{"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"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"5.8","versionEndExcluding":"6.12.113"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"5.8","versionEndExcluding":"6.18.56"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"5.8","versionEndExcluding":"7.2.10"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"5.8","versionEndExcluding":"7.3"}]}]}],"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","x_generator":{"engine":"bippy-1.2.0"}}}}