CVE-2013-4392: Race Condition

First published: Thu Sep 20 2012(Updated: )

A TOCTOU (time-of-check time-of-use) race condition was found in the way systemd, a system and service manager, used to update file permissions and SELinux security contexts. A local attacker could use this flaw to conduct symbolic link attacks possibly leading to their ability to modify permissions / security context of a path different than originally intended / requested. Issue found by Florian Weimer, Red Hat Product Security Team

Credit: secalert@redhat.com

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