{"id":"CVE-2026-89837","title":"In the Linux kernel, the following vulnerability has been resolved:\n\nf2fs: fix dentry folio leak in find_in_level\n\nfind_in_level() gets a dentry folio with f2fs_find_data_folio() before\ncalling find_in_block()","summary":"In the Linux kernel, the following vulnerability has been resolved:\n\nf2fs: fix dentry folio leak in find_in_level\n\nfind_in_level() gets a dentry folio with f2fs_find_data_folio() before\ncalling find_in_block().  If find_in_block() return…","severity":"none","vendor":"Linux","product":"Linux","affected":["Linux >= 7ad08a58bf67594057362e45cbddd3e27e53e557 < aefb4b0f465b6f95fe02b52d1822a3fb4a9ae922","Linux >= 7ad08a58bf67594057362e45cbddd3e27e53e557 < 93a3e6a4c9e726a13a935963e8dc43d181db1527","Linux >= 7ad08a58bf67594057362e45cbddd3e27e53e557 < cca7d3e30bf30333314e31bc70b9a739f1342167","Linux 5.11"],"published":"2026-09-16","updated":"2026-09-16","sourceUpdated":"2026-09-16T11:16:50.513","source":"NVD","sourceUrl":"https://nvd.nist.gov/vuln/detail/CVE-2026-89837","references":[{"url":"https://git.kernel.org/stable/c/93a3e6a4c9e726a13a935963e8dc43d181db1527","label":"416baaa9-dc9f-4396-8d5f-8c081fb06d67"},{"url":"https://git.kernel.org/stable/c/aefb4b0f465b6f95fe02b52d1822a3fb4a9ae922","label":"416baaa9-dc9f-4396-8d5f-8c081fb06d67"},{"url":"https://git.kernel.org/stable/c/cca7d3e30bf30333314e31bc70b9a739f1342167","label":"416baaa9-dc9f-4396-8d5f-8c081fb06d67"}],"tags":["nvd","cve.org"],"ingestedAt":"2026-09-16T10:53:53.998Z","epss":0.00198,"epssPercentile":0.0986,"slug":"CVE-2026-89837","body":"## Overview\n\nIn the Linux kernel, the following vulnerability has been resolved:\n\nf2fs: fix dentry folio leak in find_in_level\n\nfind_in_level() gets a dentry folio with f2fs_find_data_folio() before\ncalling find_in_block().  If find_in_block() returns an error, the\nfunction stores the error in res_folio and breaks out of the loop without\ndropping the dentry folio.\n\nThis leaks the folio reference on the find_in_block() error path.  Drop\nthe dentry folio before returning the error to the caller.\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":[]}