CVE-2009-1415: GNU Gnutls

Medium severity, CVSS 4.3. EPSS: 7.9% chance of exploitation in the next 30 days.

lib/pk-libgcrypt.c in libgnutls in GnuTLS before 2.6.6 does not properly handle invalid DSA signatures, which allows remote attackers to cause a denial of service (application crash) and possibly have unspecified other impact via a malformed DSA key that triggers a (1) free of an uninitialized pointer or (2) double free.

Affected products

• GNU Gnutls: before 2.6.6 (fixed in 2.6.6)

Published 2009-04-30. Last modified 2026-06-16.