Gentoo Linux Security Advisory GLSA 200507-05 – Tavis Ormandy of the Gentoo Linux Security Audit Team discovered a buffer overflow in zlib. A bounds checking operation failed to take invalid data into account, allowing a specifically malformed deflate data stream to overrun a buffer. Versions less than 1.2.2-r1 are affected.
You can download this advisory from the following link: https://packetstormsecurity.com/files/download/38503/glsa-200507-05.txt
Source: https://packetstormsecurity.com/files/38503/Gentoo-Linux-Security-Advisory-200507-5.html