SB20241022263 - Buffer overflow in Linux kernel ipv4 netfilter



SB20241022263 - Buffer overflow in Linux kernel ipv4 netfilter

Published: October 22, 2024 Updated: May 12, 2025

Security Bulletin ID SB20241022263
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 security vulnerability.


1) Buffer overflow (CVE-ID: CVE-2024-49952)

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

The vulnerability exists due to memory corruption within the nf_dup_ipv6_route() and nf_dup_ipv6() functions in net/ipv6/netfilter/nf_dup_ipv6.c, within the nf_dup_ipv4() function in net/ipv4/netfilter/nf_dup_ipv4.c. A local user can perform a denial of service (DoS) attack.


Remediation

Install update from vendor's website.