RHSA-2023:3149 — Security Advisory

Red Hat Security Advisory: thunderbird security update

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Severity

Important

Red Hat Product Security

RHEL 9

Products

Official CSAF product identity

Published · May 17, 2023

Updated · June 26, 2026

Topic

An update for thunderbird is now available for Red Hat Enterprise Linux 9.0 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.

Description

Mozilla Thunderbird is a standalone mail and newsgroup client.

This update upgrades Thunderbird to version 102.11.0.

Security Fix(es):

Mozilla: Browser prompts could have been obscured by popups (CVE-2023-32205)
Mozilla: Crash in RLBox Expat driver (CVE-2023-32206)
Mozilla: Potential permissions request bypass via clickjacking (CVE-2023-32207)
Mozilla: Memory safety bugs fixed in Firefox 113 and Firefox ESR 102.11 (CVE-2023-32215)
Mozilla: Content process crash due to invalid wasm code (CVE-2023-32211)
Mozilla: Potential spoof due to obscured address bar (CVE-2023-32212)
Mozilla: Potential memory corruption in FileReader::DoReadData() (CVE-2023-32213)

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.