Input validation error in Linux kernel - CVE-2023-53302
Published: September 16, 2025 / Updated: September 22, 2025
Vulnerability identifier: #VU115646
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-2023-53302
CWE-ID: CWE-20
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 improper input validation within the il4965_bg_txpower_work(), il4965_setup_deferred_work() and il4965_pci_probe() functions in drivers/net/wireless/intel/iwlegacy/4965-mac.c. A local user can perform a denial of service (DoS) attack.
How to mitigate CVE-2023-53302
Install update from vendor's repository.
Sources
- https://git.kernel.org/stable/c/26e6775f75517ad6844fe5b79bc5f3fa8c22ee61
- https://git.kernel.org/stable/c/2f85c768bea2057e3299d19514da9e932c4f92d2
- https://git.kernel.org/stable/c/3185d6cfc59277a77bf311dce701b7e25193f66a
- https://git.kernel.org/stable/c/874a85051cc8df8c5b928d8ff172b342cdc5424b
- https://git.kernel.org/stable/c/878a7c8357764e08bc778bcb26127fc12a4b36b7
- https://git.kernel.org/stable/c/c002d2741400771171b68dde9af937a4dfa0d1b3
- https://git.kernel.org/stable/c/f15ef0ebcf56be1d4a3c9a7a80a1f1f82ab0eaad
- https://mirrors.edge.kernel.org/pub/linux/kernel/v5.x/ChangeLog-5.15.99