#VU115710 Input validation error in Linux kernel - CVE-2023-53321
Published: September 17, 2025 / Updated: September 22, 2025
Vulnerability identifier: #VU115710
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-2023-53321
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 hwsim_cloned_frame_received_nl() function in drivers/net/wireless/mac80211_hwsim.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/3beb97bed860d95b14ad23578ce8ddaea62023db
- https://git.kernel.org/stable/c/672205c6f2d11978fcd7f0f336bb2c708e28874b
- https://git.kernel.org/stable/c/89a41ed7f21476301659ebd25ccb48a60791c1a7
- https://git.kernel.org/stable/c/b9a175e3b250b0dc6e152988040aa5014e98e61e
- https://git.kernel.org/stable/c/c64ee9dd335832d5e2ab0a8fc83a34ad4c729799
- https://git.kernel.org/stable/c/fba360a047d5eeeb9d4b7c3a9b1c8308980ce9a6
- https://mirrors.edge.kernel.org/pub/linux/kernel/v5.x/ChangeLog-5.10.197
- https://mirrors.edge.kernel.org/pub/linux/kernel/v5.x/ChangeLog-5.15.133
- https://mirrors.edge.kernel.org/pub/linux/kernel/v5.x/ChangeLog-5.4.257
- https://mirrors.edge.kernel.org/pub/linux/kernel/v6.x/ChangeLog-6.1.55
- https://mirrors.edge.kernel.org/pub/linux/kernel/v6.x/ChangeLog-6.5.5
- https://mirrors.edge.kernel.org/pub/linux/kernel/v6.x/ChangeLog-6.6