Sergei Golubchik 78f09b12d3 MDEV-23009 SIGSEGV in get_field from acl_load (on optimized builds) ...

Classes that handle privilege tables (like Tables_priv_table)
could read some columns conditionally but they expect a certain
minimal number of colunms always to exist.

Add a check for a minimal required number of columns in privilege tables,
don't use a table that has fewer columns than required.

2020-07-31 09:00:05 +02:00

436 KiB

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