Bug 2489221 (CVE-2026-12314) - CVE-2026-12314 firefox: thunderbird: Memory safety bug fixed in Thunderbird ESR 140.12
Summary: CVE-2026-12314 firefox: thunderbird: Memory safety bug fixed in Thunderbird E...
Keywords:
Status: NEW
Alias: CVE-2026-12314
Product: Security Response
Classification: Other
Component: vulnerability
Version: unspecified
Hardware: All
OS: Linux
medium
medium
Target Milestone: ---
Assignee: Product Security
QA Contact:
URL:
Whiteboard:
Depends On:
Blocks:
TreeView+ depends on / blocked
 
Reported: 2026-06-16 14:02 UTC by OSIDB Bzimport
Modified: 2026-06-17 17:56 UTC (History)
5 users (show)

Fixed In Version:
Clone Of:
Environment:
Last Closed:
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Description OSIDB Bzimport 2026-06-16 14:02:00 UTC 
Memory safety bug fixed in Firefox 152. This vulnerability was fixed in Firefox 152 and Firefox ESR 140.12.
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