LIBPNG is vulnerable to a heap buffer overflow in png_do_quantize via
malformed palette index. (CVE-2025-64505)
LIBPNG is vulnerable to a heap buffer over-read in
png_write_image_8bit with grayscale+alpha or RGB/RGBA images.
(CVE-2025-64506)
LIBPNG is vulnerable to a buffer overflow in png_image_read_composite
via incorrect palette premultiplication. (CVE-2025-64720)
LIBPNG is vulnerable to a heap buffer overflow in png_combine_row
triggered via png_image_finish_read. (CVE-2025-65018)