CVE-2013-2021: Canonical Ubuntu Linux

Medium severity, CVSS 4.3. EPSS: 3.5% chance of exploitation in the next 30 days.

pdf.c in ClamAV 0.97.1 through 0.97.7 allows remote attackers to cause a denial of service (out-of-bounds-read) via a crafted length value in an encrypted PDF file.

Affected products

• Canonical Ubuntu Linux: version 10.04 only; version 11.10 only; version 12.04 only; version 12.10 only; version 13.04 only
• Clamav Clamav: version 0.97.1 only; version 0.97.2 only; version 0.97.3 only; version 0.97.4 only; version 0.97.5 only; version 0.97.6 only; …
• Suse Linux Enterprise Server: version 11.0 only

Published 2013-05-13. Last modified 2026-06-16.