CVE-2015-8916: Canonical Ubuntu Linux

Medium severity, CVSS 6.5. EPSS: 3.2% chance of exploitation in the next 30 days.

bsdtar in libarchive before 3.2.0 returns a success code without filling the entry when the header is a "split file in multivolume RAR," which allows remote attackers to cause a denial of service (NULL pointer dereference and crash) via a crafted rar file.

Affected products

• Canonical Ubuntu Linux: version 12.04 only; version 14.04 only; version 15.10 only; version 16.04 only
• Debian Debian Linux: version 7.0 only; version 8.0 only
• Libarchive Libarchive: up to and including 3.1.901a

Published 2016-09-20. Last modified 2026-06-17.