QEMU CVE-2021-3416 Denial of Service Vulnerability

description-logoDescription

A potential stack overflow via infinite loop issue was found in various NIC emulators of QEMU in versions up to and including 5.2.0. The issue occurs in loopback mode of a NIC wherein reentrant DMA checks get bypassed. A guest user/process may use this flaw to consume CPU cycles or crash the QEMU process on the host resulting in DoS scenario.

affected-products-logoAffected Applications

QEMU

CVE References

CVE-2021-3416