Race condition in Linux kernel - CVE-2026-43342
Published: May 9, 2026
Vulnerability identifier: #VU130835
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-2026-43342
CWE-ID: CWE-362
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 cause a denial of service.
The vulnerability exists due to race condition in RNDIS class/subclass/protocol options in f_rndis when accessing configfs concurrently. A local user can perform concurrent configfs operations to cause a denial of service.
This issue was identified during code inspection.
How to mitigate CVE-2026-43342
Install security update from vendor's repository.
Sources
- https://git.kernel.org/stable/c/0a75d97c53477a59c0aa1c65f69038c719f9c5b8
- https://git.kernel.org/stable/c/209decd3f7901df9842b83f2540dc8685e344a07
- https://git.kernel.org/stable/c/446f1842cda929c40d4697722bfdcfb334bc9692
- https://git.kernel.org/stable/c/65b7dbf80a1627667c241fff7c1c224f3118014f
- https://git.kernel.org/stable/c/7d8fa3b8783ab95a46e20d97fbeeede719b2efda
- https://git.kernel.org/stable/c/8d8c68b1fc06ece60cf43e1306ff0f4ac121547e
- https://git.kernel.org/stable/c/c1b3d5b0acb194efe20fc5864ee03439fa7bd45c
- https://git.kernel.org/stable/c/cb5316b37288ab8791584e32f114c4f41ad45b67