#VU115651 Input validation error in Linux kernel - CVE-2023-53277
Published: September 16, 2025 / Updated: September 22, 2025
Vulnerability identifier: #VU115651
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-2023-53277
CWE-ID: CWE-20
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 improper input validation within the DEVICE_ATTR(), il3945_setup_deferred_work() and il3945_pci_probe() functions in drivers/net/wireless/intel/iwlegacy/3945-mac.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/17e07d6587c55015956862ef3b101fd45fa49fbc
- https://git.kernel.org/stable/c/1fdeb8b9f29dfd64805bb49475ac7566a3cb06cb
- https://git.kernel.org/stable/c/2f80b3ff92514ebd227e5c55d3d1e480401b02b7
- https://git.kernel.org/stable/c/34f611204ae589bd5c494b10b41fb13436bd3c3f
- https://git.kernel.org/stable/c/3ae2fc4de12686f3fe695824169c1272c9f798f7
- https://git.kernel.org/stable/c/505c74c4c0b1c5bcaa98a93b3087c268156070f1
- https://git.kernel.org/stable/c/7e594abc0424e4f8c2385f11aefeaadcfc507aa5
- https://mirrors.edge.kernel.org/pub/linux/kernel/v5.x/ChangeLog-5.4.235