The ATI Rage 128 (aka r128) driver in the Linux kernel before 2.6.31-git11 does not properly verify Concurrent Command Engine (CCE) state initialization, which allows local users to cause a denial of service (NULL pointer dereference and system crash) or possibly gain privileges via unspecified ioctl calls.
article.gmane.org/gmane.linux.kernel/892259
git.kernel.org/?p=linux/kernel/git/torvalds/linux-2.6.git%3Ba=commit%3Bh=7dc482dfeeeefcfd000d4271c4626937406756d7
lists.opensuse.org/opensuse-security-announce/2009-12/msg00002.html
lists.opensuse.org/opensuse-security-announce/2009-12/msg00005.html
lists.opensuse.org/opensuse-security-announce/2010-02/msg00005.html
lists.opensuse.org/opensuse-security-announce/2010-02/msg00007.html
lists.vmware.com/pipermail/security-announce/2010/000082.html
secunia.com/advisories/36707
secunia.com/advisories/37909
secunia.com/advisories/38794
secunia.com/advisories/38834
www.kernel.org/pub/linux/kernel/v2.6/snapshots/patch-2.6.31-git11.log
www.mandriva.com/security/advisories?name=MDVSA-2010:088
www.mandriva.com/security/advisories?name=MDVSA-2010:198
www.openwall.com/lists/oss-security/2009/10/19/1
www.openwall.com/lists/oss-security/2009/10/19/3
www.redhat.com/support/errata/RHSA-2009-1670.html
www.redhat.com/support/errata/RHSA-2009-1671.html
www.redhat.com/support/errata/RHSA-2010-0882.html
www.securityfocus.com/bid/36824
www.ubuntu.com/usn/usn-864-1
www.vupen.com/english/advisories/2010/0528
bugzilla.redhat.com/show_bug.cgi?id=529597
oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A6763
oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A9891
rhn.redhat.com/errata/RHSA-2009-1540.html
www.redhat.com/archives/fedora-package-announce/2009-November/msg00190.html