Debian Linux Security Advisory 1969-1 – It was discovered that krb5, a system for authenticating users and services on a network, is prone to integer underflow in the AES and RC4 decryption operations of the crypto library. A remote attacker can cause crashes, heap corruption, or, under extraordinarily unlikely conditions, arbitrary code execution.
You can download this advisory from the following link: https://packetstormsecurity.com/files/download/85071/dsa-1969-1.txt
Source: https://packetstormsecurity.com/files/85071/Debian-Linux-Security-Advisory-1969-1.html