1. Ubuntu Security Notices
  2. USN-6230-1

USN-6230-1: PostgreSQL vulnerability

Publication date

13 July 2023

Overview

PostgreSQL could be made to run code with elevated privileges.

Releases

Packages

Details

Alexander Lakhin discovered that PostgreSQL incorrectly handled certain
CREATE privileges. An authenticated user could possibly use this issue to
execute arbitrary code as the bootstrap supervisor.

Alexander Lakhin discovered that PostgreSQL incorrectly handled certain
CREATE privileges. An authenticated user could possibly use this issue to
execute arbitrary code as the bootstrap supervisor.

Update instructions

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
16.04 xenial postgresql-9.5 –  9.5.25-0ubuntu0.16.04.1+esm4  
postgresql-client-9.5 –  9.5.25-0ubuntu0.16.04.1+esm4  

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References

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