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USN-5145-1: PostgreSQL vulnerabilities

11 November 2021

PostgreSQL could allow unintended access to network services.

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Releases

Packages

Details

Jacob Champion discovered that PostgreSQL incorrectly handled SSL
certificate verification and encryption. A remote attacker could possibly
use this issue to inject arbitrary SQL queries when a connection is first
established.

Reduce your security exposure

Ubuntu Pro provides ten-year security coverage to 25,000+ packages in Main and Universe repositories, and it is free for up to five machines.

Learn more about Ubuntu Pro

Update instructions

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

Ubuntu 21.10
Ubuntu 21.04
Ubuntu 20.04
Ubuntu 18.04

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.

Related notices

  • USN-5765-1: libecpg-compat3, postgresql-server-dev-9.5, postgresql-pltcl-9.5, libecpg6, postgresql-client-9.5, postgresql-doc-9.5, postgresql-plpython-9.5, postgresql-9.5, libecpg-dev, libpq-dev, postgresql-contrib-9.5, postgresql-plpython3-9.5, postgresql-plperl-9.5, libpgtypes3, libpq5
  • USN-5645-1: libecpg-compat3, postgresql-server-dev-9.5, postgresql-pltcl-9.5, libecpg6, postgresql-client-9.5, postgresql-doc-9.5, postgresql-plpython-9.5, postgresql-9.5, libecpg-dev, libpq-dev, postgresql-contrib-9.5, postgresql-plpython3-9.5, postgresql-plperl-9.5, libpgtypes3, libpq5