News via oss-sec and [pkg-firebird-general] mailing list
A denial of service flaw was found in the way the TraceManager of
Firebird, performed preparation of an empty dynamic SQL query. When the trace mode was
enabled, a remote, authenticated database user could use this flaw
to cause the Firebird server to crash with a NULL pointer dereference.

References: [1] http://bugs.debian.org/cgi-bin/bugreport.cgi?bug=693210
[2] http://tracker.firebirdsql.org/browse/CORE-3884
[3] https://bugzilla.redhat.com/show_bug.cgi?id=876613

Relevant upstream patch: [4]
http://firebird.svn.sourceforge.net/viewvc/firebird?pathrev=54702&revision=54702&view=revision

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