SB2024052303 - Fedora 40 update for python3.6



SB2024052303 - Fedora 40 update for python3.6

Published: May 23, 2024

Security Bulletin ID SB2024052303
CSH Severity
Medium
Patch available
YES
Number of vulnerabilities 2
Exploitation vector Remote access
Highest impact Denial of service

Breakdown by Severity

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

Description

This security bulletin contains information about 2 vulnerabilities.


1) Resource exhaustion (CVE-ID: CVE-2024-0450)

CWE-ID: CWE-400 - Resource exhaustion

CVSSv4: CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:N/VI:N/VA:H/SC:N/SI:N/SA:N/E:U/U:Green


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.


2) UNIX symbolic link following (CVE-ID: CVE-2023-6597)

CWE-ID: CWE-61 - UNIX Symbolic Link (Symlink) Following

CVSSv4: CVSS:4.0/AV:L/AC:L/AT:N/PR:L/UI:N/VC:N/VI:L/VA:N/SC:N/SI:N/SA:N/E:U/U:Clear


The vulnerability allows a local user to delete arbitrary files on the system.

The vulnerability exists due to a symlink following issue during cleanup when handling temporary files. A local user can create a specially crafted symbolic link to a critical file on the system and delete it.


Remediation

Install update from vendor's website.