MEDIUM 6.0 Microsoft

CVE-2021-3608

A flaw was found in the QEMU implementation of VMWare's paravirtual RDMA device in versions prior to 6.1.0. The issue occurs while handling a "PVRDMA_REG_DSRHIGH" write from the guest and may result in a crash of QEMU or cause undefined behavior due to the access of an uninitialized pointer. The highest threat from this vulnerability is to system availability.

Microsoft Security Update 2022-Feb: A flaw was found in the QEMU implementation of VMWare's paravirtual RDMA device in versions prior to 6.1.0. The issue occurs while handling a "PVRDMA_REG_DSRHIGH" write from the guest and may result in a crash of QEMU or cause undefined behavior due to the access of an uninitialized pointer. The highest threat from this vulnerability is to system availability.

Affected Products

References

Published: 2022-02-08 · Source: Microsoft · Feed updated: 2026-09-07
This medium severity vulnerability with a CVSS score of 6.0 was published on 2022-02-08 via Microsoft. Affected: cm1 qemu-kvm 4.2.0-38 on CBL Mariner 1.0.
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