GHSA-928C-MW7V-GXFH高危未审查

无摘要

OSV 1.4.0 · unreviewed · 修改于 2026-08-11 23:30

发布时间

2022-02-10 08:00

GitHub 审查时间

—

NVD 发布时间

2022-02-03 10:15

源文件

advisories/unreviewed/2022/02/GHSA-928c-mw7v-gxfh/GHSA-928c-mw7v-gxfh.json

公告说明

An unsafe pointer vulnerability exists in SMM (System Management Mode) branch that registers a SWSMI handler. An attacker can use this unsafe pointer "ptr" to read or write or manipulate data in the SMRAM. Exploitation of this vulnerability can lead to escalation of privileges reserved only for SMM using the SwSMI handler.

受影响的软件包

该公告没有提供结构化的受影响软件包信息。

参考链接

ADVISORYhttps://nvd.nist.gov/vuln/detail/CVE-2021-41838

标识信息

别名 / CVE

CVE-2021-41838

CWE

CWE-119

软件生态

无

扩展资料

暂无扩展资料。

CVSS 评分

CVSS_V3

CVSS:3.1/AV:L/AC:L/PR:H/UI:N/S:C/C:H/I:H/A:H

原始 OSV JSON

{
  "id": "GHSA-928c-mw7v-gxfh",
  "aliases": [
    "CVE-2021-41838"
  ],
  "details": "An unsafe pointer vulnerability exists in SMM (System Management Mode) branch that registers a SWSMI handler. An attacker can use this unsafe pointer \"ptr\" to read or write or manipulate data in the SMRAM. Exploitation of this vulnerability can lead to escalation of privileges reserved only for SMM using the SwSMI handler.",
  "affected": [],
  "modified": "2026-08-11T15:30:35Z",
  "severity": [
    {
      "type": "CVSS_V3",
      "score": "CVSS:3.1/AV:L/AC:L/PR:H/UI:N/S:C/C:H/I:H/A:H"
    }
  ],
  "published": "2022-02-10T00:00:59Z",
  "references": [
    {
      "url": "https://nvd.nist.gov/vuln/detail/CVE-2021-41838",
      "type": "ADVISORY"
    },
    {
      "url": "https://cert-portal.siemens.com/productcert/html/ssa-306654.html",
      "type": "WEB"
    },
    {
      "url": "https://cert-portal.siemens.com/productcert/pdf/ssa-306654.pdf",
      "type": "WEB"
    },
    {
      "url": "https://security.netapp.com/advisory/ntap-20220222-0001",
      "type": "WEB"
    },
    {
      "url": "https://www.insyde.com/security-pledge",
      "type": "WEB"
    },
    {
      "url": "https://www.insyde.com/security-pledge/SA-2022023",
      "type": "WEB"
    },
    {
      "url": "https://www.kb.cert.org/vuls/id/796611",
      "type": "WEB"
    }
  ],
  "schema_version": "1.4.0",
  "database_specific": {
    "cwe_ids": [
      "CWE-119"
    ],
    "severity": "HIGH",
    "github_reviewed": false,
    "nvd_published_at": "2022-02-03T02:15:00Z",
    "github_reviewed_at": null
  }
}