{"cve":"CVE-2023-54272","nvd":{"published":"2025-12-30T13:16:16.110","modified":"2026-06-17T06:47:08.103","status":"Deferred","description":"In the Linux kernel, the following vulnerability has been resolved:\n\nfs/ntfs3: Fix a possible null-pointer dereference in ni_clear()\n\nIn a previous commit c1006bd13146, ni->mi.mrec in ni_write_inode()\ncould be NULL, and thus a NULL check is added for this variable.\n\nHowever, in the same call stack, ni->mi.mrec can be also dereferenced\nin ni_clear():\n\nntfs_evict_inode(inode)\n  ni_write_inode(inode, ...)\n    ni = ntfs_i(inode);\n    is_rec_inuse(ni->mi.mrec) -> Add a NULL check by previous commit\n  ni_clear(ntfs_i(inode))\n    is_rec_inuse(ni->mi.mrec) -> No check\n\nThus, a possible null-pointer dereference may exist in ni_clear().\nTo fix it, a NULL check is added in this function.","cvss_v4":null,"cvss_v3":null,"cwes":[],"references":["https://git.kernel.org/stable/c/20f9bfc664d6a478f9a5bbc0c380f80f7a1a06c6","https://git.kernel.org/stable/c/39c6312009574ca73865354133ca222e7753a71b","https://git.kernel.org/stable/c/e7675f85a92233136c630000a0b7cf97826705da","https://git.kernel.org/stable/c/ec275bf9693d19cc0fdce8436f4c425ced86f6e7"],"products":[],"source":"nvd","synced_at":"2026-10-19T22:18:08.089039631+00:00"},"epss":{"cve":"CVE-2023-54272","score":0.00209,"percentile":0.11063,"date":"2026-11-01"},"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."]}