Unrated severityOSV Advisory· Published Jan 12, 2026· Updated Jan 13, 2026
LIBPNG has a heap buffer over-read in png_image_read_direct_scaled (regression from CVE-2025-65018 fix)
CVE-2026-22695
Description
LIBPNG is a reference library for use in applications that read, create, and manipulate PNG (Portable Network Graphics) raster image files. From 1.6.51 to 1.6.53, there is a heap buffer over-read in the libpng simplified API function png_image_finish_read when processing interlaced 16-bit PNGs with 8-bit output format and non-minimal row stride. This is a regression introduced by the fix for CVE-2025-65018. This vulnerability is fixed in 1.6.54.
Affected products
1Patches
0No patches discovered yet.
Vulnerability mechanics
AI mechanics synthesis has not run for this CVE yet.
References
4- github.com/pnggroup/libpng/commit/218612ddd6b17944e21eda56caf8b4bf7779d1eamitrex_refsource_MISC
- github.com/pnggroup/libpng/commit/e4f7ad4ea2mitrex_refsource_MISC
- github.com/pnggroup/libpng/issues/778mitrex_refsource_MISC
- github.com/pnggroup/libpng/security/advisories/GHSA-mmq5-27w3-rxppmitrex_refsource_CONFIRM
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