The override_release function in kernel/sys.c in the Linux kernel before 3.4.16 allows local users to obtain sensitive information from kernel stack memory via a uname system call in conjunction with a UNAME26 personality.Referenceshttp://www.ubuntu.com/usn/USN-1644-1http://www.kernel.org/pub/linux/kernel/v3.x/ChangeLog-3.4.16http://www.ubuntu.com/usn/USN-1645-1http://git.kernel.org/?p=linux/kernel/git/torvalds/linux-2.6.git%3Ba=commit%3Bh=2702b1526c7278c4d65d78de209a465d4de2885ehttp://www.ubuntu.com/usn/USN-1647-1http://www.ubuntu.com/usn/USN-1652-1http://www.ubuntu.com/usn/USN-1646-1https://bugzilla.redhat.com/show_bug.cgi?id=862877http://lists.fedoraproject.org/pipermail/package-announce/2012-November/091110.htmlhttps://github.com/torvalds/linux/commit/2702b1526c7278c4d65d78de209a465d4de2885ehttp://www.ubuntu.com/usn/USN-1648-1http://www.ubuntu.com/usn/USN-1649-1http://secunia.com/advisories/51409http://www.openwall.com/lists/oss-security/2012/10/09/4