#VU96426 Improper locking in Linux kernel - CVE-2022-48926
Published: August 22, 2024 / Updated: May 12, 2025
Vulnerability identifier: #VU96426
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-2022-48926
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 rndis_register(), rndis_free_response(), rndis_get_next_response() and rndis_add_response() functions in drivers/usb/gadget/function/rndis.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/9f5d8ba538ef81cd86ea587ca3f8c77e26bea405
- https://git.kernel.org/stable/c/669c2b178956718407af5631ccbc61c24413f038
- https://git.kernel.org/stable/c/9f688aadede6b862a0a898792b1a35421c93636f
- https://git.kernel.org/stable/c/9ab652d41deab49848673c3dadb57ad338485376
- https://git.kernel.org/stable/c/4ce247af3f30078d5b97554f1ae6200a0222c15a
- https://git.kernel.org/stable/c/da514063440b53a27309a4528b726f92c3cfe56f
- https://git.kernel.org/stable/c/33222d1571d7ce8c1c75f6b488f38968fa93d2d9
- https://git.kernel.org/stable/c/aaaba1c86d04dac8e49bf508b492f81506257da3
- https://mirrors.edge.kernel.org/pub/linux/kernel/v4.x/ChangeLog-4.14.269
- https://mirrors.edge.kernel.org/pub/linux/kernel/v4.x/ChangeLog-4.19.232
- https://mirrors.edge.kernel.org/pub/linux/kernel/v4.x/ChangeLog-4.9.304
- https://mirrors.edge.kernel.org/pub/linux/kernel/v5.x/ChangeLog-5.10.103
- 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
- https://mirrors.edge.kernel.org/pub/linux/kernel/v5.x/ChangeLog-5.4.182