CVE-2013-4205 Information

Description

Memory leak in the unshare_userns function in kernel/user_namespace.c in the Linux kernel before 3.10.6 allows local users to cause a denial of service (memory consumption) via an invalid CLONE_NEWUSER unshare call.

Reference

http://git.kernel.org/?p=linux/kernel/git/torvalds/linux-2.6.git;a=commit;h=6160968cee8b90a5dd95318d716e31d7775c4ef3 http://twitter.com/grsecurity/statuses/364566062336978944 http://www.kernel.org/pub/linux/kernel/v3.x/ChangeLog-3.10.6 http://www.openwall.com/lists/oss-security/2013/08/06/2 http://www.ubuntu.com/usn/USN-1971-1 http://www.ubuntu.com/usn/USN-1974-1 https://github.com/torvalds/linux/commit/6160968cee8b90a5dd95318d716e31d7775c4ef3