CVE-2022-3872

HighCVSS 8.6/10Last modified Jun 17, 2026

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 3.1 8.6/10CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:N/I:N/A:H

Weakness enumeration

CWE-193

Affected software

No affected versions have been published.

Timeline

Published: Nov 7, 2022
Last modified: Jun 17, 2026
NVD status: Modified

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