Improper locking in Linux kernel - CVE-2022-48842
Published: July 17, 2024 / Updated: May 13, 2025
Vulnerability identifier: #VU94446
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-2022-48842
CWE-ID: CWE-667
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 locking within the ice_service_task() function in drivers/net/ethernet/intel/ice/ice_main.c. A local user can perform a denial of service (DoS) attack.
How to mitigate CVE-2022-48842
Install update from vendor's website.
Sources
- https://git.kernel.org/stable/c/a9bbacc53d1f5ed8febbfdf31401d20e005f49ef
- https://git.kernel.org/stable/c/e1014fc5572375658fa421531cedb6e084f477dc
- https://git.kernel.org/stable/c/5cb1ebdbc4342b1c2ce89516e19808d64417bdbc
- https://mirrors.edge.kernel.org/pub/linux/kernel/v5.x/ChangeLog-5.15.30
- https://mirrors.edge.kernel.org/pub/linux/kernel/v5.x/ChangeLog-5.16.16
- https://mirrors.edge.kernel.org/pub/linux/kernel/v5.x/ChangeLog-5.17