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.
Published: 2022-11-07
Score: 8.6 High
EPSS: < 1% Very Low
KEV: No
Impact: n/a
Action: n/a
AI Analysis

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Remediation

No vendor fix or workaround currently provided.

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Tracking

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Advisories
Source ID Title
EUVD EUVD EUVD-2022-43209 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.
History

Wed, 16 Jul 2025 13:45:00 +0000

Type Values Removed Values Added
Metrics epss

{'score': 0.00038}

epss

{'score': 0.00039}


Mon, 05 May 2025 21:15:00 +0000

Type Values Removed Values Added
Metrics ssvc

{'options': {'Automatable': 'no', 'Exploitation': 'none', 'Technical Impact': 'partial'}, 'version': '2.0.3'}


cve-icon MITRE

Status: PUBLISHED

Assigner: redhat

Published:

Updated: 2025-05-05T20:23:42.503Z

Reserved: 2022-11-07T00:00:00.000Z

Link: CVE-2022-3872

cve-icon Vulnrichment

Updated: 2024-08-03T01:20:58.804Z

cve-icon NVD

Status : Modified

Published: 2022-11-07T21:15:09.610

Modified: 2025-05-05T21:15:46.473

Link: CVE-2022-3872

cve-icon Redhat

Severity : Moderate

Publid Date: 2022-11-07T00:00:00Z

Links: CVE-2022-3872 - Bugzilla

cve-icon OpenCVE Enrichment

No data.

Weaknesses