{"schema_version":"1.9.0","id":"CVE-2025-66293","published":"2025-12-03T20:33:57.086Z","modified":"2026-09-05T14:06:30.373122Z","aliases":["GHSA-9mpm-9pxh-mg4f"],"related":["ALSA-2026:0125","ALSA-2026:0237","ALSA-2026:0238","ALSA-2026:0241","CGA-p58g-h2f7-x6jv","SUSE-SU-2025:21217-1","SUSE-SU-2025:21220-1","SUSE-SU-2025:4436-1","SUSE-SU-2025:4494-1","SUSE-SU-2026:0085-1","SUSE-SU-2026:20030-1","SUSE-SU-2026:20073-1","SUSE-SU-2026:23063-1","openSUSE-SU-2025:15801-1","openSUSE-SU-2026:20017-1"],"summary":"LIBPNG has an out-of-bounds read in png_image_read_composite","details":"LIBPNG is a reference library for use in applications that read, create, and manipulate PNG (Portable Network Graphics) raster image files. Prior to 1.6.52, an out-of-bounds read vulnerability in libpng's simplified API allows reading up to 1012 bytes beyond the png_sRGB_base[512] array when processing valid palette PNG images with partial transparency and gamma correction. The PNG files that trigger this vulnerability are valid per the PNG specification; the bug is in libpng's internal state management. Upgrade to libpng 1.6.52 or 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