{"cve":"CVE-2026-43168","nvd":{"published":"2026-05-06T12:16:35.060","modified":"2026-06-17T10:49:03.753","status":"Analyzed","description":"In the Linux kernel, the following vulnerability has been resolved:\n\nocfs2: fix reflink preserve cleanup issue\n\ncommit c06c303832ec (\"ocfs2: fix xattr array entry __counted_by error\")\ndoesn't handle all cases and the cleanup job for preserved xattr entries\nstill has bug:\n- the 'last' pointer should be shifted by one unit after cleanup\n  an array entry.\n- current code logic doesn't cleanup the first entry when xh_count is 1.\n\nNote, commit c06c303832ec is also a bug fix for 0fe9b66c65f3.","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/02acc9f72365e50eb45a56b7dacb9114ca3b503c","https://git.kernel.org/stable/c/2f4daccd9d9b8b2952df7878df8c2e8ba6439398","https://git.kernel.org/stable/c/3bdc3766aafb052aef4baadef455a84c1c0a059d","https://git.kernel.org/stable/c/5138c936c2c82c9be8883921854bc6f7e1177d8c","https://git.kernel.org/stable/c/8ff329353134280b203cb2bce95311cb8f7cbd8a"],"products":["linux:linux_kernel"],"source":"nvd","synced_at":"2026-10-19T22:33:55.586217763+00:00"},"epss":{"cve":"CVE-2026-43168","score":0.00123,"percentile":0.02022,"date":"2026-10-31"},"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."]}