SB2024013073 - Red Hat Enterprise Linux 8.8 Extended Update Support update for python3



SB2024013073 - Red Hat Enterprise Linux 8.8 Extended Update Support update for python3

Published: January 30, 2024

Security Bulletin ID SB2024013073
Severity
Medium
Patch available
YES
Number of vulnerabilities 3
Exploitation vector Remote access
Highest impact Denial of service

Breakdown by Severity

Medium 100%
  • Low
  • Medium
  • High
  • Critical

Description

This security bulletin contains information about 3 secuirty vulnerabilities.


1) Use-after-free (CVE-ID: CVE-2022-48560)

The vulnerability allows a remote attacker to perform a denial of service attack.

The vulnerability exists due to use-after-free exists via heappushpop in heapq. A remote attacker can trigger the vulnerability to perform a denial of service attack.


2) Resource exhaustion (CVE-ID: CVE-2022-48564)

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

The vulnerability occurs when processing malformed Apple Property List files in binary format. A remote attacker can trigger resource exhaustion and perform a denial of service (DoS) attack.


3) Input validation error (CVE-ID: CVE-2023-27043)

The vulnerability allows a remote attacker to bypass filtration.

The vulnerability exists due to insufficient validation of user-supplied input when parsing email address with a special character. A remote attacker can bypass a protection mechanism in which application access is granted only after verifying receipt of e-mail to a specific domain.


Remediation

Install update from vendor's website.