{"cve":"CVE-2023-54264","nvd":{"published":"2025-12-30T13:16:15.193","modified":"2026-06-17T06:47:07.147","status":"Deferred","description":"In the Linux kernel, the following vulnerability has been resolved:\n\nfs/sysv: Null check to prevent null-ptr-deref bug\n\nsb_getblk(inode->i_sb, parent) return a null ptr and taking lock on\nthat leads to the null-ptr-deref bug.","cvss_v4":null,"cvss_v3":null,"cwes":[],"references":["https://git.kernel.org/stable/c/0a44ceba77c3267f8505dda102a59367dc24caee","https://git.kernel.org/stable/c/1416eebaad80bdc85ad9f97f27242011b031e2a9","https://git.kernel.org/stable/c/7f740bc696d4617f8ee44565e8ac0d36278a1e91","https://git.kernel.org/stable/c/afd9a31b5aa4b3747f382d44a7b03b7b5d0b7635","https://git.kernel.org/stable/c/baa60c66a310c50785289b0ede6fdce8ec3219c7"],"products":[],"source":"nvd","synced_at":"2026-10-19T22:18:08.089039631+00:00"},"epss":{"cve":"CVE-2023-54264","score":0.00211,"percentile":0.11299,"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."]}