{
  "affected": [
    {
      "ranges": [
        {
          "events": [
            {
              "introduced": "e9b29ffc519b9e63d4e1c0b1278bb951bb418a9d"
            },
            {
              "fixed": "e4039e9bebb528dd9cd7ac72aeaec529c26c355a"
            },
            {
              "fixed": "ade18b4ce78a16558f4f435aece80082f6f7b64c"
            },
            {
              "fixed": "bb572801290e25ec1c4753d14af35777303f5d6b"
            },
            {
              "fixed": "62cd519ab74cac499036cd88c11692f8f0d53e14"
            },
            {
              "fixed": "ff172092cba7ec990ecc7b610ce703e19570b8f0"
            },
            {
              "fixed": "b4cb8081cf80f82e48fbe9c021a8f6d0fa2ed421"
            },
            {
              "fixed": "7983daa159981fac125db2457437723f38ea1472"
            },
            {
              "fixed": "f24dcc61bd0ecf7639fac5bf700450b398d793a7"
            },
            {
              "fixed": "b1e24de475bf2d66fffc9103f3444b783527d55a"
            }
          ],
          "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git",
          "type": "GIT"
        }
      ]
    },
    {
      "package": {
        "ecosystem": "Linux",
        "name": "Kernel"
      },
      "ranges": [
        {
          "events": [
            {
              "introduced": "2.6.26"
            },
            {
              "fixed": "5.10.269"
            }
          ],
          "type": "ECOSYSTEM"
        },
        {
          "events": [
            {
              "introduced": "5.11.0"
            },
            {
              "fixed": "5.15.220"
            }
          ],
          "type": "ECOSYSTEM"
        },
        {
          "events": [
            {
              "introduced": "5.16.0"
            },
            {
              "fixed": "6.1.187"
            }
          ],
          "type": "ECOSYSTEM"
        },
        {
          "events": [
            {
              "introduced": "6.2.0"
            },
            {
              "fixed": "6.6.156"
            }
          ],
          "type": "ECOSYSTEM"
        },
        {
          "events": [
            {
              "introduced": "6.7.0"
            },
            {
              "fixed": "6.12.108"
            }
          ],
          "type": "ECOSYSTEM"
        },
        {
          "events": [
            {
              "introduced": "6.13.0"
            },
            {
              "fixed": "6.18.49"
            }
          ],
          "type": "ECOSYSTEM"
        },
        {
          "events": [
            {
              "introduced": "6.19.0"
            },
            {
              "fixed": "7.1.13"
            }
          ],
          "type": "ECOSYSTEM"
        },
        {
          "events": [
            {
              "introduced": "7.2.0"
            },
            {
              "fixed": "7.2.3"
            }
          ],
          "type": "ECOSYSTEM"
        }
      ]
    }
  ],
  "database_specific": {
    "cna_assigner": "Linux",
    "osv_generated_from": "https://github.com/CVEProject/cvelistV5/tree/main/cves/2026/80xxx/CVE-2026-80826.json"
  },
  "details": "In the Linux kernel, the following vulnerability has been resolved:\n\nUSB: c67x00: fix use-after-free in c67x00_add_iso_urb()\n\nWhen TD creation fails for the last packet of an isochronous URB,\nc67x00_add_iso_urb() gives the URB back before updating the endpoint\nscheduling state.\n\nc67x00_giveback_urb() frees the URB private data, and the completion\ncallback may release the final URB reference. The following accesses to\nurbp-\u003eep_data, urb-\u003einterval, and urbp-\u003ecnt can therefore use freed\nmemory.\n\nUpdate next_frame and cnt before giving back the failed final packet,\nmaking the giveback the last operation that uses the URB and its private\ndata.",
  "id": "CVE-2026-80826",
  "modified": "2026-09-06T03:30:40.451574973Z",
  "published": "2026-09-04T15:54:30.131Z",
  "references": [
    {
      "type": "WEB",
      "url": "https://git.kernel.org/stable/c/62cd519ab74cac499036cd88c11692f8f0d53e14"
    },
    {
      "type": "WEB",
      "url": "https://git.kernel.org/stable/c/7983daa159981fac125db2457437723f38ea1472"
    },
    {
      "type": "WEB",
      "url": "https://git.kernel.org/stable/c/ade18b4ce78a16558f4f435aece80082f6f7b64c"
    },
    {
      "type": "WEB",
      "url": "https://git.kernel.org/stable/c/b1e24de475bf2d66fffc9103f3444b783527d55a"
    },
    {
      "type": "WEB",
      "url": "https://git.kernel.org/stable/c/b4cb8081cf80f82e48fbe9c021a8f6d0fa2ed421"
    },
    {
      "type": "WEB",
      "url": "https://git.kernel.org/stable/c/bb572801290e25ec1c4753d14af35777303f5d6b"
    },
    {
      "type": "WEB",
      "url": "https://git.kernel.org/stable/c/e4039e9bebb528dd9cd7ac72aeaec529c26c355a"
    },
    {
      "type": "WEB",
      "url": "https://git.kernel.org/stable/c/f24dcc61bd0ecf7639fac5bf700450b398d793a7"
    },
    {
      "type": "WEB",
      "url": "https://git.kernel.org/stable/c/ff172092cba7ec990ecc7b610ce703e19570b8f0"
    },
    {
      "type": "ADVISORY",
      "url": "https://github.com/CVEProject/cvelistV5/tree/main/cves/2026/80xxx/CVE-2026-80826.json"
    },
    {
      "type": "ADVISORY",
      "url": "https://nvd.nist.gov/vuln/detail/CVE-2026-80826"
    },
    {
      "type": "PACKAGE",
      "url": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git"
    }
  ],
  "schema_version": "1.9.0",
  "summary": "USB: c67x00: fix use-after-free in c67x00_add_iso_urb()"
}