{"cve":"CVE-2023-52681","nvd":{"published":"2024-05-17T15:15:19.360","modified":"2026-06-17T06:43:19.947","status":"Analyzed","description":"In the Linux kernel, the following vulnerability has been resolved:\n\nefivarfs: Free s_fs_info on unmount\n\nNow that we allocate a s_fs_info struct on fs context creation, we\nshould ensure that we free it again when the superblock goes away.","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":["CWE-401"],"references":["https://git.kernel.org/stable/c/547713d502f7b4b8efccd409cff84d731a23853b","https://git.kernel.org/stable/c/92be3095c6ca1cdc46237839c6087555be9160e3","https://git.kernel.org/stable/c/48be1364dd387e375e1274b76af986cb8747be2c","https://git.kernel.org/stable/c/547713d502f7b4b8efccd409cff84d731a23853b","https://git.kernel.org/stable/c/92be3095c6ca1cdc46237839c6087555be9160e3"],"products":["linux:linux_kernel"],"source":"nvd","synced_at":"2026-10-19T21:50:30.954589733+00:00"},"epss":{"cve":"CVE-2023-52681","score":0.00224,"percentile":0.13052,"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."]}