{"id":"CVE-2026-98657","state":"PUBLISHED","title":"iio: proximity: pulsedlight: fix iio_device left registered on PM setup failure","description":"In the Linux kernel, the following vulnerability has been resolved:\n\niio: proximity: pulsedlight: fix iio_device left registered on PM setup failure\n\npm_runtime_set_active() failing in probe() jumps to error_unreg_buffer,\nwhich only calls iio_triggered_buffer_cleanup() -- it does not undo the\niio_device_register() that already succeeded a few lines above. probe()\nthen returns the error, the devm-managed indio_dev is freed, but the\niio core still has it registered: the sysfs/chardev nodes stay live and\npoint at freed memory.\n\nAdd an error_unreg_dev label that unregisters the iio device before\nfalling through to the existing buffer cleanup, mirroring the teardown\norder already used in lidar_remove().","publishedAt":"2026-10-18T15:44:09.808Z","updatedAt":"2026-10-30T12:38:29.218Z","severity":null,"assigner":"Linux","products":["Linux Linux"],"affected":[{"vendor":"Linux","product":"Linux","defaultStatus":"unaffected","versions":[{"version":"4ac4e086fd8c59e6b69089e6f7605500b63a6d17","status":"affected","lessThan":"93ecee9ff3af4c2b482fdd4ec98c3308e8dd23a6","versionType":"git"},{"version":"4ac4e086fd8c59e6b69089e6f7605500b63a6d17","status":"affected","lessThan":"58e68e5272a319fff4a704df1ac41e9e3c69587c","versionType":"git"},{"version":"4ac4e086fd8c59e6b69089e6f7605500b63a6d17","status":"affected","lessThan":"4a564e39cb99234e8c5b0a39aa30edcc8cf4cf1b","versionType":"git"},{"version":"4ac4e086fd8c59e6b69089e6f7605500b63a6d17","status":"affected","lessThan":"2c8211eef98929c5188f8c2224e83b9a63b41bd1","versionType":"git"},{"version":"4ac4e086fd8c59e6b69089e6f7605500b63a6d17","status":"affected","lessThan":"06fa13c53442257b94ea1519555ceddaaea57e0d","versionType":"git"},{"version":"4ac4e086fd8c59e6b69089e6f7605500b63a6d17","status":"affected","lessThan":"20ebd7f4e35c0a737f011bc83aeb0cdd37507648","versionType":"git"},{"version":"4ac4e086fd8c59e6b69089e6f7605500b63a6d17","status":"affected","lessThan":"e462b47b9637b8c0285f4a38b5af9a322847d164","versionType":"git"},{"version":"4ac4e086fd8c59e6b69089e6f7605500b63a6d17","status":"affected","lessThan":"4daa9ca557b4b98ae1ad38a6d1deaa3e31eb8edf","versionType":"git"}],"repo":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git","programFiles":["drivers/iio/proximity/pulsedlight-lidar-lite-v2.c"]},{"vendor":"Linux","product":"Linux","defaultStatus":"affected","versions":[{"version":"4.5","status":"affected"},{"version":"0","status":"unaffected","lessThan":"4.5","versionType":"semver"},{"version":"5.10.273","status":"unaffected","lessThanOrEqual":"5.10.*","versionType":"semver"},{"version":"5.15.224","status":"unaffected","lessThanOrEqual":"5.15.*","versionType":"semver"},{"version":"6.1.191","status":"unaffected","lessThanOrEqual":"6.1.*","versionType":"semver"},{"version":"6.6.160","status":"unaffected","lessThanOrEqual":"6.6.*","versionType":"semver"},{"version":"6.12.113","status":"unaffected","lessThanOrEqual":"6.12.*","versionType":"semver"},{"version":"6.18.56","status":"unaffected","lessThanOrEqual":"6.18.*","versionType":"semver"},{"version":"7.2.10","status":"unaffected","lessThanOrEqual":"7.2.*","versionType":"semver"},{"version":"7.3","status":"unaffected","lessThanOrEqual":"*","versionType":"original_commit_for_fix"}],"repo":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git","programFiles":["drivers/iio/proximity/pulsedlight-lidar-lite-v2.c"]}],"references":["https://git.kernel.org/stable/c/93ecee9ff3af4c2b482fdd4ec98c3308e8dd23a6","https://git.kernel.org/stable/c/58e68e5272a319fff4a704df1ac41e9e3c69587c","https://git.kernel.org/stable/c/4a564e39cb99234e8c5b0a39aa30edcc8cf4cf1b","https://git.kernel.org/stable/c/2c8211eef98929c5188f8c2224e83b9a63b41bd1","https://git.kernel.org/stable/c/06fa13c53442257b94ea1519555ceddaaea57e0d","https://git.kernel.org/stable/c/20ebd7f4e35c0a737f011bc83aeb0cdd37507648","https://git.kernel.org/stable/c/e462b47b9637b8c0285f4a38b5af9a322847d164","https://git.kernel.org/stable/c/4daa9ca557b4b98ae1ad38a6d1deaa3e31eb8edf"],"weaknesses":[],"ingestedAt":"2026-10-30T12:58:04.520Z","source":{"repository":"CVEProject/cvelistV5","path":"cves/2026/98xxx/CVE-2026-98657.json","commit":"1f312381e38164a43607eebab851b151dd16861e","baselineCommit":"556c9d3a8cd17e218bb8e452ba7cd619a384ff47"},"raw":{"dataType":"CVE_RECORD","dataVersion":"5.2","cveMetadata":{"cveId":"CVE-2026-98657","state":"PUBLISHED","datePublished":"2026-10-18T15:44:09.808Z","dateUpdated":"2026-10-30T12:38:29.218Z","assignerShortName":"Linux","assignerOrgId":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","dateReserved":"2026-09-25T10:25:14.362Z"},"containers":{"cna":{"title":"iio: proximity: pulsedlight: fix iio_device left registered on PM setup failure","descriptions":[{"lang":"en","value":"In the Linux kernel, the following vulnerability has been resolved:\n\niio: proximity: pulsedlight: fix iio_device left registered on PM setup failure\n\npm_runtime_set_active() failing in probe() jumps to error_unreg_buffer,\nwhich only calls iio_triggered_buffer_cleanup() -- it does not undo the\niio_device_register() that already succeeded a few lines above. probe()\nthen returns the error, the devm-managed indio_dev is freed, but the\niio core still has it registered: the sysfs/chardev nodes stay live and\npoint at freed memory.\n\nAdd an error_unreg_dev label that unregisters the iio device before\nfalling through to the existing buffer cleanup, mirroring the teardown\norder already used in lidar_remove()."}],"affected":[{"vendor":"Linux","product":"Linux","defaultStatus":"unaffected","versions":[{"version":"4ac4e086fd8c59e6b69089e6f7605500b63a6d17","status":"affected","lessThan":"93ecee9ff3af4c2b482fdd4ec98c3308e8dd23a6","versionType":"git"},{"version":"4ac4e086fd8c59e6b69089e6f7605500b63a6d17","status":"affected","lessThan":"58e68e5272a319fff4a704df1ac41e9e3c69587c","versionType":"git"},{"version":"4ac4e086fd8c59e6b69089e6f7605500b63a6d17","status":"affected","lessThan":"4a564e39cb99234e8c5b0a39aa30edcc8cf4cf1b","versionType":"git"},{"version":"4ac4e086fd8c59e6b69089e6f7605500b63a6d17","status":"affected","lessThan":"2c8211eef98929c5188f8c2224e83b9a63b41bd1","versionType":"git"},{"version":"4ac4e086fd8c59e6b69089e6f7605500b63a6d17","status":"affected","lessThan":"06fa13c53442257b94ea1519555ceddaaea57e0d","versionType":"git"},{"version":"4ac4e086fd8c59e6b69089e6f7605500b63a6d17","status":"affected","lessThan":"20ebd7f4e35c0a737f011bc83aeb0cdd37507648","versionType":"git"},{"version":"4ac4e086fd8c59e6b69089e6f7605500b63a6d17","status":"affected","lessThan":"e462b47b9637b8c0285f4a38b5af9a322847d164","versionType":"git"},{"version":"4ac4e086fd8c59e6b69089e6f7605500b63a6d17","status":"affected","lessThan":"4daa9ca557b4b98ae1ad38a6d1deaa3e31eb8edf","versionType":"git"}],"repo":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git","programFiles":["drivers/iio/proximity/pulsedlight-lidar-lite-v2.c"]},{"vendor":"Linux","product":"Linux","defaultStatus":"affected","versions":[{"version":"4.5","status":"affected"},{"version":"0","status":"unaffected","lessThan":"4.5","versionType":"semver"},{"version":"5.10.273","status":"unaffected","lessThanOrEqual":"5.10.*","versionType":"semver"},{"version":"5.15.224","status":"unaffected","lessThanOrEqual":"5.15.*","versionType":"semver"},{"version":"6.1.191","status":"unaffected","lessThanOrEqual":"6.1.*","versionType":"semver"},{"version":"6.6.160","status":"unaffected","lessThanOrEqual":"6.6.*","versionType":"semver"},{"version":"6.12.113","status":"unaffected","lessThanOrEqual":"6.12.*","versionType":"semver"},{"version":"6.18.56","status":"unaffected","lessThanOrEqual":"6.18.*","versionType":"semver"},{"version":"7.2.10","status":"unaffected","lessThanOrEqual":"7.2.*","versionType":"semver"},{"version":"7.3","status":"unaffected","lessThanOrEqual":"*","versionType":"original_commit_for_fix"}],"repo":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git","programFiles":["drivers/iio/proximity/pulsedlight-lidar-lite-v2.c"]}],"references":[{"url":"https://git.kernel.org/stable/c/93ecee9ff3af4c2b482fdd4ec98c3308e8dd23a6"},{"url":"https://git.kernel.org/stable/c/58e68e5272a319fff4a704df1ac41e9e3c69587c"},{"url":"https://git.kernel.org/stable/c/4a564e39cb99234e8c5b0a39aa30edcc8cf4cf1b"},{"url":"https://git.kernel.org/stable/c/2c8211eef98929c5188f8c2224e83b9a63b41bd1"},{"url":"https://git.kernel.org/stable/c/06fa13c53442257b94ea1519555ceddaaea57e0d"},{"url":"https://git.kernel.org/stable/c/20ebd7f4e35c0a737f011bc83aeb0cdd37507648"},{"url":"https://git.kernel.org/stable/c/e462b47b9637b8c0285f4a38b5af9a322847d164"},{"url":"https://git.kernel.org/stable/c/4daa9ca557b4b98ae1ad38a6d1deaa3e31eb8edf"}],"providerMetadata":{"shortName":"Linux","orgId":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","dateUpdated":"2026-10-30T12:38:29.218Z"},"cpeApplicability":[{"nodes":[{"operator":"OR","negate":false,"cpeMatch":[{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"4.5","versionEndExcluding":"5.10.273"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"4.5","versionEndExcluding":"5.15.224"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"4.5","versionEndExcluding":"6.1.191"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"4.5","versionEndExcluding":"6.6.160"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"4.5","versionEndExcluding":"6.12.113"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"4.5","versionEndExcluding":"6.18.56"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"4.5","versionEndExcluding":"7.2.10"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"4.5","versionEndExcluding":"7.3"}]}]}],"x_generator":{"engine":"bippy-1.2.0"}}}}}