CVE-2025-66293 - LIBPNG has an out-of-bounds read in png_image_read_composite

CVE-2025-66293 - LIBPNG has an out-of-bounds read in png_image_read_composite

https://cvefeed.io/rssfeed/latest.atom / Wed, 12/03/2025 - 22:51
CVE ID : CVE-2025-66293
Published : Dec. 3, 2025, 8:33 p.m. | 39 minutes ago
Description : 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 later.
Severity: 0.0 | NA
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