{
    "dataType": "CVE_RECORD",
    "dataVersion": "5.2",
    "cveMetadata": {
        "cveId": "CVE-2026-98664",
        "assignerOrgId": "416baaa9-dc9f-4396-8d5f-8c081fb06d67",
        "state": "PUBLISHED",
        "assignerShortName": "Linux",
        "dateReserved": "2026-09-25T10:25:14.363Z",
        "datePublished": "2026-10-18T15:44:32.940Z",
        "dateUpdated": "2026-10-21T12:55:29.309Z"
    },
    "containers": {
        "cna": {
            "providerMetadata": {
                "orgId": "416baaa9-dc9f-4396-8d5f-8c081fb06d67",
                "shortName": "Linux",
                "dateUpdated": "2026-10-21T12:55:29.309Z"
            },
            "descriptions": [
                {
                    "lang": "en",
                    "value": "In the Linux kernel, the following vulnerability has been resolved:\n\niio: imu: adis16400: fix unprotected debugfs reads\n\nadis16400_serial_number_fops is open coded and never calls\ndebugfs_file_get(), so debugfs_remove_recursive() does not wait for a\nread in progress and unbind frees the iio_dev underneath it.\n\nCommit ae1d37a9bb4b (\"iio: imu: adis16400: use DEFINE_DEBUGFS_ATTRIBUTE\ninstead of DEFINE_SIMPLE_ATTRIBUTE\") converted product_id and\nflash_count to DEFINE_DEBUGFS_ATTRIBUTE, which protects itself, but\nmoved all three files to debugfs_create_file_unsafe().\n\nserial_number prints three registers as \"%.4x-%.4x-%.4x\" and\nDEFINE_DEBUGFS_ATTRIBUTE() formats a single u64, so it cannot be\nconverted without changing what the file returns. adis16475 and\nadis16550 already use debugfs_create_file() for their open coded\nfiles. Use it here too."
                }
            ],
            "affected": [
                {
                    "product": "Linux",
                    "vendor": "Linux",
                    "defaultStatus": "unaffected",
                    "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git",
                    "programFiles": [
                        "drivers/iio/imu/adis16400.c"
                    ],
                    "versions": [
                        {
                            "version": "ae1d37a9bb4bd8d9091a40d153143e99b115ee37",
                            "lessThan": "d3078aaef8af4648f94eeafde4b7b36efd9838d1",
                            "status": "affected",
                            "versionType": "git"
                        },
                        {
                            "version": "ae1d37a9bb4bd8d9091a40d153143e99b115ee37",
                            "lessThan": "e9b4c00f775a915b759b08bfe2c5e806a8301a59",
                            "status": "affected",
                            "versionType": "git"
                        },
                        {
                            "version": "ae1d37a9bb4bd8d9091a40d153143e99b115ee37",
                            "lessThan": "50e8d70ba0743f88afd7e49f9cebd1841ee677f5",
                            "status": "affected",
                            "versionType": "git"
                        },
                        {
                            "version": "ae1d37a9bb4bd8d9091a40d153143e99b115ee37",
                            "lessThan": "f501302ebb9e1504162351b951fe3ae331c852ab",
                            "status": "affected",
                            "versionType": "git"
                        },
                        {
                            "version": "ae1d37a9bb4bd8d9091a40d153143e99b115ee37",
                            "lessThan": "d94787287a113a1326211647d5e0deed1e9de105",
                            "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/iio/imu/adis16400.c"
                    ],
                    "versions": [
                        {
                            "version": "5.8",
                            "status": "affected"
                        },
                        {
                            "version": "0",
                            "lessThan": "5.8",
                            "status": "unaffected",
                            "versionType": "semver"
                        },
                        {
                            "version": "6.6.160",
                            "lessThanOrEqual": "6.6.*",
                            "status": "unaffected",
                            "versionType": "semver"
                        },
                        {
                            "version": "6.12.113",
                            "lessThanOrEqual": "6.12.*",
                            "status": "unaffected",
                            "versionType": "semver"
                        },
                        {
                            "version": "6.18.56",
                            "lessThanOrEqual": "6.18.*",
                            "status": "unaffected",
                            "versionType": "semver"
                        },
                        {
                            "version": "7.2.10",
                            "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": "5.8",
                                    "versionEndExcluding": "6.6.160"
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                                {
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                                    "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*",
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                                    "versionStartIncluding": "5.8",
                                    "versionEndExcluding": "7.3"
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            ],
            "references": [
                {
                    "url": "https://git.kernel.org/stable/c/d3078aaef8af4648f94eeafde4b7b36efd9838d1"
                },
                {
                    "url": "https://git.kernel.org/stable/c/e9b4c00f775a915b759b08bfe2c5e806a8301a59"
                },
                {
                    "url": "https://git.kernel.org/stable/c/50e8d70ba0743f88afd7e49f9cebd1841ee677f5"
                },
                {
                    "url": "https://git.kernel.org/stable/c/f501302ebb9e1504162351b951fe3ae331c852ab"
                },
                {
                    "url": "https://git.kernel.org/stable/c/d94787287a113a1326211647d5e0deed1e9de105"
                }
            ],
            "title": "iio: imu: adis16400: fix unprotected debugfs reads",
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}