Oracle MySQL 5.1 before 5.1.49 allows remote authenticated users to cause a denial of service (mysqld daemon crash) via certain arguments to the BINLOG command, which triggers an access of uninitialized memory, as demonstrated by valgrind.
https://exchange.xforce.ibmcloud.com/vulnerabilities/64687
http://www.vupen.com/english/advisories/2011/0170
http://www.vupen.com/english/advisories/2011/0133
http://www.ubuntu.com/usn/USN-1397-1
http://www.ubuntu.com/usn/USN-1017-1
http://www.securityfocus.com/bid/42638
http://www.redhat.com/support/errata/RHSA-2011-0164.html
http://www.mandriva.com/security/advisories?name=MDVSA-2011:012
http://www.mandriva.com/security/advisories?name=MDVSA-2010:155
http://secunia.com/advisories/42936