{
  "affected": [
    {
      "ranges": [
        {
          "events": [
            {
              "introduced": "b1f9e876862d8f7176299ec4fb2108bc1045cbc8"
            },
            {
              "fixed": "b76e4eb02e9edb9a0a51942acdb373ca01346e8c"
            },
            {
              "fixed": "2204a880cb0c51952463a24a4fa01a6514c5a25a"
            },
            {
              "fixed": "515778e2d790652a38a24554fdb7f21420d91efc"
            }
          ],
          "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git",
          "type": "GIT"
        }
      ]
    },
    {
      "package": {
        "ecosystem": "Linux",
        "name": "Kernel"
      },
      "ranges": [
        {
          "events": [
            {
              "introduced": "5.19.0"
            },
            {
              "fixed": "5.19.17"
            }
          ],
          "type": "ECOSYSTEM"
        },
        {
          "events": [
            {
              "introduced": "5.20.0"
            },
            {
              "fixed": "6.0.3"
            }
          ],
          "type": "ECOSYSTEM"
        }
      ]
    }
  ],
  "database_specific": {
    "cna_assigner": "Linux",
    "osv_generated_from": "https://github.com/CVEProject/cvelistV5/tree/main/cves/2022/50xxx/CVE-2022-50448.json"
  },
  "details": "In the Linux kernel, the following vulnerability has been resolved:\n\nmm/uffd: fix warning without PTE_MARKER_UFFD_WP compiled in\n\nWhen PTE_MARKER_UFFD_WP not configured, it's still possible to reach pte\nmarker code and trigger an warning. Add a few CONFIG_PTE_MARKER_UFFD_WP\nifdefs to make sure the code won't be reached when not compiled in.",
  "id": "CVE-2022-50448",
  "modified": "2026-08-12T03:51:23.835801366Z",
  "published": "2025-10-01T11:45:22.513Z",
  "references": [
    {
      "type": "WEB",
      "url": "https://git.kernel.org/stable/c/2204a880cb0c51952463a24a4fa01a6514c5a25a"
    },
    {
      "type": "WEB",
      "url": "https://git.kernel.org/stable/c/515778e2d790652a38a24554fdb7f21420d91efc"
    },
    {
      "type": "WEB",
      "url": "https://git.kernel.org/stable/c/b76e4eb02e9edb9a0a51942acdb373ca01346e8c"
    },
    {
      "type": "ADVISORY",
      "url": "https://github.com/CVEProject/cvelistV5/tree/main/cves/2022/50xxx/CVE-2022-50448.json"
    },
    {
      "type": "ADVISORY",
      "url": "https://nvd.nist.gov/vuln/detail/CVE-2022-50448"
    },
    {
      "type": "PACKAGE",
      "url": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git"
    }
  ],
  "schema_version": "1.9.0",
  "summary": "mm/uffd: fix warning without PTE_MARKER_UFFD_WP compiled in"
}