CVE-2022-4645: Fedoraproject Fedora

Medium severity, CVSS 5.5. EPSS: 0.4% chance of exploitation in the next 30 days.

LibTIFF 4.4.0 has an out-of-bounds read in tiffcp in tools/tiffcp.c:948, allowing attackers to cause a denial-of-service via a crafted tiff file. For users that compile libtiff from sources, the fix is available with commit e8131125.

Affected products

• Fedoraproject Fedora: version 36 only; version 37 only; version 38 only
• Libtiff Libtiff: from 3.5.1, up to and including 4.4.0

Published 2023-03-03. Last modified 2026-06-17.