CVE-2018-6612: Jhead Project Jhead

Medium severity, CVSS 5.5. EPSS: 1.1% chance of exploitation in the next 30 days.

An integer underflow bug in the process_EXIF function of the exif.c file of jhead 3.00 raises a heap-based buffer over-read when processing a malicious JPEG file, which may allow a remote attacker to cause a denial-of-service attack or unspecified other impact.

Affected products

• Jhead Project Jhead: version 3.0 only

Published 2018-02-04. Last modified 2026-06-17.