io_uring: fix memory leak of uid in files registration

{
  "id": "20693120dafffdb924b5e4797f3c4324b7468e82e08b407843ee9ac7efbefb4e",
  "url": "https://osv.dev/vulnerability/CVE-2022-49144",
  "method": "structured",
  "payload": {
    "kind": "advisory",
    "title": "io_uring: fix memory leak of uid in files registration",
    "summary": "In the Linux kernel, the following vulnerability has been resolved: io_uring: fix memory leak of uid in files registration When there are no files for __io_sqe_files_scm() to process in the range, it'll free everything and return. However, it forgets to put uid.",
    "evidence": "osv:CVE-2022-49144",
    "products": [
      {
        "name": {
          "value": "Kernel",
          "evidence": "/affected/1/package/name"
        },
        "prerequisites": [],
        "fixed_versions": [
          {
            "value": "5.10.110",
            "evidence": "/affected/1/ranges"
          },
          {
            "value": "5.15.33",
            "evidence": "/affected/1/ranges"
          },
          {
            "value": "5.16.19",
            "evidence": "/affected/1/ranges"
          },
          {
            "value": "5.17.2",
            "evidence": "/affected/1/ranges"
          }
        ],
        "affected_versions": []
      }
    ],
    "severity": "medium",
    "structured": {
      "id": "CVE-2022-49144",
      "aliases": [
        "CVE-2022-49144"
      ],
      "metrics": [
        {
          "type": "CVSS_V3",
          "score": "CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H"
        }
      ],
      "affected": [
        {
          "ranges": [
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              "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git",
              "type": "GIT",
              "events": [
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                {
                  "fixed": "b27de7011cb3ba14b047be2cee0ed8278368665b"
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                {
                  "fixed": "0853bd6885c2f293d88aaa7f7f1702c959b31680"
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                  "fixed": "d6d7a517e81accf6ed22d55684baea763d2dbe43"
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                {
                  "fixed": "7fa8b228c3f30060b9f4b24bb9aaaf41b0ae83fe"
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                {
                  "fixed": "c86d18f4aa93e0e66cda0e55827cd03eea6bc5f8"
                }
              ]
            }
          ],
          "database_specific": {
            "source": "https://storage.googleapis.com/cve-osv-conversion/osv-output/CVE-2022-49144.json"
          }
        },
        {
          "ranges": [
            {
              "type": "ECOSYSTEM",
              "events": [
                {
                  "introduced": "5.5.0"
                },
                {
                  "fixed": "5.10.110"
                }
              ]
            },
            {
              "type": "ECOSYSTEM",
              "events": [
                {
                  "introduced": "5.11.0"
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                {
                  "fixed": "5.15.33"
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            {
              "type": "ECOSYSTEM",
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                  "introduced": "5.16.0"
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                  "fixed": "5.16.19"
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            {
              "type": "ECOSYSTEM",
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                  "introduced": "5.17.0"
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          ],
          "package": {
            "name": "Kernel",
            "ecosystem": "Linux"
          },
          "database_specific": {
            "source": "https://storage.googleapis.com/cve-osv-conversion/osv-output/CVE-2022-49144.json"
          }
        }
      ],
      "modified": "2026-10-28T02:30:26.795787208Z",
      "provider": "osv",
      "references": [
        "https://git.kernel.org/stable/c/0853bd6885c2f293d88aaa7f7f1702c959b31680",
        "https://git.kernel.org/stable/c/7fa8b228c3f30060b9f4b24bb9aaaf41b0ae83fe",
        "https://git.kernel.org/stable/c/b27de7011cb3ba14b047be2cee0ed8278368665b",
        "https://git.kernel.org/stable/c/c86d18f4aa93e0e66cda0e55827cd03eea6bc5f8",
        "https://git.kernel.org/stable/c/d6d7a517e81accf6ed22d55684baea763d2dbe43",
        "https://github.com/CVEProject/cvelistV5/tree/main/cves/2022/49xxx/CVE-2022-49144.json",
        "https://nvd.nist.gov/vuln/detail/CVE-2022-49144",
        "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git"
      ],
      "provider_metadata": {
        "cna_assigner": "Linux",
        "osv_generated_from": "https://github.com/CVEProject/cvelistV5/tree/main/cves/2022/49xxx/CVE-2022-49144.json"
      }
    },
    "related_cves": [
      {
        "value": "CVE-2022-49144",
        "evidence": "/id"
      }
    ],
    "security_relevant": true,
    "severity_evidence": "/severity/0/score"
  },
  "source_id": "core-osv",
  "document_id": 493150,
  "published_at": "2025-02-26T01:55:13.843+00:00"
}