storage/innobase/dict/dict0crea.c in mysqld in Oracle MySQL 5.1 before 5.1.49 allows remote authenticated users to cause a denial of service (assertion failure) by modifying the (1) innodb_file_format or (2) innodb_file_per_table configuration parameters for the InnoDB storage engine, then executing a DDL statement.
bugs.mysql.com/bug.php?id=55039
dev.mysql.com/doc/refman/5.1/en/news-5-1-49.html
www.mandriva.com/security/advisories?name=MDVSA-2011:012
www.openwall.com/lists/oss-security/2010/09/28/10
www.securityfocus.com/bid/42643
www.vupen.com/english/advisories/2011/0133
bugzilla.redhat.com/show_bug.cgi?id=628660
exchange.xforce.ibmcloud.com/vulnerabilities/64689