NULL pointer dereference in Linux kernel - CVE-2023-54289
Published: December 30, 2025 / Updated: December 30, 2025
Vulnerability identifier: #VU120765
CSH Severity: Low
CVSS v4.0: 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-2023-54289
CWE-ID: CWE-476
Exploitation vector: Local access
Exploit availability:
No public exploit available
Vendor: Linux Foundation
Affected software:
Linux kernel
Linux kernel
Detailed vulnerability 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 qedf_alloc_global_queues() function in drivers/scsi/qedf/qedf_main.c. A local user can perform a denial of service (DoS) attack.
How to mitigate CVE-2023-54289
Install update from vendor's repository.
Sources
- https://git.kernel.org/stable/c/08c001c1e9444a3046c79a99aa93ac48073b18cc
- https://git.kernel.org/stable/c/271c9b2eb60149afbeab28cb39e52f73bde9900c
- https://git.kernel.org/stable/c/961c8370c5f7e80a267680476e1bcff34bffe71a
- https://git.kernel.org/stable/c/ac64019e4d4b08c23edb117e0b2590985e33de1d
- https://git.kernel.org/stable/c/b1de5105d29b145b727b797e2d5de071ab3a7ca1
- https://git.kernel.org/stable/c/c316bde418af4c2a9df51149ed01d1bd8ca5bebf
- https://git.kernel.org/stable/c/f025312b089474a54e4859f3453771314d9e3d4f
- https://mirrors.edge.kernel.org/pub/linux/kernel/v5.x/ChangeLog-5.10.188
- https://mirrors.edge.kernel.org/pub/linux/kernel/v5.x/ChangeLog-5.15.121
- https://mirrors.edge.kernel.org/pub/linux/kernel/v5.x/ChangeLog-5.4.251
- https://mirrors.edge.kernel.org/pub/linux/kernel/v6.x/ChangeLog-6.1.39
- https://mirrors.edge.kernel.org/pub/linux/kernel/v6.x/ChangeLog-6.3.13
- https://mirrors.edge.kernel.org/pub/linux/kernel/v6.x/ChangeLog-6.4.4
- https://mirrors.edge.kernel.org/pub/linux/kernel/v6.x/ChangeLog-6.5