CVE-2026-31670
kernel: net: rfkill: prevent unlimited numbers of rfkill events from being created
Severity
LowRed Hat Product Security
CVSS 3.1
Review impact separately from score.
Published · April 24, 2026
Updated · June 28, 2026
Description
A flaw was found in the Linux kernel's rfkill component. A local user can exploit this by creating an excessive number of rfkill events without properly consuming them. This can lead to a denial of service (DoS) due to an out-of-memory condition, impacting system stability and availability.
CVSS score applicability
The CVSS score(s) listed for this vulnerability do not reflect the associated product's status, and are included for informational purposes to better understand the severity of this vulnerability.
Mitigation
No mitigation is specified in collected source.
CVSS / CWE
CVSS 3.1 · 5.5CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H
CWE-770 · Allocation of Resources Without Limits or Throttling