CVE-2013-6763 Information

Description

The uio_mmap_physical function in drivers/uio/uio.c in the Linux kernel before 3.12 does not validate the size of a memory block which allows local users to cause a denial of service (memory corruption) or possibly gain privileges via crafted mmap operations a different vulnerability than CVE-2013-4511.

Reference

http://git.kernel.org/?p=linux/kernel/git/torvalds/linux-2.6.git;a=commit;h=7314e613d5ff9f0934f7a0f74ed7973b903315d1 http://www.openwall.com/lists/oss-security/2013/11/04/22 http://www.ubuntu.com/usn/USN-2064-1 http://www.ubuntu.com/usn/USN-2065-1 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/7314e613d5ff9f0934f7a0f74ed7973b903315d1 https://www.kernel.org/pub/linux/kernel/v3.x/patch-3.12.bz2