MGASA-2026-0247 Updated libheif packages fix security vulnerabilities

libheif has a Heap OOB Read/SEGV Crash via Zero samplesperchunk. CVE-2026-32738 libheif is Vulnerable to Infinite Loop DoS via stts Sample Duration Lookup. CVE-2026-32739 Heap-Buffer-Overflow Write in Grid Tile Chroma Compositing. CVE-2026-32740 libheif has a heap buffer overflow in...

CVE-2026-41071 libheif: Heap buffer over-read in SampleAuxInfoReader via crafted HEIF sequence file with mismatched saiz sample count

libheif is a HEIF and AVIF file format decoder and encoder. In versions 1.21.2 and prior, a crafted HEIF sequence file where the saiz box declares more samples than actually exist in the track's chunk table causes a heap-buffer-overflow out-of-bounds read in the SampleAuxInfoReader constructor. T...

EUVD-2026-31501

libheif is a HEIF and AVIF file format decoder and encoder. In versions 1.21.2 and prior, a crafted HEIF sequence file where the saiz box declares more samples than actually exist in the track's chunk table causes a heap-buffer-overflow out-of-bounds read in the SampleAuxInfoReader constructor. T...

CVE-2026-41071

libheif is a HEIF and AVIF file format decoder and encoder. In versions 1.21.2 and prior, a crafted HEIF sequence file where the saiz box declares more samples than actually exist in the track's chunk table causes a heap-buffer-overflow out-of-bounds read in the SampleAuxInfoReader constructor. T...