CVE Vulnerability

CVE-2022-3872

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.

8.6 /10

CVSS v3.0 : HIGH

V3 Legend

Vector :

Exploitability : 3.9 / Impact : 4

Attack Vector NETWORK

Attack Complexity LOW

Privileges Required NONE

User Interaction NONE

Confidentiality Impact NONE

Integrity Impact NONE

Availability Impact HIGH

Scope CHANGED

References
Link Resource
https://lists.nongnu.org/archive/html/qemu-devel/2022-11/msg01068.html Mailing List Patch
https://security.netapp.com/advisory/ntap-20221215-0005/ Third Party Advisory
Configurations

Configuration 1

cpe:2.3:a:qemu:qemu:*:*:*:*:*:*:*:*
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:*:*:*:*:*:*
cpe:2.3:a:qemu:qemu:7.1.0:-:*:*:*:*:*:*
Information

Published : 2022-11-07 09:15

Updated : 2023-02-23 01:35

NVD link : CVE-2022-3872

Mitre link : CVE-2022-3872

Products Affected
No products.
CWE
CWE-193

Off-by-one Error