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.
History

No history.

cve-icon MITRE

Status: PUBLISHED

Assigner: redhat

Published: 2021-03-18T19:53:29

Updated: 2024-08-03T16:53:17.483Z

Reserved: 2021-02-25T00:00:00

Link: CVE-2021-3416

cve-icon Vulnrichment

No data.

cve-icon NVD

Status : Modified

Published: 2021-03-18T20:15:13.300

Modified: 2024-11-21T06:21:27.260

Link: CVE-2021-3416

cve-icon Redhat

Severity : Low

Publid Date: 2021-02-24T00:00:00Z

Links: CVE-2021-3416 - Bugzilla