CVE-2022-1623: Debian Linux

Medium severity, CVSS 5.5. EPSS: 1.3% chance of exploitation in the next 30 days.

LibTIFF master branch has an out-of-bounds read in LZWDecode in libtiff/tif_lzw.c:624, 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 b4e79bfa.

Affected products

• Debian Debian Linux: version 11.0 only
• Fedoraproject Fedora: version 35 only; version 36 only
• Libtiff Libtiff: version 4.3.0 only
• Netapp Ontap Select Deploy Administration Utility: affected versions not specified

Published 2022-05-11. Last modified 2026-06-17.