MEDIUM 6.8 Microsoft

CVE-2026-22801

LIBPNG has an integer truncation causing heap buffer over-read in png_image_write_*

Microsoft Security Update 2026-Jan: LIBPNG has an integer truncation causing heap buffer over-read in png_image_write_*

Affected Products

azl3 libpng 1.6.52-1 on Azure Linux 3.0
cbl2 libpng 1.6.52-1 on CBL Mariner 2.0
azl3 tensorflow 2.16.1-9 on Azure Linux 3.0

References

https://msrc.microsoft.com/update-guide/vulnerability/CVE-2026-22801
https://nvd.nist.gov/vuln/detail/CVE-2026-22801

Published: 2026-01-13 · Source: Microsoft · Feed updated: 2026-09-30

This medium severity vulnerability with a CVSS score of 6.8 was published on 2026-01-13 via Microsoft. Affected: azl3 libpng 1.6.52-1 on Azure Linux 3.0, cbl2 libpng 1.6.52-1 on CBL Mariner 2.0, azl3 tensorflow 2.16.1-9 on Azure Linux 3.0.

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