CVE-2026-5186 Nothings stb Multi-frame GIF File stb_image.h stbi__load_gif_main double free

A weakness has been identified in Nothings stb up to 2.30. This impacts the function stbiloadgifmain of the file stbimage.h of the component Multi-frame GIF File Handler. This manipulation causes double free. The attack requires local access. The exploit has been made available to the public and...