Gentoo Linux Security Advisory GLSA 200507-22 – The Gentoo Linux Security Audit Team discovered that the sandbox utility was vulnerable to multiple TOCTOU (Time of Check, Time of Use) file creation race conditions. Versions less than 1.2.11 are affected.
You can download this advisory from the following link: https://packetstormsecurity.com/files/download/38908/glsa-200507-22.txt
Source: https://packetstormsecurity.com/files/38908/Gentoo-Linux-Security-Advisory-200507-22.html