{"id":"CVE-2026-98657","title":"iio: proximity: pulsedlight: fix iio_device left registered on PM setup failure","summary":"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 call…","severity":"none","vendor":"Linux","product":"Linux","affected":["Linux >= 4ac4e086fd8c59e6b69089e6f7605500b63a6d17 < 06fa13c53442257b94ea1519555ceddaaea57e0d","Linux >= 4ac4e086fd8c59e6b69089e6f7605500b63a6d17 < 20ebd7f4e35c0a737f011bc83aeb0cdd37507648","Linux >= 4ac4e086fd8c59e6b69089e6f7605500b63a6d17 < e462b47b9637b8c0285f4a38b5af9a322847d164","Linux >= 4ac4e086fd8c59e6b69089e6f7605500b63a6d17 < 4daa9ca557b4b98ae1ad38a6d1deaa3e31eb8edf","Linux 4.5"],"published":"2026-10-18","updated":"2026-10-18","sourceUpdated":"2026-10-18T15:44:09.808Z","source":"CVEORG","sourceUrl":"https://www.cve.org/CVERecord?id=CVE-2026-98657","references":[{"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"}],"tags":["cve.org"],"ingestedAt":"2026-10-18T16:47:32.536Z","slug":"CVE-2026-98657","body":"## Overview\n\nIn 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().\n\n## Affected\n\n- `Linux >= 4ac4e086fd8c59e6b69089e6f7605500b63a6d17 < 06fa13c53442257b94ea1519555ceddaaea57e0d`\n- `Linux >= 4ac4e086fd8c59e6b69089e6f7605500b63a6d17 < 20ebd7f4e35c0a737f011bc83aeb0cdd37507648`\n- `Linux >= 4ac4e086fd8c59e6b69089e6f7605500b63a6d17 < e462b47b9637b8c0285f4a38b5af9a322847d164`\n- `Linux >= 4ac4e086fd8c59e6b69089e6f7605500b63a6d17 < 4daa9ca557b4b98ae1ad38a6d1deaa3e31eb8edf`\n- `Linux 4.5`\n\n## Remediation\n\nRefer to the linked advisories for vendor-supplied fixes and affected version ranges.","depth":"sunlit","depthScore":3,"depthScoreParts":{"impact":2.8,"likelihood":0,"exploitation":0,"ransomware":0},"changes":[]}