{"id":"CVE-2026-68153","url":"https://www.cyber-defence.io/tools/cve/CVE-2026-68153","generatedAt":"2026-10-27T23:09:55.581Z","title":"In the Linux kernel, the following vulnerability has been resolved: libceph: remove debugfs files before client teardown ceph_destroy_client() tears down the monitor client before removing the per-client debugfs files.","description":"In the Linux kernel, the following vulnerability has been resolved:\n\nlibceph: remove debugfs files before client teardown\n\nceph_destroy_client() tears down the monitor client before removing\nthe per-client debugfs files. A concurrent read of the monmap debugfs\nfile can enter monmap_show() after ceph_monc_stop() has freed\nmonc->monmap, triggering a use-after-free.\n\nRemove the debugfs files before stopping the OSD and monitor clients.\ndebugfs_remove() drains active handlers and prevents new accesses, so\nthe debugfs callbacks can no longer race the rest of client teardown.","published":"2026-08-10T13:20:01.000Z","lastModified":"2026-10-19T21:17:55.000Z","status":"Received","sourceIdentifier":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","cvss":{"version":"3.1","score":7.8,"severity":"HIGH","vector":"CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H"},"cwe":["CWE-416"],"affected":[],"epss":{"score":0.00126,"percentile":0.02278,"date":"2026-10-26","history":[]},"kev":{"listed":false},"exploits":{"count":0,"verified":false,"firstPublished":null,"source":"Exploit-DB (https://gitlab.com/exploit-database/exploitdb)","entries":[]},"verdict":{"level":"high","text":"High impact if exploited, but EPSS currently rates exploitation as unlikely (0.13%). Schedule it in the normal patch cycle and watch for a rise in EPSS or a public exploit."},"changes":[],"references":[{"url":"https://git.kernel.org/stable/c/463a264e9094384112a5c8b46f0a9ddaf8566904","source":"416baaa9-dc9f-4396-8d5f-8c081fb06d67"},{"url":"https://git.kernel.org/stable/c/8f5a3abc54ba24dbceb14cc3a719908c4f688091","source":"416baaa9-dc9f-4396-8d5f-8c081fb06d67"},{"url":"https://git.kernel.org/stable/c/ac78549d186090ee7125d28c3a8c376573b36194","source":"416baaa9-dc9f-4396-8d5f-8c081fb06d67"},{"url":"https://git.kernel.org/stable/c/b9fedda2f628e030384228de0dafc574b7fb0c2f","source":"416baaa9-dc9f-4396-8d5f-8c081fb06d67"},{"url":"https://git.kernel.org/stable/c/d3dc8889d39a676bf840132bd5c5c48cb0daba23","source":"416baaa9-dc9f-4396-8d5f-8c081fb06d67"},{"url":"https://git.kernel.org/stable/c/e4c804726c4afce3ba648b982d564f6af2cfa328","source":"416baaa9-dc9f-4396-8d5f-8c081fb06d67"},{"url":"https://git.kernel.org/stable/c/fc1010e7e0204ece6cc0f9af4f473e9553535eab","source":"416baaa9-dc9f-4396-8d5f-8c081fb06d67"},{"url":"https://git.kernel.org/stable/c/fe46b7e06f14f6f94766832df309b249cb689d27","source":"416baaa9-dc9f-4396-8d5f-8c081fb06d67"}],"sources":{"nvd":"https://nvd.nist.gov/vuln/detail/CVE-2026-68153","epss":"https://www.first.org/epss/","kev":"https://www.cisa.gov/known-exploited-vulnerabilities-catalog","exploitdb":"https://www.exploit-db.com/"},"licence":"CC BY 4.0 — link back to the CVE Explorer if you publish the results; upstream data remains subject to its own terms."}