CVE-2010-2962 Information

Description

drivers/gpu/drm/i915/i915_gem.c in the Graphics Execution Manager (GEM) in the Intel i915 driver in the Direct Rendering Manager (DRM) subsystem in the Linux kernel before 2.6.36 does not properly validate pointers to blocks of memory which allows local users to write to arbitrary kernel memory locations and consequently gain privileges via crafted use of the ioctl interface related to (1) pwrite and (2) pread operations.

Reference

http://git.kernel.org/?p=linux/kernel/git/torvalds/linux-2.6.git;a=commit;h=ce9d419dbecc292cc3e06e8b1d6d123d3fa813a4 http://lists.fedoraproject.org/pipermail/package-announce/2010-December/052513.html http://lists.opensuse.org/opensuse-security-announce/2010-10/msg00003.html http://lists.opensuse.org/opensuse-security-announce/2010-10/msg00004.html http://lists.opensuse.org/opensuse-security-announce/2011-02/msg00000.html http://secunia.com/advisories/42745 http://secunia.com/advisories/42758 http://www.kernel.org/pub/linux/kernel/v2.6/ChangeLog-2.6.36 http://www.redhat.com/support/errata/RHSA-2010-0842.html http://www.redhat.com/support/errata/RHSA-2010-0958.html http://www.securityfocus.com/bid/44067 http://www.ubuntu.com/usn/USN-1041-1 http://www.vupen.com/english/advisories/2010/3321 http://www.vupen.com/english/advisories/2011/0070 http://www.vupen.com/english/advisories/2011/0298 https://bugzilla.redhat.com/show_bug.cgi?id=637688