#VU96432 Improper locking in Linux kernel - CVE-2022-48941
Published: August 22, 2024 / Updated: May 12, 2025
Vulnerability identifier: #VU96432
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-2022-48941
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 ice_free_vfs(), ice_reset_all_vfs(), ice_reset_vf(), ice_process_vflr_event() and ice_vf_lan_overflow_event() functions in drivers/net/ethernet/intel/ice/ice_virtchnl_pf.c, within the ice_handle_mdd_event() function in drivers/net/ethernet/intel/ice/ice_main.c. 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/05ae1f0fe9c6c5ead08b306e665763a352d20716
- https://git.kernel.org/stable/c/3c805fce07c9dbc47d8a9129c7c5458025951957
- https://git.kernel.org/stable/c/2a3e61de89bab6696aa28b70030eb119968c5586
- https://git.kernel.org/stable/c/fadead80fe4c033b5e514fcbadd20b55c4494112
- https://mirrors.edge.kernel.org/pub/linux/kernel/v5.x/ChangeLog-5.10.104
- 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