CVE-2026-63839

kernel: platform/x86: lenovo-wmi-helpers: Fix memory leak in lwmi_dev_evaluate_int()

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Severity

Unknown

Red Hat Product Security

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CVSS

Review impact separately from score.

Published · July 19, 2026

Updated · August 7, 2026

Description

A flaw was found in the Linux kernel's Lenovo WMI (Windows Management Instrumentation) helpers. The lwmi_dev_evaluate_int() function was identified to have a memory leak, where allocated memory was not properly released under certain conditions. This could lead to a gradual consumption of system memory, potentially impacting system stability or performance over extended periods.

Mitigation

No mitigation is specified in collected source.

CVSS / CWE

CWE-772 · Missing Release of Resource after Effective Lifetime