CVE-2013-7267 Information

Description

The atalk_recvmsg function in net/appletalk/ddp.c in the Linux kernel before 3.12.4 updates a certain length value without ensuring that an associated data structure has been initialized which allows local users to obtain sensitive information from kernel memory via a (1) recvfrom (2) recvmmsg or (3) recvmsg system call.

Reference

http://git.kernel.org/?p=linux/kernel/git/torvalds/linux-2.6.git;a=commit;h=f3d3342602f8bcbf37d7c46641cb9bca7618eb1c http://secunia.com/advisories/55882 http://secunia.com/advisories/56036 http://www.kernel.org/pub/linux/kernel/v3.x/ChangeLog-3.12.4 http://www.openwall.com/lists/oss-security/2013/12/31/7 http://www.ubuntu.com/usn/USN-2109-1 http://www.ubuntu.com/usn/USN-2110-1 http://www.ubuntu.com/usn/USN-2113-1 http://www.ubuntu.com/usn/USN-2117-1 http://www.ubuntu.com/usn/USN-2128-1 http://www.ubuntu.com/usn/USN-2129-1 http://www.ubuntu.com/usn/USN-2135-1 http://www.ubuntu.com/usn/USN-2136-1 http://www.ubuntu.com/usn/USN-2138-1 http://www.ubuntu.com/usn/USN-2139-1 http://www.ubuntu.com/usn/USN-2141-1 https://bugzilla.redhat.com/show_bug.cgi?id=1039845 https://github.com/torvalds/linux/commit/f3d3342602f8bcbf37d7c46641cb9bca7618eb1c