Ubuntu Security Notice USN-2894-1
11th February, 2016
postgresql-9.1, postgresql-9.3, postgresql-9.4 vulnerabilities
A security issue affects these releases of Ubuntu and its
derivatives:
- Ubuntu 15.10
- Ubuntu 14.04 LTS
- Ubuntu 12.04 LTS
Summary
PostgreSQL could be made to crash or run programs if it handled specially
crafted data.
Software description
- postgresql-9.1
- Object-relational SQL database
- postgresql-9.3
- Object-relational SQL database
- postgresql-9.4
- Object-relational SQL database
Details
It was discovered that PostgreSQL incorrectly handled certain regular
expressions. A remote attacker could possibly use this issue to cause
PostgreSQL to crash, resulting in a denial of service. (CVE-2016-0773)
It was discovered that PostgreSQL incorrectly handled certain configuration
settings (GUCS) for users of PL/Java. A remote attacker could possibly use
this issue to escalate privileges. (CVE-2016-0766)
Update instructions
The problem can be corrected by updating your system to the following
package version:
- Ubuntu 15.10:
postgresql-9.4
9.4.6-0ubuntu0.15.10
- Ubuntu 14.04 LTS:
postgresql-9.3
9.3.11-0ubuntu0.14.04
- Ubuntu 12.04 LTS:
postgresql-9.1
9.1.20-0ubuntu0.12.04
To update your system, please follow these instructions:
https://wiki.ubuntu.com/Security/Upgrades.
This update uses a new upstream release, which includes additional bug
fixes. After a standard system update you need to restart PostgreSQL to
make all the necessary changes.