Gentoo Linux Security Advisory GLSA 200904-02 – Multiple integer overflows might allow for the execution of arbitrary code when performing base64 conversion. Diego E. Petten
You can download this advisory from the following link: https://packetstormsecurity.com/files/download/76328/glsa-200904-02.txt
Source: https://packetstormsecurity.com/files/76328/Gentoo-Linux-Security-Advisory-200904-2.html