Exploit for Out-of-bounds Write in Libtiff CVE-2022-0891

Out-of-bounds write in libtiff extractImageSection allows heap buffer overflow.

Published 3 Oct 2026Updated 3 Oct 2026119 sources
CVSS 7.1 ✓ VERIFIED REFERENCE

What happened

Out-of-bounds write in libtiff extractImageSection allows heap buffer overflow.

Affected versions

Unknown product: See original advisory Fixed: See vendor advisory.

Why it matters

This source correlation may provide earlier visibility while structured CVE metadata is still being updated.

Detection & mitigation

  • Review the original advisory and validate affected versions.
  • Apply vendor-provided updates or mitigations when available.

Public PoC references