Ubuntu 15.04: 2621-1 Critical: PostgreSQL Authentication Flaws Addressed

ubuntu

May 25, 2015

Several security issues were fixed in PostgreSQL.

Summary

Several security issues were fixed in PostgreSQL.

Software Description:

- postgresql-9.4: Object-relational SQL database

- postgresql-9.3: Object-relational SQL database

- postgresql-9.1: Object-relational SQL database

Details:

Benkocs Norbert Attila discovered that PostgreSQL incorrectly handled

authentication timeouts. A remote attacker could use this flaw to cause the

unauthenticated session to crash, possibly leading to a security issue.

(CVE-2015-3165)

Noah Misch discovered that PostgreSQL incorrectly handled certain standard

library function return values, possibly leading to security issues.

(CVE-2015-3166)

Noah Misch discovered that the pgcrypto function could return different

error messages when decrypting using an incorrect key, possibly leading to

a security issue. (CVE-2015-3167)

Topics Covered

security advisory Ubuntu critical update authentication issue PostgreSQL

Update Instructions

The problem can be corrected by updating your system to the following
package versions:

Ubuntu 15.04:
  postgresql-9.4                  9.4.2-0ubuntu0.15.04

Ubuntu 14.10:
  postgresql-9.4                  9.4.2-0ubuntu0.14.10

Ubuntu 14.04 LTS:
  postgresql-9.3                  9.3.7-0ubuntu0.14.04

Ubuntu 12.04 LTS:
  postgresql-9.1                  9.1.16-0ubuntu0.12.04

This update uses a new upstream release, which includes additional bug
fixes. In general, a standard system update will make all the necessary
changes.