Out-of-bounds Read

Overview Affected versions of this package are vulnerable to Out-of-bounds Read in the SampleAuxInfoReader constructor when parsing a specially crafted HEIF sequence file containing a saiz box that declares more samples than exist in the track's chunk table. An attacker can cause a heap buffer...

CVE-2026-41071

CVE-2026-41071 affects libheif up to version 1.21.2. A crafted HEIF sequence file where the saiz box declares more samples than actually exist can trigger a heap‑buffer‑overflow (out‑of‑bounds read) in the SampleAuxInfoReader constructor when parsing via heif_context_read_from_file. The reader it...