Use After Free Affecting firefox package, versions <105.0-1


Severity

Recommended
0.0
medium
0
10

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Threat Intelligence

EPSS
0.33% (72nd percentile)

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  • Snyk IDSNYK-DEBIANUNSTABLE-FIREFOX-6241894
  • published12 Feb 2024
  • disclosed22 Dec 2022

Introduced: 22 Dec 2022

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

How to fix?

Upgrade Debian:unstable firefox to version 105.0-1 or higher.

NVD Description

Note: Versions mentioned in the description apply only to the upstream firefox package and not the firefox package as distributed by Debian. See How to fix? for Debian:unstable 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