MEDIUM 5.4 Microsoft
CVE-2026-40930
LIBPNG: Chunk smuggling in push-mode APNG parser via unconsumed chunk body
Microsoft Security Update 2026-Jun: LIBPNG: Chunk smuggling in push-mode APNG parser via unconsumed chunk body
Affected Products
- azl3 libpng 1.6.58-1 on Azure Linux 3.0
- azl3 qtbase 6.6.3-4 on Azure Linux 3.0
- azl3 tensorflow 2.16.1-11 on Azure Linux 3.0
References
- https://msrc.microsoft.com/update-guide/vulnerability/CVE-2026-40930
- https://nvd.nist.gov/vuln/detail/CVE-2026-40930
This medium severity vulnerability with a CVSS score of 5.4 was published on 2026-06-09 via Microsoft. Affected: azl3 libpng 1.6.58-1 on Azure Linux 3.0, azl3 qtbase 6.6.3-4 on Azure Linux 3.0, azl3 tensorflow 2.16.1-11 on Azure Linux 3.0.
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