{
  "affected": [
    {
      "ranges": [
        {
          "events": [
            {
              "introduced": "bc074524e123ded281cde25ebc5661910f9679e3"
            },
            {
              "fixed": "4a7bab35fad5251c8cb738161152578cd83b6b9c"
            },
            {
              "fixed": "520e8b4bcf872a534a7bf61ccf880047642df296"
            },
            {
              "fixed": "e252db8ca2a01f82d472091f35d549b313278636"
            },
            {
              "fixed": "c09a7446aab5773f38d6abb25fce99b8e1dfbc97"
            },
            {
              "fixed": "32372781d664a9b03c40343e96c29d0a6139f97d"
            },
            {
              "fixed": "2e4adfaec97ee053ad1bdfb5036845e66f7e0d8a"
            },
            {
              "fixed": "d110d7cdb045715c0b45b0dfd974525bb38f653d"
            },
            {
              "fixed": "a85b46db143fda5869e7d8df8f258ccef5fa1719"
            }
          ],
          "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git",
          "type": "GIT"
        }
      ]
    },
    {
      "package": {
        "ecosystem": "Linux",
        "name": "Kernel"
      },
      "ranges": [
        {
          "events": [
            {
              "introduced": "4.8.0"
            },
            {
              "fixed": "5.10.258"
            }
          ],
          "type": "ECOSYSTEM"
        },
        {
          "events": [
            {
              "introduced": "5.11.0"
            },
            {
              "fixed": "5.15.209"
            }
          ],
          "type": "ECOSYSTEM"
        },
        {
          "events": [
            {
              "introduced": "5.16.0"
            },
            {
              "fixed": "6.1.175"
            }
          ],
          "type": "ECOSYSTEM"
        },
        {
          "events": [
            {
              "introduced": "6.2.0"
            },
            {
              "fixed": "6.6.136"
            }
          ],
          "type": "ECOSYSTEM"
        },
        {
          "events": [
            {
              "introduced": "6.7.0"
            },
            {
              "fixed": "6.12.83"
            }
          ],
          "type": "ECOSYSTEM"
        },
        {
          "events": [
            {
              "introduced": "6.13.0"
            },
            {
              "fixed": "6.18.24"
            }
          ],
          "type": "ECOSYSTEM"
        },
        {
          "events": [
            {
              "introduced": "6.19.0"
            },
            {
              "fixed": "6.19.14"
            }
          ],
          "type": "ECOSYSTEM"
        }
      ]
    }
  ],
  "database_specific": {
    "cna_assigner": "Linux",
    "osv_generated_from": "https://github.com/CVEProject/cvelistV5/tree/main/cves/2026/43xxx/CVE-2026-43117.json"
  },
  "details": "In the Linux kernel, the following vulnerability has been resolved:\n\nbtrfs: tracepoints: get correct superblock from dentry in event btrfs_sync_file()\n\nIf overlay is used on top of btrfs, dentry-\u003ed_sb translates to overlay's\nsuper block and fsid assignment will lead to a crash.\n\nUse file_inode(file)-\u003ei_sb to always get btrfs_sb.",
  "id": "CVE-2026-43117",
  "modified": "2026-07-08T05:39:19.035649872Z",
  "published": "2026-05-06T07:40:41.862Z",
  "references": [
    {
      "type": "WEB",
      "url": "https://git.kernel.org/stable/c/2e4adfaec97ee053ad1bdfb5036845e66f7e0d8a"
    },
    {
      "type": "WEB",
      "url": "https://git.kernel.org/stable/c/32372781d664a9b03c40343e96c29d0a6139f97d"
    },
    {
      "type": "WEB",
      "url": "https://git.kernel.org/stable/c/4a7bab35fad5251c8cb738161152578cd83b6b9c"
    },
    {
      "type": "WEB",
      "url": "https://git.kernel.org/stable/c/520e8b4bcf872a534a7bf61ccf880047642df296"
    },
    {
      "type": "WEB",
      "url": "https://git.kernel.org/stable/c/a85b46db143fda5869e7d8df8f258ccef5fa1719"
    },
    {
      "type": "WEB",
      "url": "https://git.kernel.org/stable/c/c09a7446aab5773f38d6abb25fce99b8e1dfbc97"
    },
    {
      "type": "WEB",
      "url": "https://git.kernel.org/stable/c/d110d7cdb045715c0b45b0dfd974525bb38f653d"
    },
    {
      "type": "WEB",
      "url": "https://git.kernel.org/stable/c/e252db8ca2a01f82d472091f35d549b313278636"
    },
    {
      "type": "ADVISORY",
      "url": "https://github.com/CVEProject/cvelistV5/tree/main/cves/2026/43xxx/CVE-2026-43117.json"
    },
    {
      "type": "ADVISORY",
      "url": "https://nvd.nist.gov/vuln/detail/CVE-2026-43117"
    },
    {
      "type": "PACKAGE",
      "url": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git"
    }
  ],
  "schema_version": "1.7.5",
  "severity": [
    {
      "score": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:H",
      "type": "CVSS_V3"
    }
  ],
  "summary": "btrfs: tracepoints: get correct superblock from dentry in event btrfs_sync_file()"
}