SB2024010918 - Ubuntu update for postgresql-9.5

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Main Vulnerability Database SB2024010918

SB2024010918 - Ubuntu update for postgresql-9.5

Published: January 9, 2024

Security Bulletin ID SB2024010918
Severity
High
Patch available
YES
Number of vulnerabilities 2
Exploitation vector Remote access
Highest impact Code execution

Breakdown by Severity

High 50% Low 50%
  • Low
  • Medium
  • High
  • Critical

Description

This security bulletin contains information about 2 secuirty vulnerabilities.


1) Integer overflow (CVE-ID: CVE-2023-5869)

The vulnerability allows a remote user to execute arbitrary code on the target system.

The vulnerability exists due to integer overflow in array modification. A remote user can pass specially crafted data to the application, trigger an integer overflow and execute arbitrary code on the target system.


2) Permissions, Privileges, and Access Controls (CVE-ID: CVE-2023-5870)

The vulnerability allows a remote user to perform a denial of service (DoS) attack.

The vulnerability exists due to pg_cancel_backend rolse signals background workers, including the logical replication launcher, autovacuum workers and the autovacuum launcher. A remote privileged user can abuse this behavior and perform a denial of service (DoS) attack.


Remediation

Install update from vendor's website.

References