#VU96431 Improper locking in Linux kernel - CVE-2022-48940
Published: August 22, 2024 / Updated: May 12, 2025
Vulnerability identifier: #VU96431
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-2022-48940
CWE-ID: CWE-667
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 locking within the include/linux/bpf.h. 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/719d1c2524c89ada78c4c9202641c1d9e942a322
- https://git.kernel.org/stable/c/eca9bd215d2233de79d930fa97aefbce03247a98
- https://git.kernel.org/stable/c/a8abb0c3dc1e28454851a00f8b7333d9695d566c
- https://mirrors.edge.kernel.org/pub/linux/kernel/v5.x/ChangeLog-5.15.26
- https://mirrors.edge.kernel.org/pub/linux/kernel/v5.x/ChangeLog-5.16.12
- https://mirrors.edge.kernel.org/pub/linux/kernel/v5.x/ChangeLog-5.17