Gentoo Linux Security Advisory GLSA 200410-02 – Utilities included in old Netpbm versions are vulnerable to multiple temporary files issues, potentially allowing a local attacker to overwrite files with the rights of the user running the utility.
You can download this advisory from the following link: https://packetstormsecurity.com/files/download/34579/glsa-200410-02.txt
Source: https://packetstormsecurity.com/files/34579/Gentoo-Linux-Security-Advisory-200410-2.html