Description
A flaw was found in the QEMU implementation of VMWare's paravirtual RDMA device. The issue occurs while handling a "PVRDMA_CMD_CREATE_MR" command due to improper memory remapping (mremap). This flaw allows a malicious guest to crash the QEMU process on the host. The highest threat from this vulnerability is to system availability.
Published: 2022-03-25
Score: 6.5 Medium
EPSS: < 1% Very Low
KEV: No
Impact: n/a
Action: n/a
AI Analysis

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Remediation

No vendor fix or workaround currently provided.

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Tracking

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Advisories
Source ID Title
Debian DLA Debian DLA DLA-3099-1 qemu security update
EUVD EUVD EUVD-2021-26891 A flaw was found in the QEMU implementation of VMWare's paravirtual RDMA device. The issue occurs while handling a "PVRDMA_CMD_CREATE_MR" command due to improper memory remapping (mremap). This flaw allows a malicious guest to crash the QEMU process on the host. The highest threat from this vulnerability is to system availability.
Ubuntu USN Ubuntu USN USN-5010-1 QEMU vulnerabilities
History

No history.

cve-icon MITRE

Status: PUBLISHED

Assigner: redhat

Published:

Updated: 2024-08-03T17:01:07.405Z

Reserved: 2021-06-07T00:00:00.000Z

Link: CVE-2021-3582

cve-icon Vulnrichment

No data.

cve-icon NVD

Status : Modified

Published: 2022-03-25T19:15:09.127

Modified: 2024-11-21T06:21:54.090

Link: CVE-2021-3582

cve-icon Redhat

Severity : Low

Publid Date: 2021-06-16T00:00:00Z

Links: CVE-2021-3582 - Bugzilla

cve-icon OpenCVE Enrichment

No data.

Weaknesses