Gentoo Linux Security Advisory GLSA 200803-02 – Firebird does not properly handle certain types of XDR requests, resulting in an integer overflow (CVE-2008-0387). Furthermore, it is vulnerable to a buffer overflow when processing usernames (CVE-2008-0467). Versions less than 2.0.3.12981.0-r5 are affected.
You can download this advisory from the following link: https://packetstormsecurity.com/files/download/64211/glsa-200803-02.txt
Source: https://packetstormsecurity.com/files/64211/Gentoo-Linux-Security-Advisory-200803-2.html

