Common Vulnerabilities and Exposures assigned an identifier CVE-2012-0540 to
the following vulnerability:
Unspecified vulnerability in Oracle MySQL Server 5.1.62 and earlier
and 5.5.23 and earlier allows remote authenticated users to affect
availability, related to GIS Extension.
Reviewing change between 5.1.62 and 5.1.63, there were at least two different GIS related fixes made. These issues allow authenticated user with SQL access to crash mysqld, which gets automatically restarted.
BUG#12414917 - ISCLOSED() CRASHES ON 64-BIT BUILDS
This issue affects mysql 5.0.95 in Red Hat Enterprise Linux 5 and mysql 5.1.61 in Red Hat Enterprise Linux 6.
BUG#12537203 - CRASH WHEN SUBSELECTING GLOBAL VARIABLES IN GEOMETRY FUNCTION ARGUMENTS
This issue affects mysql 5.1.61 in Red Hat Enterprise Linux 6. Reproducer does not trigger a crash on mysql 5.0.95 in Red Hat Enterprise Linux 5, but the patch is applicable.
Both fixes were also applied to 5.5 version in between 5.5.23 and 5.5.24.
We're unlike to get confirmation from upstream whether this CVE was assigned to the above two issues and only the above two issues.
This issue has been addressed in following products:
Red Hat Enterprise Linux 6
Via RHSA-2012:1462 https://rhn.redhat.com/errata/RHSA-2012-1462.html