|
Problem IT06585
|
Status: Closed |
SEMAPHORES GENERATED UNDER /DEV/SHM WITH WORLD WRITABLE PERMISSIONS. |
| product: |
DB2 FOR LUW / DB2FORLUW / A50 - DB2 |
| Problem description: |
The world writable permissions caused a security issue on
customer site
[ /dev/shm ] ls -ltr
total 52
--
-rw-rw-rw- 1 db2inst1 db2inst1 32 Oct 15 12:47 sem.
db2inst1_data_db2_catalog_db2inst1_NODE0000_SQL00001_SQLOGCTL.GL
FH.LCK_n
-rw-rw-rw- 1 db2inst1 db2inst1 32 Oct 15 12:50 sem.
db2inst1_data_db2_catalog_db2inst1_NODE0000_SQL00001_db2rhist.lo
ck_n
-rw-rw-rw- 1 db2inst1 db2inst1 32 Oct 15 12:54 sem.
db2inst1_data_db2_catalog_db2inst1_NODE0000_SQL00003_SQLOGCTL.GL
FH.LCK_n
-rw-rw-rw- 1 db2inst1 db2inst1 32 Oct 15 12:54 sem.
db2inst1_data_db2_catalog_db2inst1_NODE0000_SQL00003_db2rhist.lo
ck_n
-rw-rw-rw- 1 db2inst1 db2inst1 32 Oct 15 20:00 sem.
db2inst1_data_db2_catalog_db2inst1_NODE0000_SQL00004_SQLOGCTL.GL
FH.LCK_n
-rw-rw-rw- 1 db2inst1 db2inst1 32 Oct 15 20:00 sem.
db2inst1_data_db2_catalog_db2inst1_NODE0000_SQL00004_db2rhist.lo
ck_n
-rw-rw-rw- 1 db2inst1 db2inst1 32 Nov 27 02:52 sem.
db2inst1_data_db2_catalog_db2inst1_NODE0000_SQL00002_SQLOGCTL.GL
FH.LCK_n
-rw-rw-rw- 1 db2inst1 db2inst1 32 Nov 27 02:59 sem.
db2inst1_data_db2_catalog_db2inst1_NODE0000_SQL00002_db2rhist.lo
ck_n
With this fix the semaphores permission wil be 660. |
| Problem Summary: |
****************************************************************
* USERS AFFECTED: *
* ALL *
****************************************************************
* PROBLEM DESCRIPTION: *
* See Error Description *
****************************************************************
* RECOMMENDATION: *
* Upgrade to DB2 Version 10.5 Fix Pack 7 *
**************************************************************** |
| Local Fix: |
Change the permission manually. |
| Solution |
First fixed in DB2 Version 10.5 Fix Pack 7 |
| Workaround |
not known / see Local fix |
| Timestamps |
Date - problem reported :
Date - problem closed :
Date - last modified :
| 19.01.2015
28.01.2016
28.01.2016 |
| Problem solved at the following versions (IBM BugInfos) |
|
| Problem solved according to the fixlist(s) of the following version(s) |
| 10.5.0.7
|
 |
