Bug 2517830 (CVE-2026-74977) - CVE-2026-74977 firefox: thunderbird: Integer overflow in the Graphics component
Summary: CVE-2026-74977 firefox: thunderbird: Integer overflow in the Graphics component
Keywords:
Status: NEW
Alias: CVE-2026-74977
Product: Security Response
Classification: Other
Component: vulnerability
Version: unspecified
Hardware: All
OS: Linux
low
low
Target Milestone: ---
Assignee: Product Security
QA Contact:
URL:
Whiteboard:
Depends On:
Blocks:
TreeView+ depends on / blocked
 
Reported: 2026-08-18 12:48 UTC by OSIDB Bzimport
Modified: 2026-08-20 23:07 UTC (History)
5 users (show)

Fixed In Version:
Clone Of:
Environment:
Last Closed:
Embargoed:

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Description OSIDB Bzimport 2026-08-18 12:48:52 UTC 
Integer overflow in the Graphics component. This vulnerability was fixed in Firefox 154 and Firefox ESR 153.1.
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