Bug #38486 Crash when using cursor protocol
| Submitted: | 31 Jul 2008 11:37 | Modified: | 12 Aug 2008 19:40 |
|---|---|---|---|
| Reporter: | Kristofer Pettersson | Email Updates: | |
| Status: | Closed | Impact on me: | |
| Category: | MySQL Server: Prepared statements | Severity: | S3 (Non-critical) |
| Version: | 5.0 | OS: | Any |
| Assigned to: | Kristofer Pettersson | CPU Architecture: | Any |
[31 Jul 2008 11:41]
Bugs System
A patch for this bug has been committed. After review, it may be pushed to the relevant source trees for release in the next version. You can access the patch from: http://lists.mysql.com/commits/50781 2652 Kristofer Pettersson 2008-07-31 Bug#38486 Crash when using cursor protocol Server side cursors were not initialized properly and this caused a reference to uninitialized memory.
[31 Jul 2008 12:26]
Bugs System
A patch for this bug has been committed. After review, it may be pushed to the relevant source trees for release in the next version. You can access the patch from: http://lists.mysql.com/commits/50782 2652 Kristofer Pettersson 2008-07-31 Bug#38486 Crash when using cursor protocol Server side cursors were not initialized properly and this caused a reference to uninitialized memory.
[11 Aug 2008 9:36]
Bugs System
A patch for this bug has been committed. After review, it may be pushed to the relevant source trees for release in the next version. You can access the patch from: http://lists.mysql.com/commits/51268 2652 Kristofer Pettersson 2008-08-11 Bug#38486 Crash when using cursor protocol Server side cursors were not initialized properly and this caused a reference to uninitialized memory.
[11 Aug 2008 13:46]
Bugs System
A patch for this bug has been committed. After review, it may be pushed to the relevant source trees for release in the next version. You can access the patch from: http://lists.mysql.com/commits/51313 2753 Davi Arnaut 2008-08-11 [merge] Update funcs_1 test suite to take into account the CREATE TABLESPACE privilege and that warnings are always raised with a warning level now (Bug 36777).
[11 Aug 2008 13:49]
Bugs System
A patch for this bug has been committed. After review, it may be pushed to the relevant source trees for release in the next version. You can access the patch from: http://lists.mysql.com/commits/51314 2753 Davi Arnaut 2008-08-11 [merge] Update funcs_1 test suite to take into account the CREATE TABLESPACE privilege and that warnings are always raised with a warning level now (Bug 36777).
[11 Aug 2008 21:21]
Bugs System
A patch for this bug has been committed. After review, it may be pushed to the relevant source trees for release in the next version. You can access the patch from: http://lists.mysql.com/commits/51353 2657 Marc Alff 2008-08-11 [merge] Merge mysql-5.0-bugteam -> local bugfix branch
[12 Aug 2008 0:28]
Bugs System
A patch for this bug has been committed. After review, it may be pushed to the relevant source trees for release in the next version. You can access the patch from: http://lists.mysql.com/commits/51367 2692 Davi Arnaut 2008-08-11 [merge] Merge mysql-5.0-bugteam into mysql-5.1-bugteam
[12 Aug 2008 0:32]
Bugs System
A patch for this bug has been committed. After review, it may be pushed to the relevant source trees for release in the next version. You can access the patch from: http://lists.mysql.com/commits/51368 2692 Davi Arnaut 2008-08-11 [merge] Merge mysql-5.0-bugteam into mysql-5.1-bugteam
[12 Aug 2008 14:30]
Bugs System
Pushed into 6.0.7-alpha (revid:kpettersson@mysql.com-20080811094054-fgwyri7frml74jxp) (version source revid:davi.arnaut@sun.com-20080812141852-8e6knbqclpfd8irn) (pib:3)
[12 Aug 2008 15:04]
Bugs System
Pushed into 5.1.28 (revid:davi.arnaut@sun.com-20080811232709-pryrs1mcwvbvkjc5) (version source revid:davi.arnaut@sun.com-20080812142843-he05ncsggstbn57z) (pib:3)
[12 Aug 2008 17:45]
Paul DuBois
Noted in 5.1.28, 6.0.7 changelogs. Server-side cursors were not initialized properly, which could cause a server crash. Setting report to Patch Queued pending push of fix into 5.0.x.
[12 Aug 2008 18:52]
Bugs System
A patch for this bug has been committed. After review, it may be pushed to the relevant source trees for release in the next version. You can access the patch from: http://lists.mysql.com/commits/51449 2647 Davi Arnaut 2008-08-12 [merge] Merge mysql-5.0-bugteam into mysql-5.0
[12 Aug 2008 19:06]
Bugs System
Pushed into 5.0.68 (revid:davi.arnaut@sun.com-20080811232709-pryrs1mcwvbvkjc5) (version source revid:davi.arnaut@sun.com-20080812185100-d47qb8mz2ye6pe6b) (pib:3)
[12 Aug 2008 19:40]
Paul DuBois
Note in 5.0.68 changelog.
[12 Aug 2008 23:45]
Bugs System
A patch for this bug has been committed. After review, it may be pushed to the relevant source trees for release in the next version. You can access the patch from: http://lists.mysql.com/commits/51470 2693 Marc Alff 2008-08-12 [merge] Merge mysql-5.1-bugteam -> local bugfix branch
[13 Aug 2008 16:26]
Bugs System
A patch for this bug has been committed. After review, it may be pushed to the relevant source trees for release in the next version. You can access the patch from: http://lists.mysql.com/commits/51535 2758 Marc Alff 2008-08-13 [merge] Merge 5.1-bugteam -> 6.0-bugteam Manual merge of sql_yacc.yy
[13 Aug 2008 16:28]
Bugs System
A patch for this bug has been committed. After review, it may be pushed to the relevant source trees for release in the next version. You can access the patch from: http://lists.mysql.com/commits/51536 2758 Marc Alff 2008-08-13 [merge] Merge 5.1-bugteam -> 6.0-bugteam Manual merge of sql_yacc.yy
[14 Aug 2008 8:20]
Bugs System
A patch for this bug has been committed. After review, it may be pushed to the relevant source trees for release in the next version. You can access the patch from: http://lists.mysql.com/commits/51605 2685 He Zhenxing 2008-08-14 [merge] Merge 5.1-rpl-testfixes -> 6.0-rpl-testfixes
[19 Aug 2008 20:00]
Bugs System
Pushed into 6.0.7-alpha (revid:davi.arnaut@sun.com-20080811232709-pryrs1mcwvbvkjc5) (version source revid:sven@mysql.com-20080818175803-c1nutd5773r6b4gd) (pib:3)
[28 Aug 2008 20:17]
Bugs System
Pushed into 6.0.7-alpha (revid:cbell@mysql.com-20080822132131-uveo6wiuecy6m2b8) (version source revid:cbell@mysql.com-20080822132131-uveo6wiuecy6m2b8) (pib:3)
[3 Sep 2008 15:23]
Bugs System
A patch for this bug has been committed. After review, it may be pushed to the relevant source trees for release in the next version. You can access the patch from: http://lists.mysql.com/commits/53183
[14 Sep 2008 0:01]
Bugs System
Pushed into 6.0.7-alpha (revid:kpettersson@mysql.com-20080811094054-fgwyri7frml74jxp) (version source revid:v.narayanan@sun.com-20080820064843-ar9oavor4i4q3uyp) (pib:3)
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Description: Server side cursors are not initialized properly (according to code documentation in sql_prepare.cc) and this causes a reference to uninitialized memory. How to repeat: create mysql-test/t/crash.test: CREATE TABLE t1 (a INT); INSERT INTO t1 VALUES (1); mysql-test/mtr --cursor-protocol crash.test Suggested fix: Backport fix for 5.1+ found in change set: sp1r-kostja@bodhi.(none)-20080417190201-39627 === modified file 'sql/sql_cursor.cc' --- sql/sql_cursor.cc 2008-02-21 01:30:29 +0000 +++ sql/sql_cursor.cc 2008-04-17 19:02:01 +0000 @@ -111,7 +111,8 @@ select_result *result; /**< the result object of the caller (PS or SP) */ public: Materialized_cursor *materialized_cursor; - Select_materialize(select_result *result_arg) :result(result_arg) {} + Select_materialize(select_result *result_arg) + :result(result_arg), materialized_cursor(0) {} virtual bool send_fields(List<Item> &list, uint flags); };