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CVE-2022-0216

MEDIUM
4.4
CVSS Score
Published: August 26, 2022 at 12:00 AM UTC
Updated: June 17, 2026 at 04:20 AM UTC
2 products affected across 2 vendorsFedoraQEMU

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Severity
MEDIUM4.4
Exploit prediction
EPSS 0.4%

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.

Affected

Our own answer: ranges merged, affected separated from platform-only, with confidence and review flags.

Fedora· Fedora Projectrpm
95%
37
QEMU· Qemu
95%
v < 6.0.0
Affected range stops below 6.0.0, so it looks safe — our inference, not a vendor statement

Remediation

No guide yet

No remediation guidance has been written for this CVE yet. What the record does show:

Patch and advisory references

References (6)

Third Party Advisory
Source: [email protected]
https://access.redhat.com/security/cve/CVE-2022-0216
Issue TrackingThird Party Advisory
Source: [email protected]
https://bugzilla.redhat.com/show_bug.cgi?id=2036953
PatchThird Party Advisory
Source: [email protected]
https://gitlab.com/qemu-project/qemu/-/commit/4367a20cc4
ExploitThird Party Advisory
Source: [email protected]
https://gitlab.com/qemu-project/qemu/-/issues/972
Vendor Advisory
Source: [email protected]
https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/ZTY7TVHX62OJWF6IOBCIGLR2N5K4QN3E/
ExploitThird Party Advisory
Source: [email protected]
https://starlabs.sg/advisories/22/22-0216/

CVSS

4.4MEDIUM[email protected]
Attack Vector
LOCAL
Complexity
LOW
Privileges
HIGH
User Interaction
NONE
Scope
UNCHANGED
Confidentiality
NONE
Integrity
NONE
Availability
HIGH
Vector?

Quick Info

StatusMODIFIED
CWE
CWE-416

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