Gentoo Linux Security Advisory GLSA 200410-19 – The catchsegv script in the glibc package is vulnerable to symlink attacks, potentially allowing a local user to overwrite arbitrary files with the rights of the user running the script.
You can download this advisory from the following link: https://packetstormsecurity.com/files/download/34806/glsa-200410-19.txt
Source: https://packetstormsecurity.com/files/34806/Gentoo-Linux-Security-Advisory-200410-19.html