{
    "dataType": "CVE_RECORD",
    "dataVersion": "5.2",
    "cveMetadata": {
        "cveId": "CVE-2026-80812",
        "assignerOrgId": "416baaa9-dc9f-4396-8d5f-8c081fb06d67",
        "state": "PUBLISHED",
        "assignerShortName": "Linux",
        "dateReserved": "2026-08-26T14:34:25.794Z",
        "datePublished": "2026-09-04T15:13:32.732Z",
        "dateUpdated": "2026-10-19T08:44:05.644Z"
    },
    "containers": {
        "cna": {
            "providerMetadata": {
                "orgId": "416baaa9-dc9f-4396-8d5f-8c081fb06d67",
                "shortName": "Linux",
                "dateUpdated": "2026-10-19T08:44:05.644Z"
            },
            "descriptions": [
                {
                    "lang": "en",
                    "value": "In the Linux kernel, the following vulnerability has been resolved:\n\nALSA: dummy: Check card index validity at probe\n\nsnd_dummy_probe() blindly trusts that the given devptr->id value is\nwithin the proper card index range.  It's OK for the devices the\ndriver itself creates at the module probe time, but if the device is\nbound manually via sysfs interface, this could be -1 as \"none\", and\nthis leads to OOB access for index[] and other parameters.\n\nAdd a sanity check for the card index and warn/correct it if it's a\nvalue out of the range."
                }
            ],
            "affected": [
                {
                    "product": "Linux",
                    "vendor": "Linux",
                    "defaultStatus": "unaffected",
                    "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git",
                    "programFiles": [
                        "sound/drivers/dummy.c"
                    ],
                    "versions": [
                        {
                            "version": "6e65c1cc4458b2784224759b6137a50d4f65e610",
                            "lessThan": "b7579e86afcec932e169d10e2d603abed8dd2fdf",
                            "status": "affected",
                            "versionType": "git"
                        },
                        {
                            "version": "6e65c1cc4458b2784224759b6137a50d4f65e610",
                            "lessThan": "4d0892a90b57f0e89b274c3f3c51c2fa17937c88",
                            "status": "affected",
                            "versionType": "git"
                        },
                        {
                            "version": "6e65c1cc4458b2784224759b6137a50d4f65e610",
                            "lessThan": "b20eb7ecbdaa3e649023fe41b177d90983ffb487",
                            "status": "affected",
                            "versionType": "git"
                        },
                        {
                            "version": "6e65c1cc4458b2784224759b6137a50d4f65e610",
                            "lessThan": "c9f10a001c243d1f069ebb0e2f4999ad4043a254",
                            "status": "affected",
                            "versionType": "git"
                        },
                        {
                            "version": "6e65c1cc4458b2784224759b6137a50d4f65e610",
                            "lessThan": "f20c2c32ec1c5c3526f29a03b487c55a5890996c",
                            "status": "affected",
                            "versionType": "git"
                        },
                        {
                            "version": "6e65c1cc4458b2784224759b6137a50d4f65e610",
                            "lessThan": "3dba0e92e18980cb5a4d70a9a263539ae4f0c7ec",
                            "status": "affected",
                            "versionType": "git"
                        },
                        {
                            "version": "6e65c1cc4458b2784224759b6137a50d4f65e610",
                            "lessThan": "690b721b9595f9a43395fd4047a832c42b5b6078",
                            "status": "affected",
                            "versionType": "git"
                        },
                        {
                            "version": "6e65c1cc4458b2784224759b6137a50d4f65e610",
                            "lessThan": "02442d5fe8ee365a084b055d4fa81a0c1abfc3fd",
                            "status": "affected",
                            "versionType": "git"
                        }
                    ]
                },
                {
                    "product": "Linux",
                    "vendor": "Linux",
                    "defaultStatus": "affected",
                    "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git",
                    "programFiles": [
                        "sound/drivers/dummy.c"
                    ],
                    "versions": [
                        {
                            "version": "2.6.16",
                            "status": "affected"
                        },
                        {
                            "version": "0",
                            "lessThan": "2.6.16",
                            "status": "unaffected",
                            "versionType": "semver"
                        },
                        {
                            "version": "5.15.218",
                            "lessThanOrEqual": "5.15.*",
                            "status": "unaffected",
                            "versionType": "semver"
                        },
                        {
                            "version": "6.1.185",
                            "lessThanOrEqual": "6.1.*",
                            "status": "unaffected",
                            "versionType": "semver"
                        },
                        {
                            "version": "6.6.154",
                            "lessThanOrEqual": "6.6.*",
                            "status": "unaffected",
                            "versionType": "semver"
                        },
                        {
                            "version": "6.12.106",
                            "lessThanOrEqual": "6.12.*",
                            "status": "unaffected",
                            "versionType": "semver"
                        },
                        {
                            "version": "6.18.47",
                            "lessThanOrEqual": "6.18.*",
                            "status": "unaffected",
                            "versionType": "semver"
                        },
                        {
                            "version": "7.1.11",
                            "lessThanOrEqual": "7.1.*",
                            "status": "unaffected",
                            "versionType": "semver"
                        },
                        {
                            "version": "7.2.1",
                            "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": "2.6.16",
                                    "versionEndExcluding": "5.15.218"
                                },
                                {
                                    "vulnerable": true,
                                    "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*",
                                    "versionStartIncluding": "2.6.16",
                                    "versionEndExcluding": "6.1.185"
                                },
                                {
                                    "vulnerable": true,
                                    "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*",
                                    "versionStartIncluding": "2.6.16",
                                    "versionEndExcluding": "6.6.154"
                                },
                                {
                                    "vulnerable": true,
                                    "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*",
                                    "versionStartIncluding": "2.6.16",
                                    "versionEndExcluding": "6.12.106"
                                },
                                {
                                    "vulnerable": true,
                                    "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*",
                                    "versionStartIncluding": "2.6.16",
                                    "versionEndExcluding": "6.18.47"
                                },
                                {
                                    "vulnerable": true,
                                    "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*",
                                    "versionStartIncluding": "2.6.16",
                                    "versionEndExcluding": "7.1.11"
                                },
                                {
                                    "vulnerable": true,
                                    "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*",
                                    "versionStartIncluding": "2.6.16",
                                    "versionEndExcluding": "7.2.1"
                                },
                                {
                                    "vulnerable": true,
                                    "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*",
                                    "versionStartIncluding": "2.6.16",
                                    "versionEndExcluding": "7.3"
                                }
                            ]
                        }
                    ]
                }
            ],
            "references": [
                {
                    "url": "https://git.kernel.org/stable/c/b7579e86afcec932e169d10e2d603abed8dd2fdf"
                },
                {
                    "url": "https://git.kernel.org/stable/c/4d0892a90b57f0e89b274c3f3c51c2fa17937c88"
                },
                {
                    "url": "https://git.kernel.org/stable/c/b20eb7ecbdaa3e649023fe41b177d90983ffb487"
                },
                {
                    "url": "https://git.kernel.org/stable/c/c9f10a001c243d1f069ebb0e2f4999ad4043a254"
                },
                {
                    "url": "https://git.kernel.org/stable/c/f20c2c32ec1c5c3526f29a03b487c55a5890996c"
                },
                {
                    "url": "https://git.kernel.org/stable/c/3dba0e92e18980cb5a4d70a9a263539ae4f0c7ec"
                },
                {
                    "url": "https://git.kernel.org/stable/c/690b721b9595f9a43395fd4047a832c42b5b6078"
                },
                {
                    "url": "https://git.kernel.org/stable/c/02442d5fe8ee365a084b055d4fa81a0c1abfc3fd"
                }
            ],
            "title": "ALSA: dummy: Check card index validity at probe",
            "x_generator": {
                "engine": "bippy-1.2.0"
            }
        }
    }
}