{"id":"CVE-2026-98091","title":"In the Linux kernel, the following vulnerability has been resolved:\n\nbtrfs: detach failed sprout device from transaction update list\n\nWhen creating the first metadata chunk for a sprout filesystem,\ncreate_chunk() adds the new device to t…","summary":"In the Linux kernel, the following vulnerability has been resolved:\n\nbtrfs: detach failed sprout device from transaction update list\n\nWhen creating the first metadata chunk for a sprout filesystem,\ncreate_chunk() adds the new device to t…","severity":"none","vendor":"Linux","product":"Linux","affected":["Linux >= bbbf7243d62d8be73b7ef60721c127b36b2d523e < e9e7e37afa85db770e6084360b21a21a8b3a583f","Linux >= bbbf7243d62d8be73b7ef60721c127b36b2d523e < 8b001df2b37ca022f710f3254fbb0bcd6d9e1bed","Linux >= bbbf7243d62d8be73b7ef60721c127b36b2d523e < 0ea6814bc0ff7cff443241bd34db9f0f828f3190","Linux >= bbbf7243d62d8be73b7ef60721c127b36b2d523e < c93b3c43df561cd9f592cee20ae058b563f9e5b6","Linux 5.2"],"published":"2026-09-25","updated":"2026-09-25","sourceUpdated":"2026-09-25T11:17:38.807","source":"NVD","sourceUrl":"https://nvd.nist.gov/vuln/detail/CVE-2026-98091","references":[{"url":"https://git.kernel.org/stable/c/0ea6814bc0ff7cff443241bd34db9f0f828f3190","label":"416baaa9-dc9f-4396-8d5f-8c081fb06d67"},{"url":"https://git.kernel.org/stable/c/8b001df2b37ca022f710f3254fbb0bcd6d9e1bed","label":"416baaa9-dc9f-4396-8d5f-8c081fb06d67"},{"url":"https://git.kernel.org/stable/c/c93b3c43df561cd9f592cee20ae058b563f9e5b6","label":"416baaa9-dc9f-4396-8d5f-8c081fb06d67"},{"url":"https://git.kernel.org/stable/c/e9e7e37afa85db770e6084360b21a21a8b3a583f","label":"416baaa9-dc9f-4396-8d5f-8c081fb06d67"}],"tags":["nvd","cve.org"],"ingestedAt":"2026-09-25T11:06:38.832Z","slug":"CVE-2026-98091","body":"## Overview\n\nIn the Linux kernel, the following vulnerability has been resolved:\n\nbtrfs: detach failed sprout device from transaction update list\n\nWhen creating the first metadata chunk for a sprout filesystem,\ncreate_chunk() adds the new device to the transaction dev_update_list\nthrough device->post_commit_list.\n\nIf the subsequent system chunk creation fails, btrfs_init_new_device()\naborts the transaction and releases the device while post_commit_list is\nstill linked. This triggers a warning in btrfs_free_device() and leaves\nthe transaction list referencing freed memory.\n\nDetach the device while holding chunk_mutex before releasing it.\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":[]}