CVE-2013-0250: Corosync

Medium severity, CVSS 5.0. EPSS: 3.1% chance of exploitation in the next 30 days.

The init_nss_hash function in exec/totemcrypto.c in Corosync 2.0 before 2.3 does not properly initialize the HMAC key, which allows remote attackers to cause a denial of service (crash) via a crafted packet.

Affected products

• Corosync Corosync: version 2.0.0 only; version 2.0.1 only; version 2.0.2 only; version 2.0.3 only; version 2.1.0 only; version 2.1.1 only; …

Published 2014-06-06. Last modified 2026-06-16.