RHSA-2022:7182 — Security Advisory

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 for each vulnerability from the CVE link(s) in the References section.

Mozilla Thunderbird is a standalone mail and newsgroup client.

This update upgrades Thunderbird to version 102.4.0.

Security Fix(es):

• Mozilla: Matrix SDK bundled with Thunderbird vulnerable to an impersonation attack by malicious server administrators (CVE-2022-39249)

• Mozilla: Matrix SDK bundled with Thunderbird vulnerable to a device verification attack (CVE-2022-39250)

• Mozilla: Matrix SDK bundled with Thunderbird vulnerable to an impersonation attack (CVE-2022-39251)

• Mozilla: Same-origin policy violation could have leaked cross-origin URLs (CVE-2022-42927)

• Mozilla: Memory Corruption in JS Engine (CVE-2022-42928)

• Mozilla: Matrix SDK bundled with Thunderbird vulnerable to a data corruption issue (CVE-2022-39236)

• Mozilla: Denial of Service via window.print (CVE-2022-42929)

• Mozilla: Memory safety bugs fixed in Firefox ESR 102.4 and Thunderbird 102.4 (CVE-2022-42932)

For more details about the security issue(s), including the impact, a CVSS score, acknowledgments, and other related information, refer to the CVE page(s) listed in the References section.