CVE-2026-74326
kernel: wifi: mt76: mt7921: fix resource leak in probe error path
Severity
LowRed Hat Product Security
CVSS 3.1
Review impact separately from score.
Published · August 15, 2026
Updated · October 29, 2026
Description
A flaw was found in the Linux kernel's mt76 wireless driver. This flaw occurs when certain memory allocation or I/O mapping functions fail during the probe error path, leading to a failure to deallocate previously reserved resources. This can result in a resource leak, potentially leading to system instability or a denial of service (DoS) condition.
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-772 · Missing Release of Resource after Effective Lifetime