SB2024062491 - Input validation error in Linux kernel ipv4 netfilter



SB2024062491 - Input validation error in Linux kernel ipv4 netfilter

Published: June 24, 2024 Updated: May 13, 2025

Security Bulletin ID SB2024062491
CSH Severity
Low
Patch available
YES
Number of vulnerabilities 1
Exploitation vector Local access
Highest impact Denial of service

Breakdown by Severity

Low 100%
  • Low
  • Medium
  • High
  • Critical

Description

This security bulletin contains information about 1 vulnerability.


1) Input validation error (CVE-ID: CVE-2024-35962)

CWE-ID: CWE-20 - Improper input validation

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


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

The vulnerability exists due to improper input validation within the do_replace() and compat_do_replace() functions in net/ipv6/netfilter/ip6_tables.c, within the do_replace() and compat_do_replace() functions in net/ipv4/netfilter/ip_tables.c, within the do_replace() and compat_do_replace() functions in net/ipv4/netfilter/arp_tables.c. A local user can perform a denial of service (DoS) attack.


Remediation

Install update from vendor's website.