CVE-2026-3281 libvips bandrank.c vips_bandrank_build heap-based overflow

A vulnerability was detected in libvips 8.19.0. This affects the function vipsbandrankbuild of the file libvips/conversion/bandrank.c. Performing a manipulation of the argument index results in heap-based buffer overflow. The attack must be initiated from a local position. The exploit is now publ...