{
  "affected": [
    {
      "ranges": [
        {
          "events": [
            {
              "introduced": "77da9389b9d5f07d54fda092d1ab56002ec0019a"
            },
            {
              "fixed": "3e837269bbfe78a602e0c259d57ffafe7a4df3b2"
            },
            {
              "fixed": "813779d7974e51a6950c7237708853b129d564e1"
            },
            {
              "fixed": "04456642e33022cc53562a91393a09d492124b44"
            },
            {
              "fixed": "f1c966eb6ed5e190c90a56c5bdaa69967de39f21"
            },
            {
              "fixed": "21f51434c47d8628b62275ae6c6ad6b573abcd02"
            },
            {
              "fixed": "50cff3f112d64db6e5f57355f79bc837db8fe132"
            },
            {
              "fixed": "43f830e2bb84b22ca824b20bb861d823ecb520bd"
            },
            {
              "fixed": "ee3f011250104129893d8e9599147e457d4d7280"
            }
          ],
          "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git",
          "type": "GIT"
        }
      ]
    },
    {
      "package": {
        "ecosystem": "Linux",
        "name": "Kernel"
      },
      "ranges": [
        {
          "events": [
            {
              "introduced": "4.20.0"
            },
            {
              "fixed": "5.10.273"
            }
          ],
          "type": "ECOSYSTEM"
        },
        {
          "events": [
            {
              "introduced": "5.11.0"
            },
            {
              "fixed": "5.15.224"
            }
          ],
          "type": "ECOSYSTEM"
        },
        {
          "events": [
            {
              "introduced": "5.16.0"
            },
            {
              "fixed": "6.1.191"
            }
          ],
          "type": "ECOSYSTEM"
        },
        {
          "events": [
            {
              "introduced": "6.2.0"
            },
            {
              "fixed": "6.6.160"
            }
          ],
          "type": "ECOSYSTEM"
        },
        {
          "events": [
            {
              "introduced": "6.7.0"
            },
            {
              "fixed": "6.12.113"
            }
          ],
          "type": "ECOSYSTEM"
        },
        {
          "events": [
            {
              "introduced": "6.13.0"
            },
            {
              "fixed": "6.18.57"
            }
          ],
          "type": "ECOSYSTEM"
        },
        {
          "events": [
            {
              "introduced": "6.19.0"
            },
            {
              "fixed": "7.2.11"
            }
          ],
          "type": "ECOSYSTEM"
        }
      ]
    }
  ],
  "database_specific": {
    "cna_assigner": "Linux",
    "osv_generated_from": "https://github.com/CVEProject/cvelistV5/tree/main/cves/2026/99xxx/CVE-2026-99080.json"
  },
  "details": "In the Linux kernel, the following vulnerability has been resolved:\n\nfs: Free any excess xarray nodes in clear_inode()\n\nFor many years we've had a hard to hit leak of xarray nodes.  Hugh\ndocumented it well in commit 786b31121a2c.  Recently people and\nsyzbot have found ways to force it to happen with madvise.  Rather\nthan fix the leaks where they happen, just call xa_destroy() which\nhas the side-effect of cycling the i_pages lock.",
  "id": "CVE-2026-99080",
  "modified": "2026-11-01T02:30:29.821712284Z",
  "published": "2026-10-23T12:23:27.393Z",
  "references": [
    {
      "type": "WEB",
      "url": "https://git.kernel.org/stable/c/04456642e33022cc53562a91393a09d492124b44"
    },
    {
      "type": "WEB",
      "url": "https://git.kernel.org/stable/c/21f51434c47d8628b62275ae6c6ad6b573abcd02"
    },
    {
      "type": "WEB",
      "url": "https://git.kernel.org/stable/c/3e837269bbfe78a602e0c259d57ffafe7a4df3b2"
    },
    {
      "type": "WEB",
      "url": "https://git.kernel.org/stable/c/43f830e2bb84b22ca824b20bb861d823ecb520bd"
    },
    {
      "type": "WEB",
      "url": "https://git.kernel.org/stable/c/50cff3f112d64db6e5f57355f79bc837db8fe132"
    },
    {
      "type": "WEB",
      "url": "https://git.kernel.org/stable/c/813779d7974e51a6950c7237708853b129d564e1"
    },
    {
      "type": "WEB",
      "url": "https://git.kernel.org/stable/c/ee3f011250104129893d8e9599147e457d4d7280"
    },
    {
      "type": "WEB",
      "url": "https://git.kernel.org/stable/c/f1c966eb6ed5e190c90a56c5bdaa69967de39f21"
    },
    {
      "type": "ADVISORY",
      "url": "https://github.com/CVEProject/cvelistV5/tree/main/cves/2026/99xxx/CVE-2026-99080.json"
    },
    {
      "type": "ADVISORY",
      "url": "https://nvd.nist.gov/vuln/detail/CVE-2026-99080"
    },
    {
      "type": "PACKAGE",
      "url": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git"
    }
  ],
  "schema_version": "1.9.2",
  "summary": "fs: Free any excess xarray nodes in clear_inode()"
}