{
  "affected": [
    {
      "ranges": [
        {
          "events": [
            {
              "introduced": "51d64c3a181938da8fb56404524e15776e9c6bf8"
            },
            {
              "fixed": "b0f1c686baff74d5df10f2f46670ef4e24a75756"
            },
            {
              "fixed": "2a6b52ed72c822b5ee146a6a00ea66614fe02653"
            }
          ],
          "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git",
          "type": "GIT"
        }
      ]
    }
  ],
  "database_specific": {
    "cna_assigner": "Linux",
    "osv_generated_from": "https://github.com/CVEProject/cvelistV5/tree/main/cves/2022/49xxx/CVE-2022-49423.json"
  },
  "details": "In the Linux kernel, the following vulnerability has been resolved:\n\nrtla: Avoid record NULL pointer dereference\n\nFix the following null/deref_null.cocci errors:\n./tools/tracing/rtla/src/osnoise_hist.c:870:31-36: ERROR: record is NULL but dereferenced.\n./tools/tracing/rtla/src/osnoise_top.c:650:31-36: ERROR: record is NULL but dereferenced.\n./tools/tracing/rtla/src/timerlat_hist.c:905:31-36: ERROR: record is NULL but dereferenced.\n./tools/tracing/rtla/src/timerlat_top.c:700:31-36: ERROR: record is NULL but dereferenced.\n\n\"record\" is NULL before calling osnoise_init_trace_tool.\nAdd a tag \"out_free\" to avoid dereferring a NULL pointer.",
  "id": "CVE-2022-49423",
  "modified": "2026-04-01T23:08:06.260089830Z",
  "published": "2025-02-26T02:12:45.750Z",
  "references": [
    {
      "type": "WEB",
      "url": "https://git.kernel.org/stable/c/2a6b52ed72c822b5ee146a6a00ea66614fe02653"
    },
    {
      "type": "WEB",
      "url": "https://git.kernel.org/stable/c/b0f1c686baff74d5df10f2f46670ef4e24a75756"
    },
    {
      "type": "ADVISORY",
      "url": "https://github.com/CVEProject/cvelistV5/tree/main/cves/2022/49xxx/CVE-2022-49423.json"
    },
    {
      "type": "ADVISORY",
      "url": "https://nvd.nist.gov/vuln/detail/CVE-2022-49423"
    },
    {
      "type": "PACKAGE",
      "url": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git"
    }
  ],
  "schema_version": "1.7.3",
  "summary": "rtla: Avoid record NULL pointer dereference"
}