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Category:   Application (Database)  >   PostgreSQL Vendors:   postgresql.org
(Oracle Issues Fix for Oracle Linux) PostgreSQL Bugs Let Remote Users Deny Service and Let Remote Authenticated Users Gain Elevated Privileges
SecurityTracker Alert ID:  1035173
SecurityTracker URL:  http://securitytracker.com/id/1035173
CVE Reference:   CVE-2016-0773   (Links to External Site)
Date:  Mar 3 2016
Impact:   Denial of service via network, Modification of user information, User access via network
Fix Available:  Yes  Vendor Confirmed:  Yes  
Version(s): 9.1, 9.2, 9.3, 9.4, 9.5
Description:   Two vulnerabilities were reported in PostgreSQL. A remote user can cause the target service to crash. A remote authenticated user can gain elevated privileges.

A remote user can supply a specially data containing regular expressions with out-of-range Unicode characters to cause the target backend service to enter an infinite loop or crash [CVE-2016-0773].

A remote authenticated user without database superuser privileges can modify certain custom configuration settings (GUCS) for PL/Java [CVE-2016-0766].

Impact:   A remote user can cause the target service to enter an infinite loop or crash.

A remote authenticated user can gain elevated privileges on the target system.

Solution:   Oracle has issued a fix for CVE-2016-0773.

The Oracle Linux advisory is available at:

http://linux.oracle.com/errata/ELSA-2016-0347.html

Vendor URL:  linux.oracle.com/errata/ELSA-2016-0347.html (Links to External Site)
Cause:   Access control error, Input validation error
Underlying OS:  Linux (Oracle)
Underlying OS Comments:  6

Message History:   This archive entry is a follow-up to the message listed below.
Feb 11 2016 PostgreSQL Bugs Let Remote Users Deny Service and Let Remote Authenticated Users Gain Elevated Privileges



 Source Message Contents

Subject:  [El-errata] ELSA-2016-0347 Important: Oracle Linux 6 postgresql security update

Oracle Linux Security Advisory ELSA-2016-0347

http://linux.oracle.com/errata/ELSA-2016-0347.html

The following updated rpms for Oracle Linux 6 have been uploaded to the 
Unbreakable Linux Network:

i386:
postgresql-8.4.20-5.el6_7.i686.rpm
postgresql-contrib-8.4.20-5.el6_7.i686.rpm
postgresql-devel-8.4.20-5.el6_7.i686.rpm
postgresql-docs-8.4.20-5.el6_7.i686.rpm
postgresql-libs-8.4.20-5.el6_7.i686.rpm
postgresql-plperl-8.4.20-5.el6_7.i686.rpm
postgresql-plpython-8.4.20-5.el6_7.i686.rpm
postgresql-pltcl-8.4.20-5.el6_7.i686.rpm
postgresql-server-8.4.20-5.el6_7.i686.rpm
postgresql-test-8.4.20-5.el6_7.i686.rpm

x86_64:
postgresql-8.4.20-5.el6_7.i686.rpm
postgresql-8.4.20-5.el6_7.x86_64.rpm
postgresql-contrib-8.4.20-5.el6_7.x86_64.rpm
postgresql-devel-8.4.20-5.el6_7.i686.rpm
postgresql-devel-8.4.20-5.el6_7.x86_64.rpm
postgresql-docs-8.4.20-5.el6_7.x86_64.rpm
postgresql-libs-8.4.20-5.el6_7.i686.rpm
postgresql-libs-8.4.20-5.el6_7.x86_64.rpm
postgresql-plperl-8.4.20-5.el6_7.x86_64.rpm
postgresql-plpython-8.4.20-5.el6_7.x86_64.rpm
postgresql-pltcl-8.4.20-5.el6_7.x86_64.rpm
postgresql-server-8.4.20-5.el6_7.x86_64.rpm
postgresql-test-8.4.20-5.el6_7.x86_64.rpm


SRPMS:
http://oss.oracle.com/ol6/SRPMS-updates/postgresql-8.4.20-5.el6_7.src.rpm



Description of changes:

[8.4.20-5]
- fix for CVE-2016-0773 (rhbz#1308598)
- fix tests for new libxml2 (rhbz#1303972)


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