#VU121304 NULL pointer dereference in Linux kernel - CVE-2025-71096
Published: January 13, 2026
Vulnerability identifier: #VU121304
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-2025-71096
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 ib_nl_handle_ip_res_resp() function in drivers/infiniband/core/addr.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/0b948afc1ded88b3562c893114387f34389eeb94
- https://git.kernel.org/stable/c/45532638de5da24c201aa2a9b3dd4b054064de7b
- https://git.kernel.org/stable/c/9d85524789c2f17c0e87de8d596bcccc3683a1fc
- https://git.kernel.org/stable/c/a7b8e876e0ef0232b8076972c57ce9a7286b47ca
- https://git.kernel.org/stable/c/acadd4097d25d6bd472bcb3f9f3eba2b5105d1ec