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MDEV-28097 use-after-free when WHERE has subquery with an outer reference in HAVING

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when resolving WHERE and ON clauses, do not look in
SELECT list/aliases.
This commit is contained in:
Sergei Golubchik
2022-04-29 14:50:47 +02:00
parent 8c34eab968
commit 0beed9b5e9
5 changed files with 26 additions and 6 deletions
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12
mysql-test/main/subselect_innodb.result
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@ -667,5 +667,17 @@ execute stmt;
a b
drop table t1,t2;
#
# MDEV-28097 use-after-free when WHERE has subquery with an outer reference in HAVING
#
create table t1 (a text(60) not null) engine=innodb;
insert into t1 values ('1'),('0');
select distinct a from t1 where '' in (select 'x' like a having a like a);
a
1
0
Warnings:
Warning 1292 Truncated incorrect DOUBLE value: ''
drop table t1;
#
# End of 10.4 tests
#