{"cve":"CVE-2024-56729","nvd":{"published":"2024-12-29T12:15:07.023","modified":"2026-10-30T13:17:48.570","status":"Modified","description":"In the Linux kernel, the following vulnerability has been resolved:\n\nsmb: Initialize cfid->tcon before performing network ops\n\nAvoid leaking a tcon ref when a lease break races with opening the\ncached directory. Processing the leak break might take a reference to\nthe tcon in cached_dir_lease_break() and then fail to release the ref in\ncached_dir_offload_close, since cfid->tcon is still NULL.","cvss_v4":null,"cvss_v3":{"version":"3.1","vector":"CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:U/C:N/I:N/A:H","score":4.7},"cwes":["CWE-401"],"references":["https://git.kernel.org/stable/c/1b9ab6b648f89441c8a13cb3fd8ca83ffebc5262","https://git.kernel.org/stable/c/269ff24a5b2b58600151e04e964d2043bfe1843c","https://git.kernel.org/stable/c/4b216c8f9c7d84ef7de33ca60b97e08e03ef3292","https://git.kernel.org/stable/c/625e2357c8fcfae6e66dcc667dc656fe390bab15","https://git.kernel.org/stable/c/c353ee4fb119a2582d0e011f66a76a38f5cf984d"],"products":["linux:linux_kernel"],"source":"nvd","synced_at":"2026-10-30T13:47:47.119061695+00:00"},"epss":{"cve":"CVE-2024-56729","score":0.00199,"percentile":0.09764,"date":"2026-10-30"},"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."]}