CVE-2022-3872 - CVE House
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Status published Unknown CVE-2022-3872

An off-by-one read/write issue was found in the SDHCI device...

Vulnerability 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.

Impact Analysis

Refer to official advisory for detailed impact metrics.

Remediation

Ensure systems are updated to the latest vendor-supplied patch levels.

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Credits & Attribution

No credits recorded in the NVD database.

References

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Affected Vendor

Affected Software

QEMU
Vulnerable Versions:
Affected: up to latest v7.1.0-rc4

Timeline

Official Publish: November 7th, 2022
Last Modified: May 5th, 2025
Added to House: July 21st, 2026

CVSS Vectors

No vector data available

Weaknesses (CWE)

CWE-193

MITRE ATT&CK TTPs

No associated TTPs found for this vulnerability.