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Mageia 9 giflib Critical Double-Free Issue CVE-2026-23868

mageia
Calendar Grey April 18, 2026
Dist Mageia Esm H88
Updated giflib packages in Mageia fix a double-free issue, enhancing system security against vulnerabilities.
MGASA-2026-0103 - Updated giflib packages fix security vulnerability

Summary

Description: Giflib contains a double-free vulnerability that is the result of a shallow copy in GifMakeSavedImage and incorrect error handling. The conditions needed to trigger this vulnerability are difficult but may be possible. (CVE-2026-23868)

References

- https://bugs.mageia.org/show_bug.cgi?id=35264

- https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/ESPOSECITRO4QTJMS7ORKUX7NW3MWCWX/

- https://www.cve.org/CVERecord?id=CVE-2026-23868

Topics%20covered

Topics Covered

security advisory buffer overflow double-free giflib Mageia cve-2026-23868

Resolution

SRPMS

- 9/core/giflib-5.2.1-7.3.mga9

Severity
critical
Lowest
Low
Medium
High
Critical

Publication date: 18 Apr 2026
URL: https://advisories.mageia.org/MGASA-2026-0103.html
Type: security
CVE: CVE-2026-23868

Topics%20covered

Topics Covered

security advisory buffer overflow double-free giflib Mageia cve-2026-23868

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