cvedb.io
CVE-2021-3638
MEDIUM · CVSS 6.5
EPSS exploitation probability: 0%
Published 2022-03-03T23:15:08.147 · Last modified 2026-06-17T04:05:29.190

Summary

An out-of-bounds memory access flaw was found in the ATI VGA device emulation of QEMU. This flaw occurs in the ati_2d_blt() routine while handling MMIO write operations when the guest provides invalid values for the destination display parameters. A malicious guest could use this flaw to crash the QEMU process on the host, resulting in a denial of service.

Affected products

qemu — qemu

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References

This product uses data from the NVD API but is not endorsed or certified by the NVD. Informational only; not professional security advice.