Out-of-Bounds Affecting thunderbird package, versions <0:78.9.0-3.amzn2


Severity

Recommended
0.0
high
0
10

Based on Amazon Linux security rating.

Threat Intelligence

EPSS
0.26% (67th percentile)

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  • Snyk IDSNYK-AMZN2-THUNDERBIRD-1698619
  • published27 Sept 2021
  • disclosed31 Mar 2021

Introduced: 31 Mar 2021

CVE-2021-23981  (opens in a new tab)
CWE-119  (opens in a new tab)

How to fix?

Upgrade Amazon-Linux:2 thunderbird to version 0:78.9.0-3.amzn2 or higher.
This issue was patched in ALAS2-2021-1632.

NVD Description

Note: Versions mentioned in the description apply only to the upstream thunderbird package and not the thunderbird package as distributed by Amazon-Linux. See How to fix? for Amazon-Linux:2 relevant fixed versions and status.

A texture upload of a Pixel Buffer Object could have confused the WebGL code to skip binding the buffer used to unpack it, resulting in memory corruption and a potentially exploitable information leak or crash. This vulnerability affects Firefox ESR < 78.9, Firefox < 87, and Thunderbird < 78.9.

CVSS Scores

version 3.1