SB2025011646 - Ubuntu update for python2.7
Published: January 16, 2025
Breakdown by Severity
- Low
- Medium
- High
- Critical
Description
This security bulletin contains information about 3 secuirty vulnerabilities.
1) Resource exhaustion (CVE-ID: CVE-2019-9674)
The vulnerability allows a remote attacker to perform a denial of service (DoS) attack.
The vulnerability exists due to improper input validation in Lib/zipfile.py in Python when processing ZIP archives. A remote attacker can pass a specially crafted .zip archive to the application, trigger resource exhaustion and perform a denial of service (DoS) attack.
2) Resource exhaustion (CVE-ID: CVE-2022-45061)
The vulnerability allows a remote attacker to perform a denial of service (DoS) attack.
The vulnerability exists due to usage of an unnecessary quadratic algorithm in one path when processing some inputs to the IDNA (RFC 3490) decoder. A remote attacker can pass a specially crafted name to he decoder, trigger resource excessive CPU consumption and perform a denial of service (DoS) attack.
3) Resource exhaustion (CVE-ID: CVE-2024-0450)
The vulnerability allows a remote attacker to perform a denial of service (DoS) attack.
The vulnerability exists due to the zipfile module does not properly control consumption of internal resources when extracting files from a zip archive. A remote attacker can pass a specially crafted archive aka zip-bomb to the application, trigger resource exhaustion and perform a denial of service (DoS) attack.
Remediation
Install update from vendor's website.