[#MDEV-4462] mysqld gets SIGFPE when mysql.user table is empty

[MDEV-4462] mysqld gets SIGFPE when mysql.user table is empty Created: 2013-04-30 Updated: 2013-08-12 Resolved: 2013-05-08
Status:	Closed
Project:	MariaDB Server
Component/s:	None
Affects Version/s:	5.5.30, 5.2.14, 5.3.12
Fix Version/s:	5.5.31, 5.2.15, 5.3.13

Type:

Bug

Priority:

Major

Reporter:

Pavel Ivanov

Assignee:

Sergei Golubchik

Resolution:

Fixed

Votes:

Labels:

None

Description

I realize that having mysql.user empty is a very rare use case, but still I think it's not nice to just crash in the face of someone who screw his database like this.

The culprit is sql/sql_acl.cc:8159:
uint i= nr1 % acl_users.elements;

Comments

Comment by Sergei Golubchik [ 2013-05-08 ]

pushed in 5.2

Comment by Alex Light [ 2013-08-12 ]

When was this merged into mariadb 10?

Comment by Sergei Golubchik [ 2013-08-12 ]

On 2013-06-06, revno 3758

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[MDEV-4462] mysqld gets SIGFPE when mysql.user table is empty Created: 2013-04-30 Updated: 2013-08-12 Resolved: 2013-05-08