{"cve":"CVE-2021-3611","nvd":{"published":"2022-05-11T16:15:08.710","modified":"2026-06-17T04:05:26.263","status":"Modified","description":"A stack overflow vulnerability was found in the Intel HD Audio device (intel-hda) of QEMU. A malicious guest could use this flaw to crash the QEMU process on the host, resulting in a denial of service condition. The highest threat from this vulnerability is to system availability. This flaw affects QEMU versions prior to 7.0.0.","cvss_v4":null,"cvss_v3":{"version":"3.1","vector":"CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:C/C:N/I:N/A:H","score":6.5},"cwes":["CWE-119","CWE-787"],"references":["https://bugzilla.redhat.com/show_bug.cgi?id=1973784","https://gitlab.com/qemu-project/qemu/-/issues/542","https://security.gentoo.org/glsa/202208-27","https://security.netapp.com/advisory/ntap-20220624-0001/","https://bugzilla.redhat.com/show_bug.cgi?id=1973784"],"products":["qemu:qemu","redhat:enterprise_linux"],"source":"nvd","synced_at":"2026-10-19T21:31:59.322382750+00:00"},"epss":{"cve":"CVE-2021-3611","score":0.00461,"percentile":0.39974,"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."]}