CVE-2013-4515 Information

Description

The bcm_char_ioctl function in drivers/staging/bcm/Bcmchar.c in the Linux kernel before 3.12 does not initialize a certain data structure which allows local users to obtain sensitive information from kernel memory via an IOCTL_BCM_GET_DEVICE_DRIVER_INFO ioctl call.

Reference

http://git.kernel.org/?p=linux/kernel/git/torvalds/linux-2.6.git;a=commit;h=8d1e72250c847fa96498ec029891de4dc638a5ba http://lists.opensuse.org/opensuse-security-announce/2014-02/msg00002.html http://lists.opensuse.org/opensuse-updates/2014-02/msg00045.html http://www.openwall.com/lists/oss-security/2013/11/04/22 http://www.ubuntu.com/usn/USN-2066-1 http://www.ubuntu.com/usn/USN-2067-1 http://www.ubuntu.com/usn/USN-2068-1 http://www.ubuntu.com/usn/USN-2069-1 http://www.ubuntu.com/usn/USN-2070-1 http://www.ubuntu.com/usn/USN-2071-1 http://www.ubuntu.com/usn/USN-2072-1 http://www.ubuntu.com/usn/USN-2073-1 http://www.ubuntu.com/usn/USN-2074-1 http://www.ubuntu.com/usn/USN-2075-1 http://www.ubuntu.com/usn/USN-2076-1 https://github.com/torvalds/linux/commit/8d1e72250c847fa96498ec029891de4dc638a5ba https://www.kernel.org/pub/linux/kernel/v3.x/patch-3.12.bz2