#VU114513 NULL pointer dereference in Linux kernel - CVE-2025-38665
Published: August 28, 2025
Vulnerability identifier: #VU114513
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-2025-38665
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 can_changelink() function in drivers/net/can/dev/netlink.c, within the can_change_state(), can_restart() and can_restart_now() functions in drivers/net/can/dev/dev.c. A local user can perform a denial of service (DoS) attack.
Remediation
Install update from vendor's repository.
External links
- https://git.kernel.org/stable/c/0ca816a96fdcf32644c80cbe7a82c7b6ce6ddda5
- https://git.kernel.org/stable/c/6acceb46180f9e160d4f0c56fcaf39ba562822ae
- https://git.kernel.org/stable/c/6bbcf37c5114926c99a1d1e6993a5b35689d2599
- https://git.kernel.org/stable/c/c1f3f9797c1f44a762e6f5f72520b2e520537b52
- https://git.kernel.org/stable/c/cf81a60a973358dea163f6b14062f17831ceb894