ghsa-3mfq-6299-p3w3
Vulnerability from github
Published
2022-05-24 17:36
Modified
2023-02-03 00:30
Severity ?
7.8 (High) - CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
Details

A flaw was found in the Linux kernels implementation of MIDI (kernel 5.7-rc6), where an attacker with a local account and the permissions to issue an ioctl commands to midi devices, could trigger a use-after-free. A write to this specific memory while freed and before use could cause the flow of execution to change and possibly allow for memory corruption or privilege escalation.

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{
  "affected": [],
  "aliases": [
    "CVE-2020-27786"
  ],
  "database_specific": {
    "cwe_ids": [
      "CWE-416"
    ],
    "github_reviewed": false,
    "github_reviewed_at": null,
    "nvd_published_at": "2020-12-11T05:15:00Z",
    "severity": "HIGH"
  },
  "details": "A flaw was found in the Linux kernels implementation of MIDI (kernel 5.7-rc6), where an attacker with a local account and the permissions to issue an ioctl commands to midi devices, could trigger a use-after-free. A write to this specific memory while freed and before use could cause the flow of execution to change and possibly allow for memory corruption or privilege escalation.",
  "id": "GHSA-3mfq-6299-p3w3",
  "modified": "2023-02-03T00:30:18Z",
  "published": "2022-05-24T17:36:04Z",
  "references": [
    {
      "type": "ADVISORY",
      "url": "https://nvd.nist.gov/vuln/detail/CVE-2020-27786"
    },
    {
      "type": "WEB",
      "url": "https://bugzilla.redhat.com/show_bug.cgi?id=1900933"
    },
    {
      "type": "WEB",
      "url": "https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git/commit/?id=c1f6e3c818dd734c30f6a7eeebf232ba2cf3181d"
    },
    {
      "type": "WEB",
      "url": "https://security.netapp.com/advisory/ntap-20210122-0002"
    },
    {
      "type": "WEB",
      "url": "http://www.openwall.com/lists/oss-security/2020/12/03/1"
    }
  ],
  "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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