities in Mozilla Firefox ESR

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

Mozilla Firefox < 156.0

The version of Firefox installed on the remote Windows host is prior to 156.0. It is, therefore, affected by multiple vulnerabilities as referenced in the mfsa2026-90 advisory. - Privilege escalation in the Enterprise Policies component. This vulnerability was fixed in Firefox 156, Firefox ESR...

OESA-2026-3791 firefox security update

Mozilla Firefox is an open-source web browser, designed for standards compliance, performance and portability. %if 0 %global mozdebugprefix /lib/debug %global mozdebugdir /lib/debug/ %global unamem %uname -m %global symbolsfilename -.en-US.-%uname.crashreporter-symbols.zip %global symbolsfilepath...

OESA-2026-3790 firefox security update

Mozilla Firefox is an open-source web browser, designed for standards compliance, performance and portability. %if 0 %global mozdebugprefix /lib/debug %global mozdebugdir /lib/debug/ %global unamem %uname -m %global symbolsfilename -.en-US.-%uname.crashreporter-symbols.zip %global symbolsfilepath...

OESA-2026-3789 firefox security update

Mozilla Firefox is an open-source web browser, designed for standards compliance, performance and portability. %if 0 %global mozdebugprefix /lib/debug %global mozdebugdir /lib/debug/ %global unamem %uname -m %global symbolsfilename -.en-US.-%uname.crashreporter-symbols.zip %global symbolsfilepath...

Astra Linux – Vulnerability in Firefox

A compromised web child process could disable web security opening restrictions, resulting in a new child process being spawned within the file:// context. With a reliable exploit primitive, this new process could be exploited again, leading to arbitrary file reading. This vulnerability affects...

Astra Linux – Vulnerability in Firefox and Thunderbird

After requesting multiple permissions and closing the first permission panel, subsequent permission panels will be displayed in a different position, but still record a click at the default location. This allows users to be tricked into accepting permissions they do not want to grant. This bug on...

Astra Linux – Vulnerability in Thunderbird, Firefox

Parsing a JavaScript module as JSON can, under certain circumstances, lead to cross-compartment access, which may result in a use-after-free vulnerability. This vulnerability has been fixed in Firefox 134, Firefox ESR 128.6, Thunderbird 134, and Thunderbird 128.6...

Astra Linux – Vulnerability in Firefox and Thunderbird

A permission leak could have occurred from a trusted site to an untrusted site through embed or object elements. This vulnerability affects Firefox 132, Firefox ESR 128.4, Firefox ESR 115.17, Thunderbird 128.4, and Thunderbird 132...

Astra Linux – Vulnerability in Firefox and Thunderbird

Memory safety bugs exist in Firefox 122, Firefox ESR 115.7, and Thunderbird 115.7. 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. This vulnerability affects Firefox version...

Astra Linux – Vulnerability in Firefox and Thunderbird

When a ServiceWorker intercepted a request using FetchEvent, the origin of the request was lost after the ServiceWorker took control of it. This caused the SameSite cookie protections to be negated. This issue was addressed in the specifications, and later in various browsers. This vulnerability...

Astra Linux – Vulnerability in Firefox and Thunderbird

Poor management of ownership led to a “use-after-free” vulnerability in ReadableByteStreams. This vulnerability affects Firefox 120, Firefox ESR 115.5.0, and Thunderbird 115.5...

Security update for MozillaFirefox, MozillaFirefox-branding-SLE, mozilla-nspr, mozilla-nss, rust-cbindgen

This update for MozillaFirefox, MozillaFirefox-branding-SLE, mozilla-nspr, mozilla-nss, rust-cbindgen fixes the following issues: Changes in MozillaFirefox: Firefox Extended Support Release 153.2.0 ESR Fixed: Various security fixes. MFSA 2026-85 bsc1278001: CVE-2026-75874: Sandbox escape in the...

Important: firefox security update

Mozilla Firefox is an open-source web browser, designed for standards compliance, performance, and portability. Security Fixes: firefox: thunderbird: Privilege escalation in the DOM: Workers component CVE-2026-16365 firefox: thunderbird: Sandbox escape in the Remote Settings Client component...