Mageia alert MGASA-2026-0205 (libpng)

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Mageia Updates <updates-announce@ml.mageia.org>
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updates-announce@ml.mageia.org
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[updates-announce] MGASA-2026-0205: Updated libpng packages fix security vulnerabilities
Date:
             
 
Sat, 13 Jun 2026 03:39:27 +0200
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<20260613013927.B5CDAA0E34@duvel.mageia.org>
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Article
MGASA-2026-0205 - Updated libpng packages fix security vulnerabilities

Publication date: 13 Jun 2026
URL: https://advisories.mageia.org/MGASA-2026-0205.html
Type: security
Affected Mageia releases: 9
CVE: CVE-2026-40930

Description:
LIBPNG has a use-after-free in png_set_PLTE, png_set_tRNS and
png_set_hIST leading to corrupted chunk data and potential heap
information disclosure. (CVE-2026-34757)
Chunk smuggling in push-mode APNG parser via unconsumed chunk body.
(CVE-2026-40930)

References:
- https://bugs.mageia.org/show_bug.cgi?id=35542
- https://www.openwall.com/lists/oss-security/2026/04/09/2
- https://lists.debian.org/debian-security-announce/2026/ms...
- https://www.openwall.com/lists/oss-security/2026/05/15/21
- https://github.com/pnggroup/libpng/security/advisories/GH...
- https://www.cve.org/CVERecord?id=CVE-2026-40930

SRPMS:
- 9/core/libpng-1.6.38-1.6.mga9