CVE-2014-1624

Published: 28 January 2014

Race condition in the xdg.BaseDirectory.get_runtime_dir function in python-xdg 0.25 allows local users to overwrite arbitrary files by pre-creating /tmp/pyxdg-runtime-dir-fallback-victim to point to a victim-owned location, then replacing it with a symlink to an attacker-controlled location once the get_runtime_dir function is called.

Priority

Low

Status

Package Release Status
pyxdg
Launchpad, Ubuntu, Debian
Upstream Needed

Ubuntu 18.04 LTS (Bionic Beaver) Not vulnerable
(0.25-4)
Ubuntu 16.04 ESM (Xenial Xerus)
Released (0.25-4)
Ubuntu 14.04 ESM (Trusty Tahr)
Released (0.25-4)
This vulnerability is mitigated in part by the use of hardlink restrictions in Ubuntu. This vulnerability is mitigated in part by the use of symlink restrictions in Ubuntu.