Rapid7

vulnerability

Debian: CVE-2022-46880: firefox-esr, thunderbird -- security update

Severity
7
CVSS
(AV:N/AC:M/Au:N/C:N/I:N/A:C)
Published
Dec 16, 2022
Added
Dec 16, 2022
Modified
Mar 30, 2026

Description

A missing check related to tex units could have led to a use-after-free and potentially exploitable crash.<br />*Note*: This advisory was added on December 13th, 2022 after we better understood the impact of the issue. The fix was included in the original release of Firefox 105. This vulnerability affects Firefox ESR < 102.6, Firefox < 105, and Thunderbird < 102.6.

Solutions

debian-upgrade-firefox-esrdebian-upgrade-thunderbird
Title
Rapid7 Labs

2026 Global Threat Landscape Report

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