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CVE-2013-1767

Description

Use-after-free vulnerability in the shmem_remount_fs function in mm/shmem.c in the Linux kernel before 3.7.10 allows local users to gain privileges or cause a denial of service (system crash) by remounting a tmpfs filesystem without specifying a required mpol (aka mempolicy) mount option.

POC

Reference

- http://www.mandriva.com/security/advisories?name=MDVSA-2013:176

- http://www.ubuntu.com/usn/USN-1788-1

- http://www.ubuntu.com/usn/USN-1797-1

Github

No PoCs found on GitHub currently.