{"id":"UBUNTU-CVE-2015-4155","details":"GNU Parallel before 20150422, when using (1) --pipe, (2) --tmux, (3) --cat, (4) --fifo, or (5) --compress, allows local users to write to arbitrary files via a symlink attack on a temporary file.","modified":"2025-07-18T16:43:13Z","published":"2015-06-02T14:59:00Z","upstream":["CVE-2015-4155"],"references":[{"type":"REPORT","url":"https://ubuntu.com/security/CVE-2015-4155"},{"type":"REPORT","url":"http://lists.gnu.org/archive/html/parallel/2015-05/msg00024.html"},{"type":"REPORT","url":"http://lists.gnu.org/archive/html/parallel/2015-04/msg00045.html"},{"type":"REPORT","url":"https://www.cve.org/CVERecord?id=CVE-2015-4155"}],"affected":[{"package":{"name":"parallel","ecosystem":"Ubuntu:16.04:LTS","purl":"pkg:deb/ubuntu/parallel@20161222-1~ubuntu0.16.04.1?arch=source&distro=xenial"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"20161222-1~ubuntu0.16.04.1"}]}],"versions":["20141022+ds1-1"],"ecosystem_specific":{"availability":"No subscription required","binaries":[{"binary_version":"20161222-1~ubuntu0.16.04.1","binary_name":"parallel"}]},"database_specific":{"source":"https://github.com/canonical/ubuntu-security-notices/blob/main/osv/cve/2015/UBUNTU-CVE-2015-4155.json"}}],"schema_version":"1.7.3","severity":[{"type":"Ubuntu","score":"low"}]}