CVE-2022-50521
MEDIUMLinux Kernel < 4.14.303 - Memory Leak
Title source: ruleDescription
In the Linux kernel, the following vulnerability has been resolved: platform/x86: mxm-wmi: fix memleak in mxm_wmi_call_mx[ds|mx]() The ACPI buffer memory (out.pointer) returned by wmi_evaluate_method() is not freed after the call, so it leads to memory leak. The method results in ACPI buffer is not used, so just pass NULL to wmi_evaluate_method() which fixes the memory leak.
References (8)
Scores
CVSS v3
5.5
EPSS
0.0001
EPSS Percentile
1.2%
Attack Vector
LOCAL
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H
Classification
CWE
CWE-401
Status
draft
Affected Products (8)
linux/linux_kernel
< 4.14.303
linux/Kernel
< 4.14.303linux
linux/Kernel
< 4.19.270linux
linux/Kernel
< 5.4.229linux
linux/Kernel
< 5.10.163linux
linux/Kernel
< 5.15.86linux
linux/Kernel
< 6.0.16linux
linux/Kernel
< 6.1.2linux
Timeline
Published
Oct 07, 2025
Tracked Since
Feb 18, 2026