CVE-2013-1928 Information

Description

The do_video_set_spu_palette function in fs/compat_ioctl.c in the Linux kernel before 3.6.5 on unspecified architectures lacks a certain error check which might allow local users to obtain sensitive information from kernel stack memory via a crafted VIDEO_SET_SPU_PALETTE ioctl call on a /dev/dvb device.

Reference

http://git.kernel.org/?p=linux/kernel/git/torvalds/linux-2.6.git;a=commit;h=12176503366885edd542389eed3aaf94be163fdb http://lists.opensuse.org/opensuse-security-announce/2013-05/msg00018.html http://lists.opensuse.org/opensuse-security-announce/2013-06/msg00000.html http://rhn.redhat.com/errata/RHSA-2013-1645.html http://www.kernel.org/pub/linux/kernel/v3.x/ChangeLog-3.6.5 http://www.openwall.com/lists/oss-security/2013/04/06/2 http://www.openwall.com/lists/oss-security/2013/04/09/6 http://www.ubuntu.com/usn/USN-1829-1 https://bugzilla.redhat.com/show_bug.cgi?id=949567 https://github.com/torvalds/linux/commit/12176503366885edd542389eed3aaf94be163fdb