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.
History

No history.

cve-icon MITRE

Status: PUBLISHED

Assigner: redhat

Published: 2022-03-03T00:00:00

Updated: 2024-08-03T17:01:07.554Z

Reserved: 2021-07-08T00:00:00

Link: CVE-2021-3638

cve-icon Vulnrichment

No data.

cve-icon NVD

Status : Modified

Published: 2022-03-03T23:15:08.147

Modified: 2024-11-21T06:22:02.743

Link: CVE-2021-3638

cve-icon Redhat

Severity : Low

Publid Date: 2021-07-07T00:00:00Z

Links: CVE-2021-3638 - Bugzilla