Use After Free Affecting thunderbird package, versions <0:52.9.1-1.amzn2


Severity

Recommended
critical

Based on Amazon Linux security rating.

Threat Intelligence

EPSS
0.51% (78th percentile)

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  • Snyk IDSNYK-AMZN2-THUNDERBIRD-1665123
  • published27 Sept 2021
  • disclosed18 Oct 2018

Introduced: 18 Oct 2018

CVE-2018-12360  (opens in a new tab)
CWE-416  (opens in a new tab)

How to fix?

Upgrade Amazon-Linux:2 thunderbird to version 0:52.9.1-1.amzn2 or higher.
This issue was patched in ALAS2-2018-1061.

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 use-after-free vulnerability can occur when deleting an input element during a mutation event handler triggered by focusing that element. This results in a potentially exploitable crash. This vulnerability affects Thunderbird < 60, Thunderbird < 52.9, Firefox ESR < 60.1, Firefox ESR < 52.9, and Firefox < 61.