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CVE-2022-3872 Details

Description

An off-by-one read/write issue was found in the SDHCI device of QEMU. It occurs when reading/writing the Buffer Data Port Register in sdhci_read_dataport and sdhci_write_dataport, respectively, if data_count == block_size. A malicious guest could use this flaw to crash the QEMU process on the host, resulting in a denial of service condition.

Metrics

CVSS 3.x Severity and Vector Strings:

NIST: [email protected]CVSS-B:8.6 HIGHVector:CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:N/I:N/A:H

CNA: CISA-ADPCVSS-B:8.6 HIGHVector:CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:N/I:N/A:H

References to Advisories, Solutions, and Tools

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URL	Source(s)	Tag(s)
https://lists.nongnu.org/archive/html/qemu-devel/2022-11/msg01068.html	CVE	Mailing ListPatchThird Party Advisory
https://security.netapp.com/advisory/ntap-20221215-0005/	CVE	Third Party Advisory
https://lists.nongnu.org/archive/html/qemu-devel/2022-11/msg01068.html	[email protected]	Mailing ListPatchThird Party Advisory
https://security.netapp.com/advisory/ntap-20221215-0005/	[email protected]	Third Party Advisory

Weakness Enumeration

CWE-ID	CWE Name	Source
CWE-193	Off-by-one Error	[email protected]

Affected Products

Product	Versions
qemu qemu	< 7.1.0 7.1.0 - 7.1.0 rc0 7.1.0 rc1 7.1.0 rc2
CPE cpe:2.3:a:qemu:qemu:::::::: cpe:2.3:a:qemu:qemu:7.1.0:-:::::: cpe:2.3:a:qemu:qemu:7.1.0:rc0:::::: cpe:2.3:a:qemu:qemu:7.1.0:rc1:::::: cpe:2.3:a:qemu:qemu:7.1.0:rc2:::::: cpe:2.3:a:qemu:qemu:7.1.0:rc3:::::: cpe:2.3:a:qemu:qemu:7.1.0:rc4:::::: Remediation No remediation found in references.

Change History

8 change records found show changes

Date	Action	Recorded By
Jun 17, 2026	CVE Modified	CISA-ADP
Jun 17, 2026	CVE Modified	[email protected]
May 5, 2025	CVE Modified	CISA-ADP
Nov 21, 2024	CVE Modified	CVE
May 14, 2024	CVE Modified	[email protected]
Feb 23, 2023	Modified Analysis	[email protected]
Dec 15, 2022	CVE Modified	[email protected]
Nov 9, 2022	Initial Analysis	[email protected]