libpng: libpng: Information disclosure and denial of service via out-of-bounds read/write in Neon palette expansion

A flaw was found in libpng. A remote attacker could exploit an out-of-bounds read and write vulnerability in the ARM/AArch64 Neon-optimized palette expansion path. This occurs when processing a final partial chunk of 8-bit paletted rows without verifying sufficient input pixels, leading to...

libpng12 security update

1.2.50-10.0.1 - Fix CVE-2026-25646: heap buffer overflow in pngsetquantize Orabug: 39183864...

libpng: Integer overflow and resultant divide-by-zero in pngrutil.c:png_check_chunk_length() allows for denial of service

In libpng 1.6.34, a wrong calculation of rowfactor in the pngcheckchunklength function pngrutil.c may trigger an integer overflow and resultant divide-by-zero while processing a crafted PNG file, leading to a denial of service...