CVE-2011-3627: Clamav

Medium severity, CVSS 4.3. EPSS: 2.6% chance of exploitation in the next 30 days.

The bytecode engine in ClamAV before 0.97.3 allows remote attackers to cause a denial of service (crash) via vectors related to "recursion level" and (1) libclamav/bytecode.c and (2) libclamav/bytecode_api.c.

Affected products

• Clamav Clamav: up to and including 0.97.2; version 0.9 only; version 0.90 only; version 0.90.1 only; version 0.90.2 only; version 0.90.3 only; …

Published 2011-11-17. Last modified 2026-06-16.