ghsa-pqgc-jq8x-49xv
Vulnerability from github
Published
2022-06-03 00:01
Modified
2022-07-23 00:00
Details

A use-after-free flaw was found in the Linux kernel’s io_uring subsystem in the way a user sets up a ring with IORING_SETUP_IOPOLL with more than one task completing submissions on this ring. This flaw allows a local user to crash or escalate their privileges on the system.

Show details on source website


{
  "affected": [],
  "aliases": [
    "CVE-2022-1786"
  ],
  "database_specific": {
    "cwe_ids": [
      "CWE-416"
    ],
    "github_reviewed": false,
    "github_reviewed_at": null,
    "nvd_published_at": "2022-06-02T14:15:00Z",
    "severity": "HIGH"
  },
  "details": "A use-after-free flaw was found in the Linux kernel\u2019s io_uring subsystem in the way a user sets up a ring with IORING_SETUP_IOPOLL with more than one task completing submissions on this ring. This flaw allows a local user to crash or escalate their privileges on the system.",
  "id": "GHSA-pqgc-jq8x-49xv",
  "modified": "2022-07-23T00:00:17Z",
  "published": "2022-06-03T00:01:01Z",
  "references": [
    {
      "type": "ADVISORY",
      "url": "https://nvd.nist.gov/vuln/detail/CVE-2022-1786"
    },
    {
      "type": "WEB",
      "url": "https://bugzilla.redhat.com/show_bug.cgi?id=2087760"
    },
    {
      "type": "WEB",
      "url": "https://security.netapp.com/advisory/ntap-20220722-0001"
    },
    {
      "type": "WEB",
      "url": "https://www.debian.org/security/2022/dsa-5161"
    }
  ],
  "schema_version": "1.4.0",
  "severity": [
    {
      "score": "CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H",
      "type": "CVSS_V3"
    }
  ]
}


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