MySQL: crash when group_concat and "with rollup" in prepared statements (MySQL Bug#54476)

MySQL 5.0 before 5.0.92, 5.1 before 5.1.51, and 5.5 before 5.5.6 allows remote authenticated users to cause a denial of service server crash via a prepared statement that uses GROUPCONCAT with the WITH ROLLUP modifier, probably triggering a use-after-free error when a copied object is modified in...

MySQL: crash when group_concat and "with rollup" in prepared statements (MySQL Bug#54476)

MySQL 5.0 before 5.0.92, 5.1 before 5.1.51, and 5.5 before 5.5.6 allows remote authenticated users to cause a denial of service server crash via a prepared statement that uses GROUPCONCAT with the WITH ROLLUP modifier, probably triggering a use-after-free error when a copied object is modified in...