#VU94247 NULL pointer dereference in Linux kernel - CVE-2024-40957
Published: July 13, 2024 / Updated: May 13, 2025
Vulnerability identifier: #VU94247
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-2024-40957
CWE-ID: CWE-476
Exploitation vector: Local access
Exploit availability:
No public exploit available
Vulnerable software:
Linux kernel
Linux kernel
Software vendor:
Linux Foundation
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 input_action_end_dx6() and input_action_end_dx4() functions in net/ipv6/seg6_local.c. A local user can perform a denial of service (DoS) attack.
Remediation
Install update from vendor's website.
External links
- https://git.kernel.org/stable/c/af90e3d73dc45778767b2fb6e7edd57ebe34380d
- https://git.kernel.org/stable/c/ec4d970b597ee5e17b0d8d73b7875197ce9a04d4
- https://git.kernel.org/stable/c/d62df86c172033679d744f07d89e93e367dd11f6
- https://git.kernel.org/stable/c/561475d53aa7e4511ee7cdba8728ded81cf1db1c
- https://git.kernel.org/stable/c/9a3bc8d16e0aacd65c31aaf23a2bced3288a7779
- https://mirrors.edge.kernel.org/pub/linux/kernel/v5.x/ChangeLog-5.15.162
- https://mirrors.edge.kernel.org/pub/linux/kernel/v6.x/ChangeLog-6.1.96
- https://mirrors.edge.kernel.org/pub/linux/kernel/v6.x/ChangeLog-6.10
- https://mirrors.edge.kernel.org/pub/linux/kernel/v6.x/ChangeLog-6.6.36