{"cve":"CVE-2025-39842","nvd":{"published":"2025-09-19T16:15:42.930","modified":"2026-10-19T21:10:00.160","status":"Modified","description":"In the Linux kernel, the following vulnerability has been resolved:\n\nocfs2: prevent release journal inode after journal shutdown\n\nBefore calling ocfs2_delete_osb(), ocfs2_journal_shutdown() has already\nbeen executed in ocfs2_dismount_volume(), so osb->journal must be NULL. \nTherefore, the following calltrace will inevitably fail when it reaches\njbd2_journal_release_jbd_inode().\n\nocfs2_dismount_volume()->\n  ocfs2_delete_osb()->\n    ocfs2_free_slot_info()->\n      __ocfs2_free_slot_info()->\n        evict()->\n          ocfs2_evict_inode()->\n            ocfs2_clear_inode()->\n\t      jbd2_journal_release_jbd_inode(osb->journal->j_journal,\n\nAdding osb->journal checks will prevent null-ptr-deref during the above\nexecution path.","cvss_v4":null,"cvss_v3":{"version":"3.1","vector":"CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H","score":5.5},"cwes":[],"references":["https://git.kernel.org/stable/c/42c415c53ad2065088cc411d08925effa5b3d255","https://git.kernel.org/stable/c/85e66331b60601d903cceaf8c10a234db863cd78","https://git.kernel.org/stable/c/e9188f66e94955431ddbe2cd1cdf8ff2bb486abf","https://git.kernel.org/stable/c/f46e8ef8bb7b452584f2e75337b619ac51a7cadf","https://git.kernel.org/stable/c/f4a917e6cd6c798f7adf39907f117fc754db1283"],"products":["debian:debian_linux","linux:linux_kernel"],"source":"nvd","synced_at":"2026-10-21T03:43:09.190223697+00:00"},"epss":{"cve":"CVE-2025-39842","score":0.00171,"percentile":0.06432,"date":"2026-10-25"},"kev":null,"osv":[],"attribution":["This product uses the NVD API but is not endorsed or certified by the NVD.","EPSS scores: FIRST Exploit Prediction Scoring System, https://www.first.org/epss","Known exploited vulnerabilities: CISA Known Exploited Vulnerabilities Catalog, https://www.cisa.gov/known-exploited-vulnerabilities-catalog","Package advisories: OSV (https://osv.dev), from the GitHub Advisory Database, PyPA, Go, RustSec and other ecosystem databases, under CC-BY 4.0 or CC0","CVE records: the CVE Program's CVE List (https://www.cve.org), under its terms of use (https://www.cve.org/Legal/TermsOfUse). CVE is a registered trademark of The MITRE Corporation; this product is not affiliated with the CVE Program."]}