{"id":"CVE-2026-90194","title":"In the Linux kernel, the following vulnerability has been resolved:\n\nACPI: scan: fix bus ID cleanup on device_add() failures\n\nWhen device_add() fails after acpi_device_set_name() has allocated an\ninstance ID and a new acpi_device_bus_id …","summary":"In the Linux kernel, the following vulnerability has been resolved:\n\nACPI: scan: fix bus ID cleanup on device_add() failures\n\nWhen device_add() fails after acpi_device_set_name() has allocated an\ninstance ID and a new acpi_device_bus_id …","severity":"none","vendor":"Linux","product":"Linux","affected":["Linux >= d783156ea38431b20af0d4f910a6f9f9054d33b9 < 8cc2017aa804f157e717b5fd471e50fbddfec654","Linux >= d783156ea38431b20af0d4f910a6f9f9054d33b9 < f30379b8a4e24623594235dd5aefb2957e0cc228","Linux >= d783156ea38431b20af0d4f910a6f9f9054d33b9 < 83ee65feadc88de681abc6e977d54eceda95abd7","Linux >= d783156ea38431b20af0d4f910a6f9f9054d33b9 < 15512c6b5dea72fb5f1f41c1aa96f3f32531ca03","Linux >= d783156ea38431b20af0d4f910a6f9f9054d33b9 < 0b9053cd0955c7cd66d71a8442be33926d70e197","Linux >= d783156ea38431b20af0d4f910a6f9f9054d33b9 < a414485ebc2aa50907d0ce97cde2b1a353696897","Linux 3.14"],"published":"2026-09-17","updated":"2026-09-17","sourceUpdated":"2026-09-17T17:17:14.150","source":"NVD","sourceUrl":"https://nvd.nist.gov/vuln/detail/CVE-2026-90194","references":[{"url":"https://git.kernel.org/stable/c/0b9053cd0955c7cd66d71a8442be33926d70e197","label":"416baaa9-dc9f-4396-8d5f-8c081fb06d67"},{"url":"https://git.kernel.org/stable/c/15512c6b5dea72fb5f1f41c1aa96f3f32531ca03","label":"416baaa9-dc9f-4396-8d5f-8c081fb06d67"},{"url":"https://git.kernel.org/stable/c/83ee65feadc88de681abc6e977d54eceda95abd7","label":"416baaa9-dc9f-4396-8d5f-8c081fb06d67"},{"url":"https://git.kernel.org/stable/c/8cc2017aa804f157e717b5fd471e50fbddfec654","label":"416baaa9-dc9f-4396-8d5f-8c081fb06d67"},{"url":"https://git.kernel.org/stable/c/a414485ebc2aa50907d0ce97cde2b1a353696897","label":"416baaa9-dc9f-4396-8d5f-8c081fb06d67"},{"url":"https://git.kernel.org/stable/c/f30379b8a4e24623594235dd5aefb2957e0cc228","label":"416baaa9-dc9f-4396-8d5f-8c081fb06d67"}],"tags":["nvd","cve.org"],"ingestedAt":"2026-09-17T16:21:47.862Z","epss":0.00205,"epssPercentile":0.10889,"slug":"CVE-2026-90194","body":"## Overview\n\nIn the Linux kernel, the following vulnerability has been resolved:\n\nACPI: scan: fix bus ID cleanup on device_add() failures\n\nWhen device_add() fails after acpi_device_set_name() has allocated an\ninstance ID and a new acpi_device_bus_id has been linked into\nacpi_bus_id_list, the rollback path only removes wakeup_list and\ndetaches the ACPI handle data.\n\nThat leaves the bus-ID bookkeeping behind and keeps the allocated\ninstance number consumed.\n\nMove the bus-ID cleanup and wakeup-list removal into a single helper.\n\nUse it from both the normal device teardown path and the device_add()\nrollback path. The wakeup list node is initialized before registration,\nso it can be deleted without checking whether the device is wakeup-\ncapable like in the original teardown path.\n\n[ rjw: Rename acpi_device_del_list() to acpi_device_cleanup() ]\n[ rjw: Subject and changelog edits ]\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":[]}