USN-3744-1: PostgreSQL vulnerabilities
16 August 2018
Several security issues were fixed in PostgreSQL.
- postgresql-10 - object-relational SQL database
- postgresql-9.3 - Object-relational SQL database
- postgresql-9.5 - Object-relational SQL database
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.
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)
The problem can be corrected by updating your system to the following package versions:
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.