{
  "affected": [
    {
      "ranges": [
        {
          "events": [
            {
              "introduced": "1e33e1414bec54a4feafa9e67e2617031be0afe2"
            },
            {
              "fixed": "d1fc00ec02e9deb3f8d2bd59caf938c554fbc576"
            },
            {
              "fixed": "fe59ae27d7346245f5d8d97220f374e63efd28b5"
            },
            {
              "fixed": "44e5e4eb3a07bf3e1d931dd9f96f3edcfa376605"
            },
            {
              "fixed": "4f8ef58c10bfe5f86a643c7c8331b37e69e3dae1"
            }
          ],
          "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git",
          "type": "GIT"
        }
      ]
    },
    {
      "package": {
        "ecosystem": "Linux",
        "name": "Kernel"
      },
      "ranges": [
        {
          "events": [
            {
              "introduced": "6.9.0"
            },
            {
              "fixed": "6.12.92"
            }
          ],
          "type": "ECOSYSTEM"
        },
        {
          "events": [
            {
              "introduced": "6.13.0"
            },
            {
              "fixed": "6.18.34"
            }
          ],
          "type": "ECOSYSTEM"
        },
        {
          "events": [
            {
              "introduced": "6.19.0"
            },
            {
              "fixed": "7.0.11"
            }
          ],
          "type": "ECOSYSTEM"
        }
      ]
    }
  ],
  "database_specific": {
    "cna_assigner": "Linux",
    "osv_generated_from": "https://github.com/CVEProject/cvelistV5/tree/main/cves/2026/64xxx/CVE-2026-64519.json"
  },
  "details": "In the Linux kernel, the following vulnerability has been resolved:\n\nNFSD: Fix infinite loop in layout state revocation\n\nfind_one_sb_stid() skips stids whose sc_status is non-zero, but the\nSC_TYPE_LAYOUT case in nfsd4_revoke_states() never sets sc_status\nbefore calling nfsd4_close_layout(). The retry loop therefore finds\nthe same layout stid on every iteration, hanging the revoker\nindefinitely.",
  "id": "CVE-2026-64519",
  "modified": "2026-08-12T03:51:32.451965917Z",
  "published": "2026-07-25T09:14:45.322Z",
  "references": [
    {
      "type": "WEB",
      "url": "https://git.kernel.org/stable/c/44e5e4eb3a07bf3e1d931dd9f96f3edcfa376605"
    },
    {
      "type": "WEB",
      "url": "https://git.kernel.org/stable/c/4f8ef58c10bfe5f86a643c7c8331b37e69e3dae1"
    },
    {
      "type": "WEB",
      "url": "https://git.kernel.org/stable/c/d1fc00ec02e9deb3f8d2bd59caf938c554fbc576"
    },
    {
      "type": "WEB",
      "url": "https://git.kernel.org/stable/c/fe59ae27d7346245f5d8d97220f374e63efd28b5"
    },
    {
      "type": "ADVISORY",
      "url": "https://github.com/CVEProject/cvelistV5/tree/main/cves/2026/64xxx/CVE-2026-64519.json"
    },
    {
      "type": "ADVISORY",
      "url": "https://nvd.nist.gov/vuln/detail/CVE-2026-64519"
    },
    {
      "type": "PACKAGE",
      "url": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git"
    }
  ],
  "schema_version": "1.9.0",
  "summary": "NFSD: Fix infinite loop in layout state revocation"
}