CVE-2013-6763

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.

Predictions

Heuristic predictions, AS-IS, for prioritization only.

Mitigations

References

• http://git.kernel.org/?p=linux/kernel/git/torvalds/linux-2.6.git%3Ba=commit%3Bh=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
• http://git.kernel.org/?p=linux/kernel/git/torvalds/linux-2.6.git%3Ba=commit%3Bh=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

CWEs

CWE-119