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CVE-2026-3713

pnggroup libpng pnm2png pnm2png.c do_pnm2png heap-based overflow PUBLISHED

Description (CNA)

A flaw has been found in pnggroup libpng up to 1.6.55. Affected by this vulnerability is the function do_pnm2png of the file contrib/pngminus/pnm2png.c of the component pnm2png. This manipulation of the argument width/height causes heap-based buffer overflow. The attack is restricted to local execution. The exploit has been published and may be used. The project was informed of the problem early through an issue report but has not responded yet.

Affected (CNA)

Vendor / productVersions
pnggroup / libpngaffected 1.6.0; affected 1.6.1; affected 1.6.2; affected 1.6.3; affected 1.6.4; affected 1.6.5; affected 1.6.6; affected 1.6.7; affected 1.6.8; affected 1.6.9; affected 1.6.10; affected 1.6.11; affected 1.6.12; affected 1.6.13; affected 1.6.14; affected 1.6.15; affected 1.6.16; affected 1.6.17; affected 1.6.18; affected 1.6.19; affected 1.6.20; affected 1.6.21; affected 1.6.22; affected 1.6.23; affected 1.6.24; affected 1.6.25; affected 1.6.26; affected 1.6.27; affected 1.6.28; affected 1.6.29; affected 1.6.30; affected 1.6.31; affected 1.6.32; affected 1.6.33; affected 1.6.34; affected 1.6.35; affected 1.6.36; affected 1.6.37; affected 1.6.38; affected 1.6.39; affected 1.6.40; affected 1.6.41; affected 1.6.42; affected 1.6.43; affected 1.6.44; affected 1.6.45; affected 1.6.46; affected 1.6.47; affected 1.6.48; affected 1.6.49; affected 1.6.50; affected 1.6.51; affected 1.6.52; affected 1.6.53; affected 1.6.54; affected 1.6.55

CWE

CWE-122, CWE-119

References

ADP enrichment

CISA-ADP

No English description supplied.

No references supplied.