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Use After Free Affecting thunderbird package, versions <1:60.2.1-1

Severity

 Recommended
0.0
critical
0
10

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Threat Intelligence

EPSS
3.36% (88th percentile)

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  • Snyk IDSNYK-ECHOLATEST-THUNDERBIRD-18319053
  • published26 Jul 2026
  • disclosed18 Oct 2018
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Introduced: 18 Oct 2018

CVE-2018-12378  (opens in a new tab)
CWE-416  (opens in a new tab)

How to fix?

Upgrade Echo:latest thunderbird to version 1:60.2.1-1 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 Echo. See How to fix? for Echo:latest relevant fixed versions and status.

A use-after-free vulnerability can occur when an IndexedDB index is deleted while still in use by JavaScript code that is providing payload values to be stored. This results in a potentially exploitable crash. This vulnerability affects Firefox < 62, Firefox ESR < 60.2, and Thunderbird < 60.2.1.

References