CVE-2014-4027 Information

Description

The rd_build_device_space function in drivers/target/target_core_rd.c in the Linux kernel before 3.14 does not properly initialize a certain data structure which allows local users to obtain sensitive information from ramdisk_mcp memory by leveraging access to a SCSI initiator.

Reference

http://git.kernel.org/?p=linux/kernel/git/torvalds/linux-2.6.git;a=commit;h=4442dc8a92b8f9ad8ee9e7f8438f4c04c03a22dc http://lists.opensuse.org/opensuse-security-announce/2014-10/msg00006.html http://lists.opensuse.org/opensuse-security-announce/2014-10/msg00007.html http://permalink.gmane.org/gmane.linux.scsi.target.devel/6618 http://secunia.com/advisories/59134 http://secunia.com/advisories/59777 http://secunia.com/advisories/60564 http://secunia.com/advisories/61310 http://www.openwall.com/lists/oss-security/2014/06/11/1 http://www.ubuntu.com/usn/USN-2334-1 http://www.ubuntu.com/usn/USN-2335-1 https://bugzilla.redhat.com/show_bug.cgi?id=1108744 https://github.com/torvalds/linux/commit/4442dc8a92b8f9ad8ee9e7f8438f4c04c03a22dc https://support.f5.com/kb/en-us/solutions/public/15000/600/sol15685.html