Security Advisory

CVE-2021-3582

CVE vulnerability detail — eXtreme Datacenter Security Operations

Published 2022-03-25 18:02:49

Last updated 2024-08-03 17:01:07

Assigner redhat

State PUBLISHED

Description

A flaw was found in the QEMU implementation of VMWares 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.

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