CVE-2022-50521

Katalog CVE

CVSS 5.5 · Medium EPSS 0,16%

Kerentanan Missing Release of Memory after Effective Lifetime pada linux kernel. Skor CVSS 3.1 5.5 (Medium) menurut NVD.

Deskripsi (NVD)

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.

Rincian

Terbit di NVD

7 Oktober 2025

Terakhir diubah

17 Juni 2026

Status NVD

Analyzed

CVSS 3.1

5.5 (Medium), sumber NVD
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H · uraikan di kalkulator

Jenis kelemahan (CWE)

CWE-401: Missing Release of Memory after Effective Lifetime

EPSS (30 hari)

0,16% peluang dieksploitasi; lebih tinggi dari 4,2% CVE lain

Produk dan versi terdampak

> Data dari konfigurasi CPE di NVD.

Referensi dan perbaikan

• https://git.kernel.org/stable/c/14bb4bde3b7b2584734b13747b345caeeb41bea3 patch
• https://git.kernel.org/stable/c/17cd8c46cbec4e6ad593fb9159928b8e7608c11a patch
• https://git.kernel.org/stable/c/379e7794c5e7485193d25d73614fbbd1e1387f6f patch
• https://git.kernel.org/stable/c/3cf81501356c9e898ad94b2369ffc805f83f7d7b patch
• https://git.kernel.org/stable/c/50ac517d6f5348b276f1f663799cf85dce521518 patch
• https://git.kernel.org/stable/c/5b0f81b0808235967868e01336c976e840217108 patch
• https://git.kernel.org/stable/c/727cc0147f5066e359aca65cc6cc5e6d64cc15d8 patch
• https://git.kernel.org/stable/c/87426ce3bd57ad414b6e2436434ef8128986a9a5 patch