CVE-2022-0216

MediumCVSS 4.4/10Last modified Jun 17, 2026

Description

A use-after-free vulnerability was found in the LSI53C895A SCSI Host Bus Adapter emulation of QEMU. The flaw occurs while processing repeated messages to cancel the current SCSI request via the lsi_do_msgout function. This flaw allows a malicious privileged user within the guest to crash the QEMU process on the host, resulting in a denial of service.

Metrics

CVSS 3.1 4.4/10CVSS:3.1/AV:L/AC:L/PR:H/UI:N/S:U/C:N/I:N/A:H

Weakness enumeration

CWE-416

Affected software

Vendor	Product	Versions
n/a	QEMU	Affects QEMU < v6.0.0, Fixed in v7.1.0-rc0

References

https://access.redhat.com/security/cve/CVE-2022-0216Third Party Advisory
https://bugzilla.redhat.com/show_bug.cgi?id=2036953Issue Tracking, Third Party Advisory
https://gitlab.com/qemu-project/qemu/-/commit/4367a20cc4Patch, Third Party Advisory
https://gitlab.com/qemu-project/qemu/-/issues/972Exploit, Third Party Advisory
https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/ZTY7TVHX62OJWF6IOBCIGLR2N5K4QN3E/
https://starlabs.sg/advisories/22/22-0216/Exploit, Third Party Advisory
https://access.redhat.com/security/cve/CVE-2022-0216Third Party Advisory
https://bugzilla.redhat.com/show_bug.cgi?id=2036953Issue Tracking, Third Party Advisory
https://gitlab.com/qemu-project/qemu/-/commit/4367a20cc4Patch, Third Party Advisory
https://gitlab.com/qemu-project/qemu/-/issues/972Exploit, Third Party Advisory
https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/ZTY7TVHX62OJWF6IOBCIGLR2N5K4QN3E/
https://starlabs.sg/advisories/22/22-0216/Exploit, Third Party Advisory

Timeline

Published: Aug 26, 2022
Last modified: Jun 17, 2026
NVD status: Modified

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