CVE-2022-0216

Name: CVE-2022-0216
Creator: NVD / NIST
Published: 2022-08-26T18:15:08.777+00:00
License: https://creativecommons.org/publicdomain/zero/1.0/

MEDIUMCVSS 4.4/10EPSS 0.40%

Last modified Jun 17, 2026

CVE-2022-0216 is a medium-severity vulnerability rated 4.4/10 on the CVSS scale. 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. EPSS estimates a 0.40% chance of exploitation in the next 30 days.

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

4.4/10

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

EPSS Probability

0.40%

32.3th percentile

Probability of exploitation in the next 30 days. Learn more

Weakness Enumeration

Affected Software

Vendor	Product	Versions
Qemu	Qemu	< 6.0.0
Fedoraproject	Fedora	37

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
Status: Modified

Frequently Asked Questions

What is CVE-2022-0216?

How severe is CVE-2022-0216?

CVE-2022-0216 has a CVSS score of 4.4/10 (MEDIUM severity). The EPSS model estimates a 0.40% probability of exploitation in the next 30 days.

How do I fix CVE-2022-0216?

Check the vendor references and advisories linked above for patched versions and mitigation guidance. You can also run a Strix scan to test if your systems are affected.

Are you affected by CVE-2022-0216?

Run a free Strix scan to check your systems for this vulnerability.

Scan your code now

Source: NVD / NIST