SB2024082230 - Improper locking in Linux kernel gadget function driver
Published: August 22, 2024 Updated: May 12, 2025
Security Bulletin ID
SB2024082230
Severity
Low
Patch available
YES
Number of vulnerabilities
1
Exploitation vector
Local access
Highest impact
Denial of service
Breakdown by Severity
- Low
- Medium
- High
- Critical
Description
This security bulletin contains information about 1 security vulnerability.
1) Improper locking (CVE-ID: CVE-2022-48926)
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.
References
- 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