Use After Free Affecting firefox package, versions <96.0-1


Severity

Recommended
0.0
high
0
10

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Threat Intelligence

EPSS
0.25% (66th percentile)

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  • Snyk IDSNYK-DEBIANUNSTABLE-FIREFOX-2333159
  • published12 Jan 2022
  • disclosed22 Dec 2022

Introduced: 12 Jan 2022

CVE-2022-22740  (opens in a new tab)
CWE-416  (opens in a new tab)

How to fix?

Upgrade Debian:unstable firefox to version 96.0-1 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.

Certain network request objects were freed too early when releasing a network request handle. This could have lead to a use-after-free causing a potentially exploitable crash. This vulnerability affects Firefox ESR < 91.5, Firefox < 96, and Thunderbird < 91.5.

CVSS Scores

version 3.1