{
  "affected": [
    {
      "ranges": [
        {
          "database_specific": {
            "extracted_events": [
              {
                "introduced": "Linux kernel 6.1-rc1"
              },
              {
                "last_affected": "Linux kernel 6.1-rc1"
              }
            ],
            "source": "AFFECTED_FIELD"
          },
          "events": [
            {
              "introduced": "9abf2313adc1ca1b6180c508c25f22f9395cc780"
            },
            {
              "last_affected": "9abf2313adc1ca1b6180c508c25f22f9395cc780"
            }
          ],
          "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git",
          "type": "GIT"
        }
      ],
      "versions": [
        "Linux kernel 6.1-rc1"
      ]
    }
  ],
  "database_specific": {
    "cna_assigner": "redhat",
    "cwe_ids": [
      "CWE-416"
    ],
    "osv_generated_from": "https://github.com/CVEProject/cvelistV5/tree/main/cves/2022/3xxx/CVE-2022-3977.json"
  },
  "details": "A use-after-free flaw was found in the Linux kernel MCTP (Management Component Transport Protocol) functionality. This issue occurs when a user simultaneously calls DROPTAG ioctl and socket close happens, which could allow a local user to crash the system or potentially escalate their privileges on the system.",
  "id": "CVE-2022-3977",
  "modified": "2026-07-08T05:39:09.659271970Z",
  "published": "2023-01-12T00:00:00Z",
  "references": [
    {
      "type": "WEB",
      "url": "https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git/commit/?id=3a732b46736cd8a29092e4b0b1a9ba83e672bf89"
    },
    {
      "type": "ADVISORY",
      "url": "https://github.com/CVEProject/cvelistV5/tree/main/cves/2022/3xxx/CVE-2022-3977.json"
    },
    {
      "type": "ADVISORY",
      "url": "https://nvd.nist.gov/vuln/detail/CVE-2022-3977"
    },
    {
      "type": "ADVISORY",
      "url": "https://security.netapp.com/advisory/ntap-20230223-0005/"
    }
  ],
  "schema_version": "1.7.5",
  "severity": [
    {
      "score": "CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H",
      "type": "CVSS_V3"
    }
  ]
}