CVE-2026-98666

{"dataType": "CVE_RECORD", "dataVersion": "5.2", "cveMetadata": {"cveId": "CVE-2026-98666", "assignerOrgId": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "state": "PUBLISHED", "assignerShortName": "Linux", "dateReserved": "2026-09-25T10:25:14.363Z", "datePublished": "2026-10-18T15:44:43.803Z", "dateUpdated": "2026-10-30T12:38:34.520Z"}, "containers": {"cna": {"providerMetadata": {"orgId": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "shortName": "Linux", "dateUpdated": "2026-10-30T12:38:34.520Z"}, "descriptions": [{"lang": "en", "value": "In the Linux kernel, the following vulnerability has been resolved:\n\niio: gyro: adis16136: fix unprotected debugfs reads\n\nThe serial_number file operations are open coded and never call\ndebugfs_file_get(), which debugfs_create_file_unsafe() requires.\ndebugfs_remove_recursive() therefore does not wait for a read in\nprogress, and unbind frees the iio_dev underneath it.\n\nUse debugfs_create_file() instead."}], "affected": [{"product": "Linux", "vendor": "Linux", "defaultStatus": "unaffected", "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git", "programFiles": ["drivers/iio/gyro/adis16136.c"], "versions": [{"version": "9aaea09b4cbdbe1a80ab3fa1a5d32c3ec61fa6e2", "lessThan": "c325d98b824b61cf7761335c633bfac22ec8e85b", "status": "affected", "versionType": "git"}, {"version": "9aaea09b4cbdbe1a80ab3fa1a5d32c3ec61fa6e2", "lessThan": "c8cf798ad3ae0573e83c01c73228f5f46e54f1a0", "status": "affected", "versionType": "git"}, {"version": "9aaea09b4cbdbe1a80ab3fa1a5d32c3ec61fa6e2", "lessThan": "3558b125b034003b04e89d0d7b38733a08d3fc49", "status": "affected", "versionType": "git"}, {"version": "9aaea09b4cbdbe1a80ab3fa1a5d32c3ec61fa6e2", "lessThan": "b62c3944c006cff85dad881ba2948b2f3ef5a626", "status": "affected", "versionType": "git"}, {"version": "9aaea09b4cbdbe1a80ab3fa1a5d32c3ec61fa6e2", "lessThan": "d5b0b62e26d7d30e0e16e2d695f2161f7e92a5a5", "status": "affected", "versionType": "git"}, {"version": "9aaea09b4cbdbe1a80ab3fa1a5d32c3ec61fa6e2", "lessThan": "b53dc6e15aead039bc6a5e08060c96786240c81d", "status": "affected", "versionType": "git"}, {"version": "9aaea09b4cbdbe1a80ab3fa1a5d32c3ec61fa6e2", "lessThan": "b05e768420352d9051f86c1a1f20f44fa046ba45", "status": "affected", "versionType": "git"}, {"version": "9aaea09b4cbdbe1a80ab3fa1a5d32c3ec61fa6e2", "lessThan": "2b498df75d6c29aa3e760127ae0f0003df598b53", "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/gyro/adis16136.c"], "versions": [{"version": "4.16", "status": "affected"}, {"version": "0", "lessThan": "4.16", "status": "unaffected", "versionType": "semver"}, {"version": "5.10.273", "lessThanOrEqual": "5.10.*", "status": "unaffected", "versionType": "semver"}, {"version": "5.15.224", "lessThanOrEqual": "5.15.*", "status": "unaffected", "versionType": "semver"}, {"version": "6.1.191", "lessThanOrEqual": "6.1.*", "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": "4.16", "versionEndExcluding": "5.10.273"}, {"vulnerable": true, "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", "versionStartIncluding": "4.16", "versionEndExcluding": "5.15.224"}, {"vulnerable": true, "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", "versionStartIncluding": "4.16", "versionEndExcluding": "6.1.191"}, {"vulnerable": true, "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", "versionStartIncluding": "4.16", "versionEndExcluding": "6.6.160"}, {"vulnerable": true, "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", "versionStartIncluding": "4.16", "versionEndExcluding": "6.12.113"}, {"vulnerable": true, "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", "versionStartIncluding": "4.16", "versionEndExcluding": "6.18.56"}, {"vulnerable": true, "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", "versionStartIncluding": "4.16", "versionEndExcluding": "7.2.10"}, {"vulnerable": true, "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", "versionStartIncluding": "4.16", "versionEndExcluding": "7.3"}]}]}], "references": [{"url": "https://git.kernel.org/stable/c/c325d98b824b61cf7761335c633bfac22ec8e85b"}, {"url": "https://git.kernel.org/stable/c/c8cf798ad3ae0573e83c01c73228f5f46e54f1a0"}, {"url": "https://git.kernel.org/stable/c/3558b125b034003b04e89d0d7b38733a08d3fc49"}, {"url": "https://git.kernel.org/stable/c/b62c3944c006cff85dad881ba2948b2f3ef5a626"}, {"url": "https://git.kernel.org/stable/c/d5b0b62e26d7d30e0e16e2d695f2161f7e92a5a5"}, {"url": "https://git.kernel.org/stable/c/b53dc6e15aead039bc6a5e08060c96786240c81d"}, {"url": "https://git.kernel.org/stable/c/b05e768420352d9051f86c1a1f20f44fa046ba45"}, {"url": "https://git.kernel.org/stable/c/2b498df75d6c29aa3e760127ae0f0003df598b53"}], "title": "iio: gyro: adis16136: fix unprotected debugfs reads", "x_generator": {"engine": "bippy-1.2.0"}}}}

{}

{"affected": [{"affectedData": [{"defaultStatus": "unaffected", "product": "Linux", "programFiles": ["drivers/iio/gyro/adis16136.c"], "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git", "vendor": "Linux", "versions": [{"lessThan": "c325d98b824b61cf7761335c633bfac22ec8e85b", "status": "affected", "version": "9aaea09b4cbdbe1a80ab3fa1a5d32c3ec61fa6e2", "versionType": "git"}, {"lessThan": "c8cf798ad3ae0573e83c01c73228f5f46e54f1a0", "status": "affected", "version": "9aaea09b4cbdbe1a80ab3fa1a5d32c3ec61fa6e2", "versionType": "git"}, {"lessThan": "3558b125b034003b04e89d0d7b38733a08d3fc49", "status": "affected", "version": "9aaea09b4cbdbe1a80ab3fa1a5d32c3ec61fa6e2", "versionType": "git"}, {"lessThan": "b62c3944c006cff85dad881ba2948b2f3ef5a626", "status": "affected", "version": "9aaea09b4cbdbe1a80ab3fa1a5d32c3ec61fa6e2", "versionType": "git"}, {"lessThan": "d5b0b62e26d7d30e0e16e2d695f2161f7e92a5a5", "status": "affected", "version": "9aaea09b4cbdbe1a80ab3fa1a5d32c3ec61fa6e2", "versionType": "git"}, {"lessThan": "b53dc6e15aead039bc6a5e08060c96786240c81d", "status": "affected", "version": "9aaea09b4cbdbe1a80ab3fa1a5d32c3ec61fa6e2", "versionType": "git"}, {"lessThan": "b05e768420352d9051f86c1a1f20f44fa046ba45", "status": "affected", "version": "9aaea09b4cbdbe1a80ab3fa1a5d32c3ec61fa6e2", "versionType": "git"}, {"lessThan": "2b498df75d6c29aa3e760127ae0f0003df598b53", "status": "affected", "version": "9aaea09b4cbdbe1a80ab3fa1a5d32c3ec61fa6e2", "versionType": "git"}]}, {"defaultStatus": "affected", "product": "Linux", "programFiles": ["drivers/iio/gyro/adis16136.c"], "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git", "vendor": "Linux", "versions": [{"status": "affected", "version": "4.16"}, {"lessThan": "4.16", "status": "unaffected", "version": "0", "versionType": "semver"}, {"lessThanOrEqual": "5.10.*", "status": "unaffected", "version": "5.10.273", "versionType": "semver"}, {"lessThanOrEqual": "5.15.*", "status": "unaffected", "version": "5.15.224", "versionType": "semver"}, {"lessThanOrEqual": "6.1.*", "status": "unaffected", "version": "6.1.191", "versionType": "semver"}, {"lessThanOrEqual": "6.6.*", "status": "unaffected", "version": "6.6.160", "versionType": "semver"}, {"lessThanOrEqual": "6.12.*", "status": "unaffected", "version": "6.12.113", "versionType": "semver"}, {"lessThanOrEqual": "6.18.*", "status": "unaffected", "version": "6.18.56", "versionType": "semver"}, {"lessThanOrEqual": "7.2.*", "status": "unaffected", "version": "7.2.10", "versionType": "semver"}, {"lessThanOrEqual": "*", "status": "unaffected", "version": "7.3", "versionType": "original_commit_for_fix"}]}], "source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67"}], "cveTags": [], "descriptions": [{"lang": "en", "value": "In the Linux kernel, the following vulnerability has been resolved:\n\niio: gyro: adis16136: fix unprotected debugfs reads\n\nThe serial_number file operations are open coded and never call\ndebugfs_file_get(), which debugfs_create_file_unsafe() requires.\ndebugfs_remove_recursive() therefore does not wait for a read in\nprogress, and unbind frees the iio_dev underneath it.\n\nUse debugfs_create_file() instead."}], "id": "CVE-2026-98666", "lastModified": "2026-10-30T13:21:17.057", "metrics": {}, "published": "2026-10-18T16:17:19.900", "references": [{"source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "url": "https://git.kernel.org/stable/c/2b498df75d6c29aa3e760127ae0f0003df598b53"}, {"source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "url": "https://git.kernel.org/stable/c/3558b125b034003b04e89d0d7b38733a08d3fc49"}, {"source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "url": "https://git.kernel.org/stable/c/b05e768420352d9051f86c1a1f20f44fa046ba45"}, {"source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "url": "https://git.kernel.org/stable/c/b53dc6e15aead039bc6a5e08060c96786240c81d"}, {"source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "url": "https://git.kernel.org/stable/c/b62c3944c006cff85dad881ba2948b2f3ef5a626"}, {"source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "url": "https://git.kernel.org/stable/c/c325d98b824b61cf7761335c633bfac22ec8e85b"}, {"source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "url": "https://git.kernel.org/stable/c/c8cf798ad3ae0573e83c01c73228f5f46e54f1a0"}, {"source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "url": "https://git.kernel.org/stable/c/d5b0b62e26d7d30e0e16e2d695f2161f7e92a5a5"}], "sourceIdentifier": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "vulnStatus": "Received"}

{"bugzilla": {"description": "kernel: iio: gyro: adis16136: fix unprotected debugfs reads", "id": "2555144", "url": "https://bugzilla.redhat.com/show_bug.cgi?id=2555144"}, "csaw": false, "cvss3": {"cvss3_base_score": "4.1", "cvss3_scoring_vector": "CVSS:3.1/AV:L/AC:H/PR:H/UI:N/S:U/C:N/I:N/A:H", "status": "draft"}, "cwe": "CWE-825", "details": ["In the Linux kernel, the following vulnerability has been resolved:\niio: gyro: adis16136: fix unprotected debugfs reads\nThe serial_number file operations are open coded and never call\ndebugfs_file_get(), which debugfs_create_file_unsafe() requires.\ndebugfs_remove_recursive() therefore does not wait for a read in\nprogress, and unbind frees the iio_dev underneath it.\nUse debugfs_create_file() instead.", "A flaw was found in the Linux kernel's Industrial I/O (IIO) adis16136 gyroscope driver. The driver fails to properly synchronize debugfs read operations during device unbinding, allowing an active read to continue after the underlying device data structures have been freed. A local user with access to the debugfs interface could exploit this flaw to trigger a use-after-free condition, leading to kernel memory corruption or a Denial of Service (DoS) via a system crash."], "name": "CVE-2026-98666", "package_state": [{"cpe": "cpe:/o:redhat:enterprise_linux:10", "fix_state": "Not affected", "package_name": "kernel", "product_name": "Red Hat Enterprise Linux 10"}, {"cpe": "cpe:/o:redhat:enterprise_linux:6", "fix_state": "Not affected", "package_name": "kernel", "product_name": "Red Hat Enterprise Linux 6"}, {"cpe": "cpe:/o:redhat:enterprise_linux:7", "fix_state": "Not affected", "package_name": "kernel", "product_name": "Red Hat Enterprise Linux 7"}, {"cpe": "cpe:/o:redhat:enterprise_linux:7", "fix_state": "Not affected", "package_name": "kernel-rt", "product_name": "Red Hat Enterprise Linux 7"}, {"cpe": "cpe:/o:redhat:enterprise_linux:8", "fix_state": "Not affected", "package_name": "kernel", "product_name": "Red Hat Enterprise Linux 8"}, {"cpe": "cpe:/o:redhat:enterprise_linux:8", "fix_state": "Not affected", "package_name": "kernel-rt", "product_name": "Red Hat Enterprise Linux 8"}, {"cpe": "cpe:/o:redhat:enterprise_linux:9", "fix_state": "Not affected", "package_name": "kernel", "product_name": "Red Hat Enterprise Linux 9"}, {"cpe": "cpe:/o:redhat:enterprise_linux:9", "fix_state": "Not affected", "package_name": "kernel-rt", "product_name": "Red Hat Enterprise Linux 9"}, {"cpe": "cpe:/a:redhat:openshift:4", "fix_state": "Not affected", "package_name": "openshift/ose-rhel-coreos-8", "product_name": "Red Hat OpenShift Container Platform 4"}, {"cpe": "cpe:/a:redhat:openshift:4", "fix_state": "Not affected", "package_name": "openshift/ose-rhel-coreos-9", "product_name": "Red Hat OpenShift Container Platform 4"}], "public_date": "2026-10-18T00:00:00Z", "references": ["https://www.cve.org/CVERecord?id=CVE-2026-98666\nhttps://nvd.nist.gov/vuln/detail/CVE-2026-98666\nhttps://git.kernel.org/pub/scm/linux/security/vulns.git/plain/cve/published/2026/CVE-2026-98666.mbox"], "threat_severity": "Moderate"}

{"affected": [{"configurations": [{"platform": null, "status": "affected", "versions": {"scheme": "code_commit", "value": "[9aaea09b4cbdbe1a80ab3fa1a5d32c3ec61fa6e2,d5b0b62e26d7d30e0e16e2d695f2161f7e92a5a5)"}}, {"platform": null, "status": "affected", "versions": {"scheme": "code_commit", "value": "[9aaea09b4cbdbe1a80ab3fa1a5d32c3ec61fa6e2,b53dc6e15aead039bc6a5e08060c96786240c81d)"}}, {"platform": null, "status": "affected", "versions": {"scheme": "code_commit", "value": "[9aaea09b4cbdbe1a80ab3fa1a5d32c3ec61fa6e2,b05e768420352d9051f86c1a1f20f44fa046ba45)"}}, {"platform": null, "status": "affected", "versions": {"scheme": "code_commit", "value": "[9aaea09b4cbdbe1a80ab3fa1a5d32c3ec61fa6e2,2b498df75d6c29aa3e760127ae0f0003df598b53)"}}], "enrichment": {"confidence": 99.0, "confidence_source": "inferred", "scores": [{"score": 99.0, "source": "inferred"}, {"score": 100.0, "source": "matching"}]}, "original": {"product": "Linux", "source": "cna", "vendor": "Linux"}, "product": "linux_kernel", "vendor": "linux"}, {"configurations": [{"platform": null, "status": "affected", "versions": {"scheme": "generic", "value": "4.16"}}, {"platform": null, "status": "unaffected", "versions": {"scheme": "generic", "value": "[0,4.16)"}}, {"platform": null, "status": "unaffected", "versions": {"scheme": "semver", "value": "[6.12.113,6.13.0)"}}, {"platform": null, "status": "unaffected", "versions": {"scheme": "semver", "value": "[6.18.56,6.19.0)"}}, {"platform": null, "status": "unaffected", "versions": {"scheme": "semver", "value": "[7.2.10,7.3.0)"}}, {"platform": null, "status": "unaffected", "versions": {"scheme": "semver", "value": "[7.3-rc6,*]"}}], "enrichment": {"confidence": 99.0, "confidence_source": "inferred", "scores": [{"score": 99.0, "source": "inferred"}, {"score": 100.0, "source": "matching"}]}, "original": {"product": "Linux", "source": "cna", "vendor": "Linux"}, "product": "linux_kernel", "vendor": "linux"}], "created": "2026-10-18T19:00:11.977728+00:00", "updated": "2026-10-23T06:15:13.088264+00:00", "vendors": ["linux", "linux$PRODUCT$linux_kernel"], "weaknesses": ["CWE-825"]}