CVE-2026-6491 libvips nip2 vips7compat.c im_minpos_vec heap-based overflow

A security vulnerability has been detected in libvips up to 8.18.2. The affected element is the function imminposvec of the file libvips/deprecated/vips7compat.c of the component nip2 Handler. Such manipulation of the argument n leads to heap-based buffer overflow. An attack has to be approached...