It was discovered that MySQL incorrectly handled certain requests with the UPGRADE DATA DIRECTORY NAME command. An authenticated user could exploit this to make MySQL crash, causing a denial of service. This issue only affected Ubuntu 9.10 and 10.04 LTS. It was discovered that MySQL incorrectly handled joins involving a table with a unique SET column. An authenticated user could exploit this to make MySQL crash, causing a denial of service. This issue only affected Ubuntu 6.06 LTS, 8.04 LTS, 9.10 and 10.04 LTS. It was discovered that MySQL incorrectly handled NULL arguments to IN or CASE operations. An authenticated user could exploit this to make MySQL crash, causing a denial of service. This issue only affected Ubuntu 9.10 and 10.04 LTS. It was discovered that MySQL incorrectly handled malformed arguments to the BINLOG statement. An authenticated user could exploit this to make MySQL crash, causing a denial of service. This issue only affected Ubuntu 9.10 and 10.04 LTS. It was discovered that MySQL incorrectly handled the use of TEMPORARY InnoDB tables with nullable columns. An authenticated user could exploit this to make MySQL crash, causing a denial of service. This issue only affected Ubuntu 6.06 LTS, 8.04 LTS, 9.10 and 10.04 LTS. It was discovered that MySQL incorrectly handled alternate reads from two indexes on a table using the HANDLER interface. An authenticated user could exploit this to make MySQL crash, causing a denial of service. This issue only affected Ubuntu 6.06 LTS, 8.04 LTS, 9.10 and 10.04 LTS. It was discovered that MySQL incorrectly handled use of EXPLAIN with certain queries. An authenticated user could exploit this to make MySQL crash, causing a denial of service. This issue only affected Ubuntu 6.06 LTS, 8.04 LTS, 9.10 and 10.04 LTS. It was discovered that MySQL incorrectly handled error reporting when using LOAD DATA INFILE and would incorrectly raise an assert in certain circumstances. An authenticated user could exploit this to make MySQL crash, causing a denial of service. This issue only affected Ubuntu 9.10 and 10.04 LTS. It was discovered that MySQL incorrectly handled propagation during evaluation of arguments to extreme-value functions. An authenticated user could exploit this to make MySQL crash, causing a denial of service. This issue only affected Ubuntu 8.04 LTS, 9.10, 10.04 LTS and 10.10. It was discovered that MySQL incorrectly handled materializing a derived table that required a temporary table for grouping. An authenticated user could exploit this to make MySQL crash, causing a denial of service. It was discovered that MySQL incorrectly handled certain user-variable assignment expressions that are evaluated in a logical expression context. An authenticated user could exploit this to make MySQL crash, causing a denial of service. This issue only affected Ubuntu 8.04 LTS, 9.10, 10.04 LTS and 10.10. It was discovered that MySQL incorrectly handled pre-evaluation of LIKE predicates during view preparation. An authenticated user could exploit this to make MySQL crash, causing a denial of service. It was discovered that MySQL incorrectly handled using GROUP_CONCAT and WITH ROLLUP together. An authenticated user could exploit this to make MySQL crash, causing a denial of service. It was discovered that MySQL incorrectly handled certain queries using a mixed list of numeric and LONGBLOB arguments to the GREATEST or LEAST functions. An authenticated user could exploit this to make MySQL crash, causing a denial of service. It was discovered that MySQL incorrectly handled queries with nested joins when used from stored procedures and prepared statements. An authenticated user could exploit this to make MySQL hang, causing a denial of service. This issue only affected Ubuntu 9.10, 10.04 LTS and 10.10. It was discovered that MySQL incorrectly handled improper WKB data passed to the PolyFromWKB function. An authenticated user could exploit this to make MySQL crash, causing a denial of service