RHSA-2022:6165 — Security Advisory
Red Hat Security Advisory: thunderbird security update
Severity
ImportantRed Hat Product Security
Products
Official CSAF product identity
Published · August 25, 2022
Updated · November 22, 2025
Topic
An update for thunderbird is now available for Red Hat Enterprise Linux 9.
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.
Description
Mozilla Thunderbird is a standalone mail and newsgroup client.
This update upgrades Thunderbird to version 91.13.0.
Security Fix(es):
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Mozilla: Address bar spoofing via XSLT error handling (CVE-2022-38472)
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Mozilla: Cross-origin XSLT Documents would have inherited the parent's permissions (CVE-2022-38473)
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Mozilla: Memory safety bugs fixed in Firefox 104 and Firefox ESR 102.2 (CVE-2022-38477)
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Mozilla: Memory safety bugs fixed in Firefox 104, Firefox ESR 102.2, and Firefox ESR 91.13 (CVE-2022-38478)
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Mozilla: Data race and potential use-after-free in PK11_ChangePW (CVE-2022-38476)
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.