Ubuntu Security Notice 3818-1 - It was discovered that PostgreSQL incorrectly handled certain trigger definitions when running pg_upgrade or pg_dump. A remote attacker could possibly use this issue to execute arbitrary SQL statements with superuser privileges.
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Ubuntu Security Notice USN-3818-1
November 14, 2018
postgresql-10 vulnerability
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A security issue affects these releases of Ubuntu and its derivatives:
- Ubuntu 18.10
- Ubuntu 18.04 LTS
Summary:
PostgreSQL could be made to run SQL statements as the administrator.
Software Description:
- postgresql-10: Object-relational SQL database
Details:
It was discovered that PostgreSQL incorrectly handled certain trigger
definitions when running pg_upgrade or pg_dump. A remote attacker could
possibly use this issue to execute arbitrary SQL statements with superuser
privileges.
Update instructions:
The problem can be corrected by updating your system to the following
package versions:
Ubuntu 18.10:
postgresql-10 10.6-0ubuntu0.18.10.1
Ubuntu 18.04 LTS:
postgresql-10 10.6-0ubuntu0.18.04.1
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.
References:
https://usn.ubuntu.com/usn/usn-3818-1
CVE-2018-16850
Package Information:
https://launchpad.net/ubuntu/+source/postgresql-10/10.6-0ubuntu0.18.10.1
https://launchpad.net/ubuntu/+source/postgresql-10/10.6-0ubuntu0.18.04.1