CVE-2021-4147 describes a denial-of-service vulnerability in the libvirt libxl driver, affecting various Fedora and NetApp products. A malicious guest operating system can trigger this flaw by continuously rebooting, leading to a deadlock or crash of the libvirtd process on the host. Rated Medium (CVSS 6.5), this vulnerability requires local access and low privileges, but its impact is high availability. There is no evidence of active exploitation, public exploit code, or significant community discussion surrounding this CVE.
| Vendor | Product | Version(s) | CPE |
|---|---|---|---|
< 2.33.0CPE matchmatch criteria | cpe:2.3:a:redhat:libvirt:*:*:*:*:*:*:*:* | ||
35CPE matchmatch criteria | cpe:2.3:o:fedoraproject:fedora:35:*:*:*:*:*:*:* | ||
Range not provided by sourceCPE matchmatch criteria | cpe:2.3:a:netapp:ontap_select_deploy_administration_utility:-:*:*:*:*:*:*:* |
CVSS version used by this source: 3.1
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:C/C:N/I:N/A:H
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