ghsa-28c9-mq9x-7pcr
Vulnerability from github
Published
2024-05-21 15:31
Modified
2025-06-23 21:31
Severity ?
5.5 (Medium) - CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H
Details

In the Linux kernel, the following vulnerability has been resolved:

KVM: PPC: Fix kvm_arch_vcpu_ioctl vcpu_load leak

vcpu_put is not called if the user copy fails. This can result in preempt notifier corruption and crashes, among other issues.

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{
  "affected": [],
  "aliases": [
    "CVE-2021-47296"
  ],
  "database_specific": {
    "cwe_ids": [
      "CWE-401"
    ],
    "github_reviewed": false,
    "github_reviewed_at": null,
    "nvd_published_at": "2024-05-21T15:15:17Z",
    "severity": "MODERATE"
  },
  "details": "In the Linux kernel, the following vulnerability has been resolved:\n\nKVM: PPC: Fix kvm_arch_vcpu_ioctl vcpu_load leak\n\nvcpu_put is not called if the user copy fails. This can result in preempt\nnotifier corruption and crashes, among other issues.",
  "id": "GHSA-28c9-mq9x-7pcr",
  "modified": "2025-06-23T21:31:21Z",
  "published": "2024-05-21T15:31:42Z",
  "references": [
    {
      "type": "ADVISORY",
      "url": "https://nvd.nist.gov/vuln/detail/CVE-2021-47296"
    },
    {
      "type": "WEB",
      "url": "https://git.kernel.org/stable/c/9bafc34dc4ad0cef18727c557f21ed3c3304df50"
    },
    {
      "type": "WEB",
      "url": "https://git.kernel.org/stable/c/a4a488915feaad38345cc01b80d52e8200ff5209"
    },
    {
      "type": "WEB",
      "url": "https://git.kernel.org/stable/c/bc4188a2f56e821ea057aca6bf444e138d06c252"
    },
    {
      "type": "WEB",
      "url": "https://git.kernel.org/stable/c/e14ef1095387f764d95614d3ec9e4d07c82a3533"
    },
    {
      "type": "WEB",
      "url": "https://git.kernel.org/stable/c/f38527f1890543cdfca8dfd06f75f9887cce6151"
    }
  ],
  "schema_version": "1.4.0",
  "severity": [
    {
      "score": "CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H",
      "type": "CVSS_V3"
    }
  ]
}


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