Use After Free Affecting thunderbird package, versions <1:115.2.0-1


Severity

Recommended
0.0
medium
0
10

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Threat Intelligence

EPSS
0.12% (48th percentile)

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  • Snyk IDSNYK-DEBIANUNSTABLE-THUNDERBIRD-5877444
  • published30 Aug 2023
  • disclosed11 Sept 2023

Introduced: 30 Aug 2023

CVE-2023-4573  (opens in a new tab)
CWE-416  (opens in a new tab)

How to fix?

Upgrade Debian:unstable thunderbird to version 1:115.2.0-1 or higher.

NVD Description

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

When receiving rendering data over IPC mStream could have been destroyed when initialized, which could have led to a use-after-free causing a potentially exploitable crash. This vulnerability affects Firefox < 117, Firefox ESR < 102.15, Firefox ESR < 115.2, Thunderbird < 102.15, and Thunderbird < 115.2.

CVSS Scores

version 3.1