NULL pointer dereference in Linux kernel - CVE-2023-53710
Published: October 23, 2025 / Updated: October 26, 2025
Vulnerability identifier: #VU117589
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-2023-53710
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 mt7921_acpi_read() function in drivers/net/wireless/mediatek/mt76/mt7921/acpi_sar.c. A local user can perform a denial of service (DoS) attack.
How to mitigate CVE-2023-53710
Install update from vendor's repository.
Sources
- https://git.kernel.org/stable/c/2a9a5f88e0da71c8e4f30aacbda45b1a1af5469d
- https://git.kernel.org/stable/c/59c2b0aec7a5aa350aa3edfb4363b19348c2269f
- https://git.kernel.org/stable/c/888d89034f9eaeab9b5b75f13dbe35376c7dd471
- https://mirrors.edge.kernel.org/pub/linux/kernel/v6.x/ChangeLog-6.1.16
- https://mirrors.edge.kernel.org/pub/linux/kernel/v6.x/ChangeLog-6.2.3
- https://mirrors.edge.kernel.org/pub/linux/kernel/v6.x/ChangeLog-6.3