{
    "dataType": "CVE_RECORD",
    "dataVersion": "5.2",
    "cveMetadata": {
        "cveId": "CVE-2026-98316",
        "assignerOrgId": "416baaa9-dc9f-4396-8d5f-8c081fb06d67",
        "state": "PUBLISHED",
        "assignerShortName": "Linux",
        "dateReserved": "2026-09-25T10:25:14.339Z",
        "datePublished": "2026-10-06T08:46:11.528Z",
        "dateUpdated": "2026-10-19T09:17:26.993Z"
    },
    "containers": {
        "cna": {
            "providerMetadata": {
                "orgId": "416baaa9-dc9f-4396-8d5f-8c081fb06d67",
                "shortName": "Linux",
                "dateUpdated": "2026-10-19T09:17:26.993Z"
            },
            "descriptions": [
                {
                    "lang": "en",
                    "value": "In the Linux kernel, the following vulnerability has been resolved:\n\nALSA: bcd2000: Fix race between rawmidi and disconnect\n\nAlthough we tried to fix the potential UAF issues at USB disconnect on\nbcd2000 driver, there is still an overlooked case -- namely, when a\nrawmidi trigger callback has been already running at USB disconnect\nhandling, the in-flight function (e.g. bcd2000_midi_send()) could\nstill access the URB, because the previous URB NULL-check & clearance\nwas considered only for the URB complete callbacks, but not about the\nparallel rawmidi operations.\n\nFor addressing the race, this patch introduced a new spinlock that\ncovers each rawmidi operation as well as the rawmidi handling in the\ncomplete callback.  The URB is cleared with the lock, so it guarantees\nthat the pending rawmidi task already finished or a NULL check is\neffective."
                }
            ],
            "affected": [
                {
                    "product": "Linux",
                    "vendor": "Linux",
                    "defaultStatus": "unaffected",
                    "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git",
                    "programFiles": [
                        "sound/usb/bcd2000/bcd2000.c"
                    ],
                    "versions": [
                        {
                            "version": "3c00004f134fc819f9d9e202c6a64acde0a1f8d0",
                            "lessThan": "3b824930259d54f5047ce6b5c97bd20db2fc2b98",
                            "status": "affected",
                            "versionType": "git"
                        },
                        {
                            "version": "6c07aad8a7c9ef8ebc4d03a964b882123a349a2e",
                            "lessThan": "c83d6b0a65f7b71bbabcc91c045dfbffdff6ae76",
                            "status": "affected",
                            "versionType": "git"
                        },
                        {
                            "version": "eb482a06791d6168beb8c78cc904ac5a5ed96a55",
                            "lessThan": "0a7ecf52cb59ed77ec525deb52c496ea8fba10b1",
                            "status": "affected",
                            "versionType": "git"
                        },
                        {
                            "version": "7df3194bdb7479cad9199889655a566a2c0c1d1b",
                            "lessThan": "812ca56867bec3065c2a27f1ff5ce04e2a8bf4f0",
                            "status": "affected",
                            "versionType": "git"
                        },
                        {
                            "version": "b06ebc7fe25a6af4a9f6e4a3d4236a4178ad4b01",
                            "lessThan": "9c8b6eff6e7505c128b615d9a1364ef66fa5c18e",
                            "status": "affected",
                            "versionType": "git"
                        },
                        {
                            "version": "459d3a64766f5ca2f1886daeaf24582831a5f5ab",
                            "lessThan": "221253723dc58bb901c3f27a7659823e63fc598c",
                            "status": "affected",
                            "versionType": "git"
                        },
                        {
                            "version": "9af08677aa57debaca5b57c8045c52a83d3dd376",
                            "status": "affected",
                            "versionType": "git"
                        },
                        {
                            "version": "5a77febac6faf6da40fbb4555f703eeb91b58130",
                            "status": "affected",
                            "versionType": "git"
                        },
                        {
                            "version": "5.10.270",
                            "lessThan": "5.11",
                            "status": "affected",
                            "versionType": "semver"
                        },
                        {
                            "version": "5.15.221",
                            "lessThan": "5.16",
                            "status": "affected",
                            "versionType": "semver"
                        }
                    ]
                },
                {
                    "product": "Linux",
                    "vendor": "Linux",
                    "defaultStatus": "unaffected",
                    "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git",
                    "programFiles": [
                        "sound/usb/bcd2000/bcd2000.c"
                    ],
                    "versions": [
                        {
                            "version": "6.1.188",
                            "lessThan": "6.1.189",
                            "status": "affected",
                            "versionType": "semver"
                        },
                        {
                            "version": "6.6.157",
                            "lessThan": "6.6.158",
                            "status": "affected",
                            "versionType": "semver"
                        },
                        {
                            "version": "6.12.109",
                            "lessThan": "6.12.112",
                            "status": "affected",
                            "versionType": "semver"
                        },
                        {
                            "version": "6.18.50",
                            "lessThan": "6.18.54",
                            "status": "affected",
                            "versionType": "semver"
                        },
                        {
                            "version": "7.2.4",
                            "lessThan": "7.2.8",
                            "status": "affected",
                            "versionType": "semver"
                        }
                    ]
                }
            ],
            "cpeApplicability": [
                {
                    "nodes": [
                        {
                            "operator": "OR",
                            "negate": false,
                            "cpeMatch": [
                                {
                                    "vulnerable": true,
                                    "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*",
                                    "versionStartIncluding": "6.1.188",
                                    "versionEndExcluding": "6.1.189"
                                },
                                {
                                    "vulnerable": true,
                                    "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*",
                                    "versionStartIncluding": "6.6.157",
                                    "versionEndExcluding": "6.6.158"
                                },
                                {
                                    "vulnerable": true,
                                    "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*",
                                    "versionStartIncluding": "6.12.109",
                                    "versionEndExcluding": "6.12.112"
                                },
                                {
                                    "vulnerable": true,
                                    "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*",
                                    "versionStartIncluding": "6.18.50",
                                    "versionEndExcluding": "6.18.54"
                                },
                                {
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                                    "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*",
                                    "versionStartIncluding": "7.2.4",
                                    "versionEndExcluding": "7.2.8"
                                },
                                {
                                    "vulnerable": true,
                                    "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*",
                                    "versionStartIncluding": "5.10.270"
                                },
                                {
                                    "vulnerable": true,
                                    "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*",
                                    "versionStartIncluding": "5.15.221"
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                            ]
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                }
            ],
            "references": [
                {
                    "url": "https://git.kernel.org/stable/c/3b824930259d54f5047ce6b5c97bd20db2fc2b98"
                },
                {
                    "url": "https://git.kernel.org/stable/c/c83d6b0a65f7b71bbabcc91c045dfbffdff6ae76"
                },
                {
                    "url": "https://git.kernel.org/stable/c/0a7ecf52cb59ed77ec525deb52c496ea8fba10b1"
                },
                {
                    "url": "https://git.kernel.org/stable/c/812ca56867bec3065c2a27f1ff5ce04e2a8bf4f0"
                },
                {
                    "url": "https://git.kernel.org/stable/c/9c8b6eff6e7505c128b615d9a1364ef66fa5c18e"
                },
                {
                    "url": "https://git.kernel.org/stable/c/221253723dc58bb901c3f27a7659823e63fc598c"
                }
            ],
            "title": "ALSA: bcd2000: Fix race between rawmidi and disconnect",
            "x_generator": {
                "engine": "bippy-1.2.0"
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    }
}