Use After Free Affecting firefox package, versions <0:102.6.0-1.el8_7.alma


Severity

Recommended
high

Based on AlmaLinux security rating.

Threat Intelligence

EPSS
0.33% (72nd percentile)

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  • Snyk IDSNYK-ALMALINUX8-FIREFOX-5623376
  • published28 May 2023
  • disclosed15 Dec 2022

Introduced: 15 Dec 2022

CVE-2022-46880  (opens in a new tab)
CWE-416  (opens in a new tab)

How to fix?

Upgrade AlmaLinux:8 firefox to version 0:102.6.0-1.el8_7.alma or higher.
This issue was patched in ALSA-2022:9067.

NVD Description

Note: Versions mentioned in the description apply only to the upstream firefox package and not the firefox package as distributed by AlmaLinux. See How to fix? for AlmaLinux:8 relevant fixed versions and status.

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.

CVSS Scores

version 3.1