Out-of-bounds Read

Overview Affected versions of this package are vulnerable to Out-of-bounds Read via the vvdecpushdata2 function. An attacker can cause an out-of-bounds heap read by supplying a crafted HEIF file with a VVC track that exploits an integer overflow in the security check, bypassing intended...

CVE-2026-47178

libheif is a HEIF and AVIF file format decoder and encoder. In versions 1.19.0 through 1.21.2, a crafted HEIF file uncompressed unci codec, tiled, component-interleaved, 4:2:0 triggers a heap out-of-bounds write in libheif's uncompressed tile decoder. The write overwrites the C++ vtable pointer o...

libheif 缓冲区错误漏洞

LibHEIF is a open-source decoder and encoder for the ISO/IEC 23008-12:2017 HEIF file format developed by Struktur. Versions of LibHEIF prior to 1.21.2 contain a buffer error vulnerability. This vulnerability arises from setting samplesperchunk=0 in the stsc box, causing an unsigned integer...