1. Ubuntu Security Notices
  2. USN-3744-1

USN-3744-1: PostgreSQL vulnerabilities

Publication date

16 August 2018

Overview

Several security issues were fixed in PostgreSQL.

Releases

Packages

Details

Andrew Krasichkov discovered that the PostgreSQL client library incorrectly
reset its internal state between connections. A remote attacker could
possibly use this issue to bypass certain client-side connection security
features. This issue only affected Ubuntu 16.04 LTS and Ubuntu 18.04 LTS.
(CVE-2018-10915)

It was discovered that PostgreSQL incorrectly checked authorization on
certain statements. A remote attacker could possibly use this issue to
read arbitrary server memory or alter certain data. (CVE-2018-10925)

Andrew Krasichkov discovered that the PostgreSQL client library incorrectly
reset its internal state between connections. A remote attacker could
possibly use this issue to bypass certain client-side connection security
features. This issue only affected Ubuntu 16.04 LTS and Ubuntu 18.04 LTS.
(CVE-2018-10915)

It was discovered that PostgreSQL incorrectly checked authorization on
certain statements. A remote attacker could possibly use this issue to
read arbitrary server memory or alter certain data. (CVE-2018-10925)

Update instructions

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.

Learn more about how to get the fixes.

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

Ubuntu Release Package Version
18.04 bionic postgresql-10 –  10.5-0ubuntu0.18.04
16.04 xenial postgresql-9.5 –  9.5.14-0ubuntu0.16.04
14.04 trusty postgresql-9.3 –  9.3.24-0ubuntu0.14.04

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References

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