Bug 801299

Summary: AVC when first starting mysqld
Product: [Fedora] Fedora Reporter: Mark McLoughlin <markmc>
Component: selinux-policy-targetedAssignee: Miroslav Grepl <mgrepl>
Status: CLOSED ERRATA QA Contact: Ben Levenson <benl>
Severity: unspecified Docs Contact:
Priority: unspecified    
Version: 17CC: dwalsh, hhorak, tgl
Target Milestone: ---   
Target Release: ---   
Hardware: Unspecified   
OS: Unspecified   
Whiteboard:
Fixed In Version: selinux-policy-3.10.0-104.fc17 Doc Type: Bug Fix
Doc Text:
Story Points: ---
Clone Of: Environment:
Last Closed: 2012-03-21 18:53:18 UTC Type: ---
Regression: --- Mount Type: ---
Documentation: --- CRM:
Verified Versions: Category: ---
oVirt Team: --- RHEL 7.3 requirements from Atomic Host:
Cloudforms Team: --- Target Upstream Version:

Description Mark McLoughlin 2012-03-08 08:38:48 UTC
On latest Fedora 17

  $> rpm -q mysql-server selinux-policy-targeted
  mysql-server-5.5.21-1.fc17.x86_64
  selinux-policy-targeted-3.10.0-95.fc17.noarch

  $> yum erase mysql-server
  $> rm -rf /var/lib/mysql
  $> yum install mysql-server
  $> systemctl start mysqld.service

and in /var/log/messages:

Mar  8 08:35:53 zig mysqld-prepare-db-dir[6557]: cd /usr/mysql-test ; perl mysql-test-run.pl
Mar  8 08:35:53 zig mysqld-prepare-db-dir[6557]: Please report any problems with the /usr/bin/mysqlbug script!
Mar  8 08:35:53 zig kernel: [ 2259.997138] type=1400 audit(1331195753.872:6): avc:  denied  { read } for  pid=6628 comm="mysqld_safe" name="passwd" dev="dm-1" ino=1181848 scontext=system_u:system_r:mysqld_safe_t:s0 tcontext=system_u:object_r:passwd_file_t:s0 tclass=file
Mar  8 08:35:53 zig mysqld_safe[6628]: 120308 08:35:53 mysqld_safe Logging to '/var/log/mysqld.log'.
Mar  8 08:35:53 zig mysqld_safe[6628]: 120308 08:35:53 mysqld_safe Starting mysqld daemon with databases from /var/lib/mysql

Comment 1 Miroslav Grepl 2012-03-08 09:59:03 UTC
$  sesearch -A -s mysqld_safe_t -t passwd_file_t.
Found 1 semantic av rules:
   allow mysqld_safe_t passwd_file_t : file { ioctl read getattr lock open } ;

$ rpm -q selinux-policy
selinux-policy-3.10.0-97.fc17.noarch

Comment 2 Tom Lane 2012-03-08 14:18:28 UTC
(In reply to comment #0)

Possibly unrelated, but --- I don't understand this:

> Mar  8 08:35:53 zig mysqld-prepare-db-dir[6557]: cd /usr/mysql-test ; perl mysql-test-run.pl

mysqld-prepare-db-dir should not be invoking any such thing.

Comment 3 Fedora Update System 2012-03-19 17:54:27 UTC
selinux-policy-3.10.0-103.fc17 has been submitted as an update for Fedora 17.
https://admin.fedoraproject.org/updates/selinux-policy-3.10.0-103.fc17

Comment 4 Fedora Update System 2012-03-20 06:07:32 UTC
Package selinux-policy-3.10.0-104.fc17:
* should fix your issue,
* was pushed to the Fedora 17 testing repository,
* should be available at your local mirror within two days.
Update it with:
# su -c 'yum update --enablerepo=updates-testing selinux-policy-3.10.0-104.fc17'
as soon as you are able to.
Please go to the following url:
https://admin.fedoraproject.org/updates/FEDORA-2012-4248/selinux-policy-3.10.0-104.fc17
then log in and leave karma (feedback).

Comment 5 Fedora Update System 2012-03-21 18:53:18 UTC
selinux-policy-3.10.0-104.fc17 has been pushed to the Fedora 17 stable repository.  If problems still persist, please make note of it in this bug report.