ghsa-4225-xq9f-4ww3
Vulnerability from github
Published
2022-03-04 00:00
Modified
2024-04-01 15:30
Severity ?
6.3 (Medium) - CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:U/C:H/I:H/A:N
Details

A flaw was found in libvirt while it generates SELinux MCS category pairs for VMs' dynamic labels. This flaw allows one exploited guest to access files labeled for another guest, resulting in the breaking out of sVirt confinement. The highest threat from this vulnerability is to confidentiality and integrity.

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{
  "affected": [],
  "aliases": [
    "CVE-2021-3631"
  ],
  "database_specific": {
    "cwe_ids": [
      "CWE-732"
    ],
    "github_reviewed": false,
    "github_reviewed_at": null,
    "nvd_published_at": "2022-03-02T23:15:00Z",
    "severity": "MODERATE"
  },
  "details": "A flaw was found in libvirt while it generates SELinux MCS category pairs for VMs\u0027 dynamic labels. This flaw allows one exploited guest to access files labeled for another guest, resulting in the breaking out of sVirt confinement. The highest threat from this vulnerability is to confidentiality and integrity.",
  "id": "GHSA-4225-xq9f-4ww3",
  "modified": "2024-04-01T15:30:27Z",
  "published": "2022-03-04T00:00:22Z",
  "references": [
    {
      "type": "ADVISORY",
      "url": "https://nvd.nist.gov/vuln/detail/CVE-2021-3631"
    },
    {
      "type": "WEB",
      "url": "https://access.redhat.com/errata/RHSA-2021:3631"
    },
    {
      "type": "WEB",
      "url": "https://bugzilla.redhat.com/show_bug.cgi?id=1977726"
    },
    {
      "type": "WEB",
      "url": "https://gitlab.com/libvirt/libvirt/-/commit/15073504dbb624d3f6c911e85557019d3620fdb2"
    },
    {
      "type": "WEB",
      "url": "https://gitlab.com/libvirt/libvirt/-/issues/153"
    },
    {
      "type": "WEB",
      "url": "https://lists.debian.org/debian-lts-announce/2024/04/msg00000.html"
    },
    {
      "type": "WEB",
      "url": "https://security.gentoo.org/glsa/202210-06"
    },
    {
      "type": "WEB",
      "url": "https://security.netapp.com/advisory/ntap-20220331-0010"
    }
  ],
  "schema_version": "1.4.0",
  "severity": [
    {
      "score": "CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:U/C:H/I:H/A:N",
      "type": "CVSS_V3"
    }
  ]
}


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