USN-6538-1: PostgreSQL vulnerabilities

Published Dec 6, 2023
·
Updated

Jingzhou Fu discovered that PostgreSQL incorrectly handled certain unknown arguments in aggregate function calls. A remote attacker could possibly use this issue to obtain sensitive information. (CVE-2023-5868) Pedro Gallegos discovered that PostgreSQL incorrectly handled modifying certain SQL array values. A remote attacker could use this issue to obtain sensitive information, or possibly execute arbitrary code. (CVE-2023-5869) Hemanth Sandrana and Mahendrakar Srinivasarao discovered that PostgreSQL allowed the pgsignalbackend role to signal certain superuser processes, contrary to expectations. (CVE-2023-5870)

Affected Software

16 affected componentsFixes available
All of the following
ubuntu/postgresql-15<15.5-0ubuntu0.23.10.1
15.5-0ubuntu0.23.10.1
Ubuntu Ubuntu=23.10
All of the following
ubuntu/postgresql-client-15<15.5-0ubuntu0.23.10.1
15.5-0ubuntu0.23.10.1
Ubuntu Ubuntu=23.10
All of the following
ubuntu/postgresql-15<15.5-0ubuntu0.23.04.1
15.5-0ubuntu0.23.04.1
Ubuntu Ubuntu=23.04
All of the following
ubuntu/postgresql-client-15<15.5-0ubuntu0.23.04.1
15.5-0ubuntu0.23.04.1
Ubuntu Ubuntu=23.04
All of the following
ubuntu/postgresql-14<14.10-0ubuntu0.22.04.1
14.10-0ubuntu0.22.04.1
Ubuntu Ubuntu=22.04
All of the following
ubuntu/postgresql-client-14<14.10-0ubuntu0.22.04.1
14.10-0ubuntu0.22.04.1
Ubuntu Ubuntu=22.04
All of the following
ubuntu/postgresql-12<12.17-0ubuntu0.20.04.1
12.17-0ubuntu0.20.04.1
Ubuntu Ubuntu=20.04
All of the following
ubuntu/postgresql-client-12<12.17-0ubuntu0.20.04.1
12.17-0ubuntu0.20.04.1
Ubuntu Ubuntu=20.04

Event History

Dec 6, 2023
Advisory Published
via Ubuntu·12:00 AM

Child vulnerabilities

Contains the following vulnerabilities.

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Frequently Asked Questions

1

What is the vulnerability ID for this PostgreSQL vulnerability?

The vulnerability ID for this PostgreSQL vulnerability is CVE-2023-5868.

2

What is the potential impact of this vulnerability?

The potential impact of this vulnerability is that a remote attacker could possibly obtain sensitive information.

3

What versions of PostgreSQL are affected by this vulnerability?

Versions 12, 14, and 15 of PostgreSQL are affected by this vulnerability.

4

Are there any fixes available for this vulnerability?

Yes, fixes are available for this vulnerability.

5

Where can I find more information about this vulnerability?

You can find more information about this vulnerability at the following references: [CVE-2023-5869](https://ubuntu.com/security/CVE-2023-5869), [CVE-2023-5870](https://ubuntu.com/security/CVE-2023-5870), [CVE-2023-5868](https://ubuntu.com/security/CVE-2023-5868).

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