PRIOn knowledge basePRION:CVE-2010-4818Design/Logic Flaw
The GLX extension in X.Org xserver 1.7.7 allows remote authenticated users to cause a denial of service (server crash) and possibly execute arbitrary code via (1) a crafted request that triggers a client swap in glx/glxcmdsswap.c; or (2) a crafted length or (3) a negative value in the screen field in a request to glx/glxcmds.c.
References
cgit.freedesktop.org/xorg/xserver/commit?id=3f0d3f4d97bce75c1828635c322b6560a45a037f
cgit.freedesktop.org/xorg/xserver/commit?id=6c69235a9dfc52e4b4e47630ff4bab1a820eb543
cgit.freedesktop.org/xorg/xserver/commit?id=ec9c97c6bf70b523bc500bd3adf62176f1bb33a4
rhn.redhat.com/errata/RHSA-2011-1359.html
rhn.redhat.com/errata/RHSA-2011-1360.html
www.openwall.com/lists/oss-security/2011/09/22/7
www.openwall.com/lists/oss-security/2011/09/23/4
www.openwall.com/lists/oss-security/2011/09/23/6
bugs.freedesktop.org/show_bug.cgi?id=28823
bugzilla.redhat.com/show_bug.cgi?id=740954
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