Use After Free Affecting firefox package, versions <107.0-1


Severity

Recommended
0.0
high
0
10

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Threat Intelligence

EPSS
0.63% (46th percentile)

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  • Snyk IDSNYK-DEBIANUNSTABLE-FIREFOX-3120780
  • published16 Nov 2022
  • disclosed22 Dec 2022

Introduced: 16 Nov 2022

CVE-2022-45407  (opens in a new tab)
CWE-416  (opens in a new tab)

How to fix?

Upgrade Debian:unstable firefox to version 107.0-1 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.

If an attacker loaded a font using <code>FontFace()</code> on a background worker, a use-after-free could have occurred, leading to a potentially exploitable crash. This vulnerability affects Firefox < 107.

CVSS Base Scores

version 3.1