Race condition in Linux kernel - CVE-2025-38193
Published: July 5, 2025
Vulnerability identifier: #VU112324
CSH Severity: Low
CVSS v4.0: CVSS:4.0/AV:L/AC:L/AT:N/PR:L/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N/E:U/U:Clear
CVE-ID: CVE-2025-38193
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 escalate privileges on the system.
The vulnerability exists due to a race condition within the sfq_change() function in net/sched/sch_sfq.c. A local user can escalate privileges on the system.
How to mitigate CVE-2025-38193
Install update from vendor's repository.
Sources
- https://git.kernel.org/stable/c/0357da9149eac621f39e235a135ebf155f01f7c3
- https://git.kernel.org/stable/c/590b2d7d0beadba2aa576708a05a05f0aae39295
- https://git.kernel.org/stable/c/7ca52541c05c832d32b112274f81a985101f9ba8
- https://git.kernel.org/stable/c/956b5aebb349449b38d920d444ca1392d43719d1
- https://git.kernel.org/stable/c/b11a50544af691b787384089b68f740ae20a441b
- https://git.kernel.org/stable/c/f9b97d466e6026ccbdda30bb5b71965b67ccbc82