CVE-2017-5336: gnutls: Stack overflow in cdk_pk_get_keyid

Severity: Critical

CVSS Score: 9.8

Stack-based buffer overflow in the cdk_pk_get_keyid function in lib/opencdk/pubkey.c in GnuTLS before 3.3.26 and 3.5.x before 3.5.8 allows remote attackers to have unspecified impact via a crafted OpenPGP certificate.