pnggroup libpng

• CVE-2026-40930 Medium 5.4 LIBPNG: Chunk smuggling in push-mode APNG parser via unconsumed chunk body 0.2%
• CVE-2026-34757 Medium 5.1 LIBPNG has a yse-after-free in png_set_PLTE, png_set_tRNS and png_set_hIST leading to corrupted chunk data and potential heap information disclosure 0.2%
• CVE-2026-33636 High 7.6 LIBPNG has ARM NEON Palette Expansion Out-of-Bounds Read on AArch64 0.8%
• CVE-2026-33416 High 7.5 LIBPNG has use-after-free via pointer aliasing in `png_set_tRNS` and `png_set_PLTE` 1.1%
• CVE-2026-3713 Medium 5.3 pnggroup libpng pnm2png pnm2png.c do_pnm2png heap-based overflow 0.1%
• CVE-2026-25646 High 7.0 LIBPNG has a heap buffer overflow in png_set_quantize 1.1%
• CVE-2026-22801 Medium 6.8 LIBPNG has an integer truncation causing heap buffer over-read in png_image_write_* 0.1%
• CVE-2026-22695 Medium 6.1 LIBPNG has a heap buffer over-read in png_image_read_direct_scaled (regression from CVE-2025-65018 fix) 0.2%
• CVE-2025-66293 High 7.1 LIBPNG has an out-of-bounds read in png_image_read_composite 0.4%
• CVE-2025-65018 High 7.1 LIBPNG is vulnerable to a heap buffer overflow in `png_combine_row` triggered via `png_image_finish_read` 0.3%
• CVE-2025-64720 High 7.1 LIBPNG is vulnerable to a buffer overflow in `png_image_read_composite` via incorrect palette premultiplication 0.4%
• CVE-2025-64506 Medium 6.1 LIBPNG is vulnerable to a heap buffer over-read in `png_write_image_8bit` with grayscale+alpha or RGB/RGBA images 0.1%
• CVE-2025-64505 Medium 6.1 LIBPNG is vulnerable to a heap buffer overflow in `png_do_quantize` via malformed palette index 0.2%