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CVE-2021-3638

Published: 3/3/2022 Last updated: 8/3/2024 Reserved: 7/8/2021

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.

CNA assigner: redhat (53f830b8-0a3f-465b-8143-3b8a9948e749) Requested by: n/a

Opam packages affected (2)

conf-qemu-img nbd-tool

Products affected (2)

Product Vendor Version
QEMU n/a < dd6cb0a8575b00fbd503e96903184125176f4fa3
QEMU n/a < 3.50

References (24)