{
    "dataType": "CVE_RECORD",
    "dataVersion": "5.2",
    "cveMetadata": {
        "cveId": "CVE-2026-80826",
        "assignerOrgId": "416baaa9-dc9f-4396-8d5f-8c081fb06d67",
        "state": "PUBLISHED",
        "assignerShortName": "Linux",
        "dateReserved": "2026-08-26T14:34:25.795Z",
        "datePublished": "2026-09-04T15:54:30.131Z",
        "dateUpdated": "2026-10-19T08:44:18.781Z"
    },
    "containers": {
        "cna": {
            "providerMetadata": {
                "orgId": "416baaa9-dc9f-4396-8d5f-8c081fb06d67",
                "shortName": "Linux",
                "dateUpdated": "2026-10-19T08:44:18.781Z"
            },
            "descriptions": [
                {
                    "lang": "en",
                    "value": "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->ep_data, urb->interval, and urbp->cnt 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."
                }
            ],
            "affected": [
                {
                    "product": "Linux",
                    "vendor": "Linux",
                    "defaultStatus": "unaffected",
                    "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git",
                    "programFiles": [
                        "drivers/usb/c67x00/c67x00-sched.c"
                    ],
                    "versions": [
                        {
                            "version": "e9b29ffc519b9e63d4e1c0b1278bb951bb418a9d",
                            "lessThan": "e4039e9bebb528dd9cd7ac72aeaec529c26c355a",
                            "status": "affected",
                            "versionType": "git"
                        },
                        {
                            "version": "e9b29ffc519b9e63d4e1c0b1278bb951bb418a9d",
                            "lessThan": "ade18b4ce78a16558f4f435aece80082f6f7b64c",
                            "status": "affected",
                            "versionType": "git"
                        },
                        {
                            "version": "e9b29ffc519b9e63d4e1c0b1278bb951bb418a9d",
                            "lessThan": "bb572801290e25ec1c4753d14af35777303f5d6b",
                            "status": "affected",
                            "versionType": "git"
                        },
                        {
                            "version": "e9b29ffc519b9e63d4e1c0b1278bb951bb418a9d",
                            "lessThan": "62cd519ab74cac499036cd88c11692f8f0d53e14",
                            "status": "affected",
                            "versionType": "git"
                        },
                        {
                            "version": "e9b29ffc519b9e63d4e1c0b1278bb951bb418a9d",
                            "lessThan": "ff172092cba7ec990ecc7b610ce703e19570b8f0",
                            "status": "affected",
                            "versionType": "git"
                        },
                        {
                            "version": "e9b29ffc519b9e63d4e1c0b1278bb951bb418a9d",
                            "lessThan": "b4cb8081cf80f82e48fbe9c021a8f6d0fa2ed421",
                            "status": "affected",
                            "versionType": "git"
                        },
                        {
                            "version": "e9b29ffc519b9e63d4e1c0b1278bb951bb418a9d",
                            "lessThan": "7983daa159981fac125db2457437723f38ea1472",
                            "status": "affected",
                            "versionType": "git"
                        },
                        {
                            "version": "e9b29ffc519b9e63d4e1c0b1278bb951bb418a9d",
                            "lessThan": "f24dcc61bd0ecf7639fac5bf700450b398d793a7",
                            "status": "affected",
                            "versionType": "git"
                        },
                        {
                            "version": "e9b29ffc519b9e63d4e1c0b1278bb951bb418a9d",
                            "lessThan": "b1e24de475bf2d66fffc9103f3444b783527d55a",
                            "status": "affected",
                            "versionType": "git"
                        }
                    ]
                },
                {
                    "product": "Linux",
                    "vendor": "Linux",
                    "defaultStatus": "affected",
                    "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git",
                    "programFiles": [
                        "drivers/usb/c67x00/c67x00-sched.c"
                    ],
                    "versions": [
                        {
                            "version": "2.6.26",
                            "status": "affected"
                        },
                        {
                            "version": "0",
                            "lessThan": "2.6.26",
                            "status": "unaffected",
                            "versionType": "semver"
                        },
                        {
                            "version": "5.10.269",
                            "lessThanOrEqual": "5.10.*",
                            "status": "unaffected",
                            "versionType": "semver"
                        },
                        {
                            "version": "5.15.220",
                            "lessThanOrEqual": "5.15.*",
                            "status": "unaffected",
                            "versionType": "semver"
                        },
                        {
                            "version": "6.1.187",
                            "lessThanOrEqual": "6.1.*",
                            "status": "unaffected",
                            "versionType": "semver"
                        },
                        {
                            "version": "6.6.156",
                            "lessThanOrEqual": "6.6.*",
                            "status": "unaffected",
                            "versionType": "semver"
                        },
                        {
                            "version": "6.12.108",
                            "lessThanOrEqual": "6.12.*",
                            "status": "unaffected",
                            "versionType": "semver"
                        },
                        {
                            "version": "6.18.49",
                            "lessThanOrEqual": "6.18.*",
                            "status": "unaffected",
                            "versionType": "semver"
                        },
                        {
                            "version": "7.1.13",
                            "lessThanOrEqual": "7.1.*",
                            "status": "unaffected",
                            "versionType": "semver"
                        },
                        {
                            "version": "7.2.3",
                            "lessThanOrEqual": "7.2.*",
                            "status": "unaffected",
                            "versionType": "semver"
                        },
                        {
                            "version": "7.3",
                            "lessThanOrEqual": "*",
                            "status": "unaffected",
                            "versionType": "original_commit_for_fix"
                        }
                    ]
                }
            ],
            "cpeApplicability": [
                {
                    "nodes": [
                        {
                            "operator": "OR",
                            "negate": false,
                            "cpeMatch": [
                                {
                                    "vulnerable": true,
                                    "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*",
                                    "versionStartIncluding": "2.6.26",
                                    "versionEndExcluding": "5.10.269"
                                },
                                {
                                    "vulnerable": true,
                                    "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*",
                                    "versionStartIncluding": "2.6.26",
                                    "versionEndExcluding": "5.15.220"
                                },
                                {
                                    "vulnerable": true,
                                    "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*",
                                    "versionStartIncluding": "2.6.26",
                                    "versionEndExcluding": "6.1.187"
                                },
                                {
                                    "vulnerable": true,
                                    "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*",
                                    "versionStartIncluding": "2.6.26",
                                    "versionEndExcluding": "6.6.156"
                                },
                                {
                                    "vulnerable": true,
                                    "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*",
                                    "versionStartIncluding": "2.6.26",
                                    "versionEndExcluding": "6.12.108"
                                },
                                {
                                    "vulnerable": true,
                                    "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*",
                                    "versionStartIncluding": "2.6.26",
                                    "versionEndExcluding": "6.18.49"
                                },
                                {
                                    "vulnerable": true,
                                    "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*",
                                    "versionStartIncluding": "2.6.26",
                                    "versionEndExcluding": "7.1.13"
                                },
                                {
                                    "vulnerable": true,
                                    "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*",
                                    "versionStartIncluding": "2.6.26",
                                    "versionEndExcluding": "7.2.3"
                                },
                                {
                                    "vulnerable": true,
                                    "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*",
                                    "versionStartIncluding": "2.6.26",
                                    "versionEndExcluding": "7.3"
                                }
                            ]
                        }
                    ]
                }
            ],
            "references": [
                {
                    "url": "https://git.kernel.org/stable/c/e4039e9bebb528dd9cd7ac72aeaec529c26c355a"
                },
                {
                    "url": "https://git.kernel.org/stable/c/ade18b4ce78a16558f4f435aece80082f6f7b64c"
                },
                {
                    "url": "https://git.kernel.org/stable/c/bb572801290e25ec1c4753d14af35777303f5d6b"
                },
                {
                    "url": "https://git.kernel.org/stable/c/62cd519ab74cac499036cd88c11692f8f0d53e14"
                },
                {
                    "url": "https://git.kernel.org/stable/c/ff172092cba7ec990ecc7b610ce703e19570b8f0"
                },
                {
                    "url": "https://git.kernel.org/stable/c/b4cb8081cf80f82e48fbe9c021a8f6d0fa2ed421"
                },
                {
                    "url": "https://git.kernel.org/stable/c/7983daa159981fac125db2457437723f38ea1472"
                },
                {
                    "url": "https://git.kernel.org/stable/c/f24dcc61bd0ecf7639fac5bf700450b398d793a7"
                },
                {
                    "url": "https://git.kernel.org/stable/c/b1e24de475bf2d66fffc9103f3444b783527d55a"
                }
            ],
            "title": "USB: c67x00: fix use-after-free in c67x00_add_iso_urb()",
            "x_generator": {
                "engine": "bippy-1.2.0"
            }
        }
    }
}