MEDIUM 5.3 Microsoft
CVE-2026-3713
pnggroup libpng pnm2png pnm2png.c do_pnm2png heap-based overflow
Microsoft Security Update 2026-Mar: pnggroup libpng pnm2png pnm2png.c do_pnm2png heap-based overflow
Affected Products
- azl3 libpng 1.6.55-1 on Azure Linux 3.0
- azl3 libpng 1.6.56-1 on Azure Linux 3.0
- cbl2 libpng 1.6.56-1 on CBL Mariner 2.0
- azl3 libpng 1.6.57-1 on Azure Linux 3.0
- azl3 libpng 1.6.58-1 on Azure Linux 3.0
- cbl2 libpng 1.6.55-1 on CBL Mariner 2.0
- cbl2 libpng 1.6.56-1 on CBL-Mariner 2.0
References
- https://msrc.microsoft.com/update-guide/vulnerability/CVE-2026-3713
- https://nvd.nist.gov/vuln/detail/CVE-2026-3713
This medium severity vulnerability with a CVSS score of 5.3 was published on 2026-03-10 via Microsoft. Affected: azl3 libpng 1.6.55-1 on Azure Linux 3.0, azl3 libpng 1.6.56-1 on Azure Linux 3.0, cbl2 libpng 1.6.56-1 on CBL Mariner 2.0 and 4 more.
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