MySQL 5.x before 5.0.36 allows local users to cause a denial of service (database crash) by performing information_schema table subselects and using ORDER BY to sort a single-row result, which prevents certain structure elements from being initialized and triggers a NULL dereference in the filesort function.
bugs.mysql.com/bug.php?id=24630
dev.mysql.com/doc/refman/5.0/en/releasenotes-es-5-0-36.html
secunia.com/advisories/24483
secunia.com/advisories/24609
secunia.com/advisories/25196
secunia.com/advisories/25389
secunia.com/advisories/25946
secunia.com/advisories/30351
security.gentoo.org/glsa/glsa-200705-11.xml
securityreason.com/securityalert/2413
www.mandriva.com/security/advisories?name=MDKSA-2007:139
www.redhat.com/support/errata/RHSA-2008-0364.html
www.sec-consult.com/284.html
www.securityfocus.com/archive/1/462339/100/0/threaded
www.securityfocus.com/bid/22900
www.securitytracker.com/id?1017746
www.ubuntu.com/usn/usn-440-1
www.vupen.com/english/advisories/2007/0908
issues.rpath.com/browse/RPL-1127
oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A9530