Astra Linux – Vulnerability in Firefox and Thunderbird

Documents loaded with the CSP sandbox directive could have escaped the sandbox’s script restrictions by embedding additional content. This vulnerability affects Thunderbird 91.4.0, Firefox ESR 91.4.0, and Firefox 95...

Astra Linux – Vulnerability in Firefox and Thunderbird

When invoking protocol handlers for external protocols, a supplied parameter URL containing spaces was not properly escaped. This vulnerability affects Thunderbird 91.4.0, Firefox ESR 91.4.0, and Firefox 95...

Astra Linux – Vulnerability in Thunderbird

Thunderbird unexpectedly enabled JavaScript in the composition area. The JavaScript execution context was limited to this area and did not receive Chrome-level privileges; however, it could be used as a stepping stone for further attacks involving other vulnerabilities. This vulnerability affects...

Linux Distros Unpatched Vulnerability : CVE-2021-43538

The Linux/Unix host has one or more packages installed that are impacted by a vulnerability without a vendor supplied patch available. - By misusing a race in our notification code, an attacker could have forcefully hidden the notification for pages that had received full screen and pointer lock...

SUSE CVE-2021-4129

Mozilla developers and community members Julian Hector, Randell Jesup, Gabriele Svelto, Tyson Smith, Christian Holler, and Masayuki Nakano reported memory safety bugs present in Firefox 94. Some of these bugs showed evidence of memory corruption and we presume that with enough effort some of thes...

SUSE CVE-2021-43528

Thunderbird unexpectedly enabled JavaScript in the composition area. The JavaScript execution context was limited to this area and did not receive chrome-level privileges, but could be used as a stepping stone to further an attack with other vulnerabilities. This vulnerability affects Thunderbird...

SUSE CVE-2021-43545

Using the Location API in a loop could have caused severe application hangs and crashes. This vulnerability affects Thunderbird 91.4.0, Firefox ESR 91.4.0, and Firefox 95...

Memory corruption

Mozilla developers and community members Julian Hector, Randell Jesup, Gabriele Svelto, Tyson Smith, Christian Holler, and Masayuki Nakano reported memory safety bugs present in Firefox 94. Some of these bugs showed evidence of memory corruption and we presume that with enough effort some of thes...

firefox security update

CentOS Errata and Security Advisory CESA-2021:5014 An update for firefox is now available for Red Hat Enterprise Linux 7. 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...

Ubuntu 18.04 LTS / 20.04 LTS : Firefox vulnerabilities (USN-5186-1)

The remote Ubuntu 18.04 LTS / 20.04 LTS host has packages installed that are affected by multiple vulnerabilities as referenced in the USN-5186-1 advisory. Multiple security issues were discovered in Firefox. If a user were tricked into opening a specially crafted website, an attacker could...

thunderbird security update

91.4.0-2.0.1 - Replaced thunderbird-redhat-default-prefs.js with thunderbird-oracle-default-prefs.js 91.4.0-2 - Update to 91.4.0 build2 91.4.0-1 - Update to 91.4.0 build1...

thunderbird security update

91.4.0-3.0.1 - Replaced thunderbird-redhat-default-prefs.js with thunderbird-oracle-default-prefs.js 91.4.0-3 - Bump NVR for ppc64 build 91.4.0-2 - Update to 91.4.0 build2 91.4.0-1 - Update to 91.4.0 build1...

Mozilla: JavaScript unexpectedly enabled for the composition area

Thunderbird unexpectedly enabled JavaScript in the composition area. The JavaScript execution context was limited to this area and did not receive chrome-level privileges, but could be used as a stepping stone to further an attack with other vulnerabilities. This vulnerability affects Thunderbird...

Mozilla: Bypass of CSP sandbox directive when embedding

Documents loaded with the CSP sandbox directive could have escaped the sandbox's script restriction by embedding additional content. This vulnerability affects Thunderbird 91.4.0, Firefox ESR 91.4.0, and Firefox 95...

Important: Red Hat Security Advisory: thunderbird security update

An update for thunderbird is now available for Red Hat Enterprise Linux 7. 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...

Mozilla: JavaScript unexpectedly enabled for the composition area

Thunderbird unexpectedly enabled JavaScript in the composition area. The JavaScript execution context was limited to this area and did not receive chrome-level privileges, but could be used as a stepping stone to further an attack with other vulnerabilities. This vulnerability affects Thunderbird...

Important: Red Hat Security Advisory: thunderbird security update

An update for thunderbird is now available for Red Hat Enterprise Linux 8.4 Extended Update Support. 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...

Mozilla: External protocol handler parameters were unescaped

When invoking protocol handlers for external protocols, a supplied parameter URL containing spaces was not properly escaped. This vulnerability affects Thunderbird 91.4.0, Firefox ESR 91.4.0, and Firefox 95...

Important: Red Hat Security Advisory: thunderbird security update

An update for thunderbird is now available for Red Hat Enterprise Linux 8.2 Extended Update Support. 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...

RLSA-2021:5045 Important: thunderbird security update

Mozilla Thunderbird is a standalone mail and newsgroup client. This update upgrades Thunderbird to version 91.4.0. Security Fixes: Mozilla: Memory safety bugs fixed in Firefox 95 and Firefox ESR 91.4 BZ2030116 Mozilla: URL leakage when navigating while executing asynchronous function CVE-2021-435...