Out-of-bounds Write The advisory has been revoked - it doesn't affect any version of package thunderbird  (opens in a new tab)


Threat Intelligence

Exploit Maturity
Attacked
EPSS
93.99% (100th percentile)

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  • Snyk IDSNYK-UBUNTU2004-THUNDERBIRD-5901249
  • published12 Sept 2023
  • disclosed12 Sept 2023

Introduced: 12 Sep 2023

CVE-2023-4863  (opens in a new tab)
CWE-787  (opens in a new tab)

Amendment

The Ubuntu security team deemed this advisory irrelevant for Ubuntu:20.04.

NVD Description

Note: Versions mentioned in the description apply only to the upstream thunderbird package and not the thunderbird package as distributed by Ubuntu.

Heap buffer overflow in libwebp in Google Chrome prior to 116.0.5845.187 and libwebp 1.3.2 allowed a remote attacker to perform an out of bounds memory write via a crafted HTML page. (Chromium security severity: Critical)

References