#VU98947 NULL pointer dereference in Linux kernel - CVE-2024-49979 

 

#VU98947 NULL pointer dereference in Linux kernel - CVE-2024-49979

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


Vulnerability identifier: #VU98947
Vulnerability risk: Low
CVSSv4.0: 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
CVE-ID: CVE-2024-49979
CWE-ID: CWE-476
Exploitation vector: Local access
Exploit availability: No public exploit available
Vulnerable software:
Linux kernel
Software vendor:
Linux Foundation

Description

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

The vulnerability exists due to NULL pointer dereference within the tcp6_gso_segment() function in net/ipv6/tcpv6_offload.c, within the tcp4_gso_segment() function in net/ipv4/tcp_offload.c. A local user can perform a denial of service (DoS) attack.


Remediation

Install update from vendor's website.

External links