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Ubuntu Security Notice USN-6968-2
September 19, 2024

postgresql-9.5 vulnerability
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A security issue affects these releases of Ubuntu and its derivatives:

- Ubuntu 16.04 LTS

Summary:

PostgreSQL could execute arbitrary SQL functions as the superuser
if it received a specially crafted SQL object.

Software Description:
- postgresql-9.5: Object-relational SQL database

Details:

USN-6968-1 fixed CVE-2024-7348 in PostgreSQL-12, PostgreSQL-14, and
PostgreSQL-16

This update provides the corresponding updates for PostgreSQL-9.5 in
Ubuntu 16.04 LTS.

Original advisory details:

Noah Misch discovered that PostgreSQL incorrectly handled certain
SQL objects. An attacker could possibly use this issue to execute
arbitrary SQL functions as the superuser.

Update instructions:

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

Ubuntu 16.04 LTS
postgresql-9.5 9.5.25-0ubuntu0.16.04.1+esm8
Available with Ubuntu Pro
postgresql-client-9.5 9.5.25-0ubuntu0.16.04.1+esm8
Available with Ubuntu Pro

After a standard system update you need to restart PostgreSQL to
make all the necessary changes.

References:
https://ubuntu.com/security/notices/USN-6968-2
https://ubuntu.com/security/notices/USN-6968-1
CVE-2024-7348