CVE-2021-3582

medium

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.

References

https://security.netapp.com/advisory/ntap-20220429-0003/

https://security.gentoo.org/glsa/202208-27

https://lists.debian.org/debian-lts-announce/2022/09/msg00008.html

Details

Source: Mitre, NVD

Published: 2022-03-25

Risk Information

CVSS v2

Base Score: 2.1

Vector: CVSS2#AV:L/AC:L/Au:N/C:N/I:N/A:P

Severity: Low

CVSS v3

Base Score: 6.5

Vector: CVSS:3.0/AV:L/AC:L/PR:L/UI:N/S:C/C:N/I:N/A:H

Severity: Medium