CVE-2022-50521

🗓️ 07 Oct 2025 15:19:15Reported by LinuxType

Fix memory leak in mxm-wmi by passing null to wmi_evaluate_method to free ACPI buffer.

Reporter	Title	Published	Views	Family All 66
AstraLinux	Astra Linux - уязвимость в linux, linux-5.10	20 May 202605:53	–	astralinux
CNNVD	Linux kernel 安全漏洞	7 Oct 202500:00	–	cnnvd
Cvelist	CVE-2022-50521 platform/x86: mxm-wmi: fix memleak in mxm_wmi_call_mx[ds\|mx]()	7 Oct 202515:19	–	cvelist
Debian CVE	CVE-2022-50521	7 Oct 202515:19	–	debiancve
Tenable Nessus	EulerOS 2.0 SP13 : kernel (EulerOS-SA-2026-1212)	2 Feb 202600:00	–	nessus
Tenable Nessus	EulerOS 2.0 SP13 : kernel (EulerOS-SA-2026-1224)	2 Feb 202600:00	–	nessus
Tenable Nessus	EulerOS 2.0 SP10 : kernel (EulerOS-SA-2026-1313)	16 Mar 202600:00	–	nessus
Tenable Nessus	EulerOS Virtualization 2.10.0 : kernel (EulerOS-SA-2026-1557)	16 Mar 202600:00	–	nessus
Tenable Nessus	EulerOS Virtualization 2.13.0 : kernel (EulerOS-SA-2026-1629)	18 Mar 202600:00	–	nessus
Tenable Nessus	EulerOS Virtualization 2.13.1 : kernel (EulerOS-SA-2026-1637)	18 Mar 202600:00	–	nessus

NVD

Vulners

CNA

Node

linux linux_kernelRange3.0–4.14.303

linux linux_kernelRange4.15–4.19.270

linux linux_kernelRange4.20–5.4.229

linux linux_kernelRange5.5–5.10.163

linux linux_kernelRange5.11–5.15.86

linux linux_kernelRange5.16–6.0.16

linux linux_kernelRange6.1–6.1.2

[
  {
    "product": "Linux",
    "vendor": "Linux",
    "defaultStatus": "unaffected",
    "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git",
    "programFiles": [
      "drivers/platform/x86/mxm-wmi.c"
    ],
    "versions": [
      {
        "version": "99b38b4acc0d7dbbab443273577cff60080fcfad",
        "lessThan": "50ac517d6f5348b276f1f663799cf85dce521518",
        "status": "affected",
        "versionType": "git"
      },
      {
        "version": "99b38b4acc0d7dbbab443273577cff60080fcfad",
        "lessThan": "5b0f81b0808235967868e01336c976e840217108",
        "status": "affected",
        "versionType": "git"
      },
      {
        "version": "99b38b4acc0d7dbbab443273577cff60080fcfad",
        "lessThan": "14bb4bde3b7b2584734b13747b345caeeb41bea3",
        "status": "affected",
        "versionType": "git"
      },
      {
        "version": "99b38b4acc0d7dbbab443273577cff60080fcfad",
        "lessThan": "17cd8c46cbec4e6ad593fb9159928b8e7608c11a",
        "status": "affected",
        "versionType": "git"
      },
      {
        "version": "99b38b4acc0d7dbbab443273577cff60080fcfad",
        "lessThan": "3cf81501356c9e898ad94b2369ffc805f83f7d7b",
        "status": "affected",
        "versionType": "git"
      },
      {
        "version": "99b38b4acc0d7dbbab443273577cff60080fcfad",
        "lessThan": "379e7794c5e7485193d25d73614fbbd1e1387f6f",
        "status": "affected",
        "versionType": "git"
      },
      {
        "version": "99b38b4acc0d7dbbab443273577cff60080fcfad",
        "lessThan": "87426ce3bd57ad414b6e2436434ef8128986a9a5",
        "status": "affected",
        "versionType": "git"
      },
      {
        "version": "99b38b4acc0d7dbbab443273577cff60080fcfad",
        "lessThan": "727cc0147f5066e359aca65cc6cc5e6d64cc15d8",
        "status": "affected",
        "versionType": "git"
      }
    ]
  },
  {
    "product": "Linux",
    "vendor": "Linux",
    "defaultStatus": "affected",
    "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git",
    "programFiles": [
      "drivers/platform/x86/mxm-wmi.c"
    ],
    "versions": [
      {
        "version": "3.0",
        "status": "affected"
      },
      {
        "version": "0",
        "lessThan": "3.0",
        "status": "unaffected",
        "versionType": "semver"
      },
      {
        "version": "4.14.303",
        "lessThanOrEqual": "4.14.*",
        "status": "unaffected",
        "versionType": "semver"
      },
      {
        "version": "4.19.270",
        "lessThanOrEqual": "4.19.*",
        "status": "unaffected",
        "versionType": "semver"
      },
      {
        "version": "5.4.229",
        "lessThanOrEqual": "5.4.*",
        "status": "unaffected",
        "versionType": "semver"
      },
      {
        "version": "5.10.163",
        "lessThanOrEqual": "5.10.*",
        "status": "unaffected",
        "versionType": "semver"
      },
      {
        "version": "5.15.86",
        "lessThanOrEqual": "5.15.*",
        "status": "unaffected",
        "versionType": "semver"
      },
      {
        "version": "6.0.16",
        "lessThanOrEqual": "6.0.*",
        "status": "unaffected",
        "versionType": "semver"
      },
      {
        "version": "6.1.2",
        "lessThanOrEqual": "6.1.*",
        "status": "unaffected",
        "versionType": "semver"
      },
      {
        "version": "6.2",
        "lessThanOrEqual": "*",
        "status": "unaffected",
        "versionType": "original_commit_for_fix"
      }
    ]
  }
]

Source	Link
git	www.git.kernel.org/stable/c/17cd8c46cbec4e6ad593fb9159928b8e7608c11a
git	www.git.kernel.org/stable/c/87426ce3bd57ad414b6e2436434ef8128986a9a5
git	www.git.kernel.org/stable/c/727cc0147f5066e359aca65cc6cc5e6d64cc15d8
git	www.git.kernel.org/stable/c/379e7794c5e7485193d25d73614fbbd1e1387f6f
git	www.git.kernel.org/stable/c/5b0f81b0808235967868e01336c976e840217108
git	www.git.kernel.org/stable/c/14bb4bde3b7b2584734b13747b345caeeb41bea3
git	www.git.kernel.org/stable/c/50ac517d6f5348b276f1f663799cf85dce521518
git	www.git.kernel.org/stable/c/3cf81501356c9e898ad94b2369ffc805f83f7d7b

11 May 2026 19:21Current

6.3Medium risk

Vulners AI Score6.3

CVSS 3.15.5

EPSS0.00017

CWE-401