Use After Free Affecting thunderbird-debuginfo package, versions <0:102.4.0-1.amzn2.0.1


Severity

Recommended
0.0
high
0
10

Based on Amazon Linux security rating.

Threat Intelligence

EPSS
0.8% (83rd percentile)

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  • Snyk IDSNYK-AMZN2-THUNDERBIRDDEBUGINFO-3160224
  • published7 Dec 2022
  • disclosed14 Sept 2022

Introduced: 14 Sep 2022

CVE-2022-40674  (opens in a new tab)
CWE-416  (opens in a new tab)

How to fix?

Upgrade Amazon-Linux:2 thunderbird-debuginfo to version 0:102.4.0-1.amzn2.0.1 or higher.
This issue was patched in ALAS2-2022-1900.

NVD Description

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

libexpat before 2.4.9 has a use-after-free in the doContent function in xmlparse.c.

References

CVSS Scores

version 3.1