Bug #56115 | invalid memory reads when PS selecting from information_schema tables. | ||
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Submitted: | 19 Aug 2010 11:15 | Modified: | 21 Apr 2011 0:30 |
Reporter: | Shane Bester (Platinum Quality Contributor) | Email Updates: | |
Status: | Closed | Impact on me: | |
Category: | MySQL Server: Prepared statements | Severity: | S1 (Critical) |
Version: | 5.5.9, 5.6.1-debug innodb, plugin 1.20. | OS: | Any |
Assigned to: | Alexander Nozdrin | CPU Architecture: | Any |
Tags: | regression, regression, regression |
[19 Aug 2010 11:15]
Shane Bester
[19 Aug 2010 12:46]
MySQL Verification Team
forget that trx.sql file.... this is the .c testcase. run against mysqld instance under valgrind.
Attachment: bug56115.c (text/plain), 6.26 KiB.
[21 Aug 2010 10:00]
Sveta Smirnova
Thank you for the report. Verified as described. Not repeatable with version 5.1
[14 Mar 2011 18:50]
MySQL Verification Team
problem is orig_table or it's fields have already been freed.
Attachment: bug56115_valgrind_gdb_5.5.11_output.txt (text/plain), 17.09 KiB.
[18 Mar 2011 14:55]
Alexander Nozdrin
Bug#58701 has been marked as a duplicate of this bug.
[21 Apr 2011 0:30]
Paul DuBois
Noted in 5.5.12, 5.6.3 changelogs. With prepared statements, the server could attempt to send result set metadata after the table had been closed. CHANGESET - http://lists.mysql.com/commits/133487
[30 Jun 2011 22:23]
MySQL Verification Team
See http://bugs.mysql.com/bug.php?id=61710.