CVE-2021-3608
Medium
Description
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.
SeverityMedium
CVSS6.0
Exploit probability—
Product
Qemu
PublishedFeb 24, 2022
First seenFeb 24, 2022
Weakness typeCWE-824CWE-824
How to fix
Update
- qemu qemu6.1.0 or later
Vendor advisories
Affected products
| Product | Affected versions | Fixed in |
|---|---|---|
| qemu qemu | v < 6.1.0 | 6.1.0 |
| debian debian_linux | 10.0 | — |
| fedoraproject fedora | 34 | — |
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