CVE-2026-98191
kernel: wifi: wlcore: release runtime PM ref on regdomain config failure
Severity
LowRed Hat Product Security
CVSS 3.1
Review impact separately from score.
Published · October 6, 2026
Updated · October 9, 2026
Description
A flaw was found in the Linux kernel's wlcore Wi-Fi driver. When configuring a wireless regulatory domain fails, the driver does not release an acquired runtime Power Management (PM) reference. A local user could exploit this flaw during device configuration failures to cause a reference count leak, preventing proper power management and potentially leading to a Denial of Service (DoS).
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-911 · Improper Update of Reference Count