Debian Security Advisory DSA 804-1 – KDE developers have reported a vulnerability in the backup file handling of Kate and Kwrite. The backup files are created with default permissions, even if the original file had more strict permissions set. This could disclose information unintendedly.
You can download this advisory from the following link: https://packetstormsecurity.com/files/download/39959/dsa-804-1.txt
Source: https://packetstormsecurity.com/files/39959/Debian-Linux-Security-Advisory-804-1.html