CVE-2007-3644: Freebsd Libarchive

Medium severity, CVSS 4.3. EPSS: 3.9% chance of exploitation in the next 30 days.

archive_read_support_format_tar.c in libarchive before 2.2.4 allows user-assisted remote attackers to cause a denial of service (infinite loop) via (1) an end-of-file condition within a pax extension header or (2) a malformed pax extension header in an (a) PAX or a (b) TAR archive.

Affected products

• Freebsd Libarchive: up to and including 2.2.3

Published 2007-07-14. Last modified 2026-06-16.