REDHAT-BUG-640751: Medium severity mysql (mysql-common) vulnerability
A flaw in MySQL versions prior to 5.1.51 [1] was reported [2] that could allow an authenticated user to kill connections to MySQL. During evaluation of arguments to extreme-value functions (such as LEAST() and GREATEST()), type errors did not propagate properly, causing the server to crash, and any other connections to the server to be terminated.
[1] http://dev.mysql.com/doc/refman/5.1/en/news-5-1-51.html [2] http://bugs.mysql.com/bug.php?id=55826
Affected Software
Event History
Frequently Asked Questions
What is the severity of REDHAT-BUG-640751?
The severity of REDHAT-BUG-640751 is critical as it could allow authenticated users to crash the MySQL server.
How do I fix REDHAT-BUG-640751?
To fix REDHAT-BUG-640751, upgrade MySQL to a version later than 5.1.51.
What versions of MySQL are affected by REDHAT-BUG-640751?
MySQL versions prior to 5.1.51 are affected by REDHAT-BUG-640751.
What kind of attack can REDHAT-BUG-640751 facilitate?
REDHAT-BUG-640751 can facilitate denial-of-service attacks by allowing an authenticated user to crash the MySQL server.
Is there a workaround for REDHAT-BUG-640751?
There is no known workaround for REDHAT-BUG-640751; upgrading is the recommended approach.