The mmc_ioctl_cdrom_read_data function in drivers/cdrom/cdrom.c in the Linux kernel through 3.10 allows local users to obtain sensitive information from kernel memory via a read operation on a malfunctioning CD-ROM drive.
git.kernel.org/cgit/linux/kernel/git/next/linux-next.git/commit/drivers/cdrom/cdrom.c?id=050e4b8fb7cdd7096c987a9cd556029c622c7fe2
lists.opensuse.org/opensuse-security-announce/2013-09/msg00003.html
lists.opensuse.org/opensuse-security-announce/2013-09/msg00004.html
lists.opensuse.org/opensuse-updates/2013-12/msg00129.html
rhn.redhat.com/errata/RHSA-2013-1166.html
rhn.redhat.com/errata/RHSA-2013-1645.html
www.debian.org/security/2013/dsa-2766
www.openwall.com/lists/oss-security/2013/06/10/9
www.ubuntu.com/usn/USN-1912-1
www.ubuntu.com/usn/USN-1913-1
www.ubuntu.com/usn/USN-1941-1
www.ubuntu.com/usn/USN-1942-1
bugzilla.redhat.com/show_bug.cgi?id=973100