CVE-2021-3611

MEDIUM

QEMU < 7.0.0 - Denial of Service via Intel HD Audio Device Stack Overflow

Title source: llm
STIX 2.1

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.

References (4)

Core 4
Core References
Issue Tracking, Mitigation, Third Party Advisory x_refsource_misc
https://bugzilla.redhat.com/show_bug.cgi?id=1973784
Exploit, Third Party Advisory x_refsource_misc
https://gitlab.com/qemu-project/qemu/-/issues/542
Third Party Advisory x_refsource_confirm
https://security.netapp.com/advisory/ntap-20220624-0001/
Third Party Advisory vendor-advisory x_refsource_gentoo
https://security.gentoo.org/glsa/202208-27

Scores

CVSS v3 6.5
EPSS 0.0003
EPSS Percentile 8.7%
Attack Vector LOCAL
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:C/C:N/I:N/A:H

Details

CWE
CWE-119 CWE-787
Status published
Products (2)
qemu/qemu < 7.0.0
redhat/enterprise_linux 8.0
Published May 11, 2022
Tracked Since Feb 18, 2026