{
  "affected": [
    {
      "ranges": [
        {
          "events": [
            {
              "introduced": "82cae269cfa953032fbb8980a7d554d60fb00b17"
            },
            {
              "fixed": "424858f9a048057bb8f834bfe03d18f5e477e747"
            },
            {
              "fixed": "e73cd5aed6b15e55c1c47577bdb473b5e88d6a69"
            },
            {
              "fixed": "a954061b334ec67c79ae9d0cadd83fa521396487"
            },
            {
              "fixed": "60dab3e2931f3d792438a77a6cb0cb731c43300b"
            },
            {
              "fixed": "f1af27cec07a9fd0847166bdb23c99e86b05bfdc"
            },
            {
              "fixed": "6175d09c23bec4b60860ee9a0170308ff4b56e10"
            },
            {
              "fixed": "984a415f019536ea2d24de9010744e5302a9a948"
            }
          ],
          "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git",
          "type": "GIT"
        }
      ]
    },
    {
      "package": {
        "ecosystem": "Linux",
        "name": "Kernel"
      },
      "ranges": [
        {
          "events": [
            {
              "introduced": "5.15.0"
            },
            {
              "fixed": "5.15.209"
            }
          ],
          "type": "ECOSYSTEM"
        },
        {
          "events": [
            {
              "introduced": "5.16.0"
            },
            {
              "fixed": "6.1.175"
            }
          ],
          "type": "ECOSYSTEM"
        },
        {
          "events": [
            {
              "introduced": "6.2.0"
            },
            {
              "fixed": "6.6.140"
            }
          ],
          "type": "ECOSYSTEM"
        },
        {
          "events": [
            {
              "introduced": "6.7.0"
            },
            {
              "fixed": "6.12.86"
            }
          ],
          "type": "ECOSYSTEM"
        },
        {
          "events": [
            {
              "introduced": "6.13.0"
            },
            {
              "fixed": "6.18.27"
            }
          ],
          "type": "ECOSYSTEM"
        },
        {
          "events": [
            {
              "introduced": "6.19.0"
            },
            {
              "fixed": "7.0.4"
            }
          ],
          "type": "ECOSYSTEM"
        }
      ]
    }
  ],
  "database_specific": {
    "cna_assigner": "Linux",
    "osv_generated_from": "https://github.com/CVEProject/cvelistV5/tree/main/cves/2026/46xxx/CVE-2026-46062.json"
  },
  "details": "In the Linux kernel, the following vulnerability has been resolved:\n\nntfs3: fix integer overflow in run_unpack() volume boundary check\n\nThe volume boundary check `lcn + len \u003e sbi-\u003eused.bitmap.nbits` uses raw\naddition which can wrap around for large lcn and len values, bypassing\nthe validation.  Use check_add_overflow() as is already done for the\nadjacent prev_lcn + dlcn and vcn64 + len checks added by commit\n3ac37e100385 (\"ntfs3: Fix integer overflow in run_unpack()\").\n\nFound by fuzzing with a source-patched harness (LibAFL + QEMU).",
  "id": "CVE-2026-46062",
  "modified": "2026-07-08T05:38:39.777917569Z",
  "published": "2026-05-27T12:57:24.416Z",
  "references": [
    {
      "type": "WEB",
      "url": "https://git.kernel.org/stable/c/424858f9a048057bb8f834bfe03d18f5e477e747"
    },
    {
      "type": "WEB",
      "url": "https://git.kernel.org/stable/c/60dab3e2931f3d792438a77a6cb0cb731c43300b"
    },
    {
      "type": "WEB",
      "url": "https://git.kernel.org/stable/c/6175d09c23bec4b60860ee9a0170308ff4b56e10"
    },
    {
      "type": "WEB",
      "url": "https://git.kernel.org/stable/c/984a415f019536ea2d24de9010744e5302a9a948"
    },
    {
      "type": "WEB",
      "url": "https://git.kernel.org/stable/c/a954061b334ec67c79ae9d0cadd83fa521396487"
    },
    {
      "type": "WEB",
      "url": "https://git.kernel.org/stable/c/e73cd5aed6b15e55c1c47577bdb473b5e88d6a69"
    },
    {
      "type": "WEB",
      "url": "https://git.kernel.org/stable/c/f1af27cec07a9fd0847166bdb23c99e86b05bfdc"
    },
    {
      "type": "ADVISORY",
      "url": "https://github.com/CVEProject/cvelistV5/tree/main/cves/2026/46xxx/CVE-2026-46062.json"
    },
    {
      "type": "ADVISORY",
      "url": "https://nvd.nist.gov/vuln/detail/CVE-2026-46062"
    },
    {
      "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:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H",
      "type": "CVSS_V3"
    }
  ],
  "summary": "ntfs3: fix integer overflow in run_unpack() volume boundary check"
}