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.

Related CVEs

CVE-2021-3582

Key Information

GHSA ID

GHSA-x7v7-hc56-547j

Published

March 26, 2022 12:00 AM

Last Modified

April 2, 2022 12:00 AM

CVSS Score

5.0 /10

Primary Ecosystem

Unknown

Primary Package

Unknown

GitHub Reviewed

✗ No

Dataset

Last updated: June 15, 2025 6:24 AM

Data from GitHub Advisory Database. This information is provided for research and educational purposes.