Unrated severityNVD Advisory· Published Oct 7, 2025
platform/x86: mxm-wmi: fix memleak in mxm_wmi_call_mx[ds|mx]()
CVE-2022-50521
Description
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.
Affected products
2- Linux/Linuxv5Range: 3.0
Patches
0No patches discovered yet.
Vulnerability mechanics
AI mechanics synthesis has not run for this CVE yet.
References
8- git.kernel.org/stable/c/14bb4bde3b7b2584734b13747b345caeeb41bea3mitre
- git.kernel.org/stable/c/17cd8c46cbec4e6ad593fb9159928b8e7608c11amitre
- git.kernel.org/stable/c/379e7794c5e7485193d25d73614fbbd1e1387f6fmitre
- git.kernel.org/stable/c/3cf81501356c9e898ad94b2369ffc805f83f7d7bmitre
- git.kernel.org/stable/c/50ac517d6f5348b276f1f663799cf85dce521518mitre
- git.kernel.org/stable/c/5b0f81b0808235967868e01336c976e840217108mitre
- git.kernel.org/stable/c/727cc0147f5066e359aca65cc6cc5e6d64cc15d8mitre
- git.kernel.org/stable/c/87426ce3bd57ad414b6e2436434ef8128986a9a5mitre
News mentions
0No linked articles in our index yet.