{"cve":"CVE-2024-56721","nvd":{"published":"2024-12-29T12:15:06.173","modified":"2026-06-17T08:12:49.867","status":"Modified","description":"In the Linux kernel, the following vulnerability has been resolved:\n\nx86/CPU/AMD: Terminate the erratum_1386_microcode array\n\nThe erratum_1386_microcode array requires an empty entry at the end.\nOtherwise x86_match_cpu_with_stepping() will continue iterate the array after\nit ended.\n\nAdd an empty entry to erratum_1386_microcode to its end.","cvss_v4":null,"cvss_v3":{"version":"3.1","vector":"CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:H","score":7.1},"cwes":["CWE-125"],"references":["https://git.kernel.org/stable/c/82d6b82cf89d950982ac240ba068c3a7e1f23b0a","https://git.kernel.org/stable/c/ccfee14f08b8699132b87bc6d78e0fa75bf094dd","https://git.kernel.org/stable/c/ff6cdc407f4179748f4673c39b0921503199a0ad"],"products":["linux:linux_kernel"],"source":"nvd","synced_at":"2026-10-19T21:57:56.913276502+00:00"},"epss":{"cve":"CVE-2024-56721","score":0.00228,"percentile":0.13642,"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."]}