==========================================================================
Ubuntu Security Notice USN-6570-1
January 09, 2024

postgresql-9.5 vulnerabilities
==========================================================================

A security issue affects these releases of Ubuntu and its derivatives:

- Ubuntu 16.04 LTS (Available with Ubuntu Pro)

Summary:

Several security issues were fixed in PostgreSQL.

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

Details:

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 pg_signal_backend role to signal certain superuser processes,
contrary to expectations. (CVE-2023-5870)

Update instructions:

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

Ubuntu 16.04 LTS (Available with Ubuntu Pro):
   postgresql-9.5                  9.5.25-0ubuntu0.16.04.1+esm6
   postgresql-client-9.5         9.5.25-0ubuntu0.16.04.1+esm6

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

References:
   https://ubuntu.com/security/notices/USN-6570-1
   CVE-2023-5869, CVE-2023-5870

Ubuntu 6570-1: PostgreSQL vulnerabilities

January 9, 2024
Several security issues were fixed in PostgreSQL.

Summary

A security issue affects these releases of Ubuntu and its derivatives: - Ubuntu 16.04 LTS (Available with Ubuntu Pro) Summary: Several security issues were fixed in PostgreSQL. Software Description: - postgresql-9.5: Object-relational SQL database Details: 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 pg_signal_backend role to signal certain superuser processes, contrary to expectations. (CVE-2023-5870)

Update Instructions

The problem can be corrected by updating your system to the following package versions: Ubuntu 16.04 LTS (Available with Ubuntu Pro):   postgresql-9.5                  9.5.25-0ubuntu0.16.04.1+esm6   postgresql-client-9.5         9.5.25-0ubuntu0.16.04.1+esm6 After a standard system update you need to restart PostgreSQL to make all the necessary changes.

References

  https://ubuntu.com/security/notices/USN-6570-1

  CVE-2023-5869, CVE-2023-5870

Severity
Ubuntu Security Notice USN-6570-1

Package Information

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