#VU122892 NULL pointer dereference in Linux kernel - CVE-2026-23174
Published: February 16, 2026
Vulnerability identifier: #VU122892
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-2026-23174
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 nvme_unmap_data(), nvme_pci_prp_iter_next(), nvme_pci_setup_data_prp() and nvme_prep_rq() functions in drivers/nvme/host/pci.c. A local user can perform a denial of service (DoS) attack.
Remediation
Install update from vendor's repository.