CVE-2017-5337: GNU Gnutls

Critical severity, CVSS 9.8. EPSS: 6.2% chance of exploitation in the next 30 days.

Multiple heap-based buffer overflows in the read_attribute function in GnuTLS before 3.3.26 and 3.5.x before 3.5.8 allow remote attackers to have unspecified impact via a crafted OpenPGP certificate.

Affected products

• GNU Gnutls: up to and including 3.3.25; version 3.5.0 only; version 3.5.1 only; version 3.5.2 only; version 3.5.3 only; version 3.5.4 only; …
• Opensuse Leap: version 42.1 only; version 42.2 only

Published 2017-03-24. Last modified 2026-06-17.