Gentoo Linux Security Advisory GLSA 200612-01 – The wv library fails to do proper arithmetic checks in multiple places, possibly leading to integer overflows. Versions less than 1.2.3-r1 are affected.
You can download this advisory from the following link: https://packetstormsecurity.com/files/download/52867/glsa-200612-01.txt
Source: https://packetstormsecurity.com/files/52867/Gentoo-Linux-Security-Advisory-200612-1.html