Secunia Security Advisory – Gentoo has issued an update for capi4hylafax. This fixes a vulnerability, which potentially can be exploited by malicious people to compromise a vulnerable system.
You can download this advisory from the following link: https://packetstormsecurity.com/files/download/51038/sa22450.txt
Source: https://packetstormsecurity.com/files/51038/Secunia-Security-Advisory-22450.html