NULL pointer dereference in Linux kernel - CVE-2023-52808
Published: May 31, 2024 / Updated: May 14, 2025
Vulnerability identifier: #VU90420
CSH Severity: 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-2023-52808
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 debugfs_bist_init_v3_hw() and debugfs_init_v3_hw() functions in drivers/scsi/hisi_sas/hisi_sas_v3_hw.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/f0bfc8a5561fb0b2c48183dcbfe00bdd6d973bd3
- https://git.kernel.org/stable/c/33331b265aac9441ac0c1a5442e3f05d038240ec
- https://git.kernel.org/stable/c/75a2656260fe8c7eeabda6ff4600b29e183f48db
- https://git.kernel.org/stable/c/b4465009e7d60c6111946db4c8f1e50d401ed7be
- https://git.kernel.org/stable/c/6de426f9276c448e2db7238911c97fb157cb23be
- https://mirrors.edge.kernel.org/pub/linux/kernel/v5.x/ChangeLog-5.15.140
- https://mirrors.edge.kernel.org/pub/linux/kernel/v6.x/ChangeLog-6.1.64
- https://mirrors.edge.kernel.org/pub/linux/kernel/v6.x/ChangeLog-6.5.13
- https://mirrors.edge.kernel.org/pub/linux/kernel/v6.x/ChangeLog-6.6.3
- https://mirrors.edge.kernel.org/pub/linux/kernel/v6.x/ChangeLog-6.7