CVE-2021-3559
Medium
Description
A flaw was found in libvirt in the virConnectListAllNodeDevices API in versions before 7.0.0. It only affects hosts with a PCI device and driver that supports mediated devices (e.g., GRID driver). This flaw could be used by an unprivileged client with a read-only connection to crash the libvirt daemon by executing the 'nodedev-list' virsh command. The highest threat from this vulnerability is to system availability.
SeverityMedium
CVSS6.5
Exploit probability—
Product
Redhat Libvirt
PublishedMay 24, 2021
First seenMay 24, 2021
Weakness typeCWE-119Memory buffer bounds error
How to fix
Update
- redhat libvirt7.0.0 or later
Affected products
| Product | Affected versions | Fixed in |
|---|---|---|
| redhat libvirt | 6.10.0 ≤ v < 7.0.0 | 7.0.0 |
| netapp ontap_select_deploy_administration_utility | No range specified | — |
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