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CVE-2022-3872

HIGH

8.6

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.

CVE Details

CVSS v3.1 Score8.6

SeverityHIGH

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

Attack VectorNETWORK

ComplexityLOW

Privileges RequiredNONE

User InteractionNONE

Published11/7/2022

Last Modified5/5/2025

Sourcenvd

Honeypot Sightings0

Affected Products

qemu:qemu

Weaknesses (CWE)

CWE-193

References

https://lists.nongnu.org/archive/html/qemu-devel/2022-11/msg01068.html(secalert@redhat.com)

https://security.netapp.com/advisory/ntap-20221215-0005/(secalert@redhat.com)

https://lists.nongnu.org/archive/html/qemu-devel/2022-11/msg01068.html(af854a3a-2127-422b-91ae-364da2661108)

https://security.netapp.com/advisory/ntap-20221215-0005/(af854a3a-2127-422b-91ae-364da2661108)

IOC Correlations

No correlations recorded

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