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CVE-2021-4147 Details
Description
A flaw was found in the libvirt libxl driver. A malicious guest could continuously reboot itself and cause libvirtd on the host to deadlock or crash, resulting in a denial of service condition.
Metrics
CVSS 4.0 Severity and Vector Strings:
No CVSS 4.0 data is available for this CVE.
CVSS 3.x Severity and Vector Strings:
No data available for CVSS Version 2.0 on this CVE.
No SSVC data is available for this CVE.
References to Advisories, Solutions, and Tools
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| URL | Source(s) | Tag(s) |
|---|---|---|
| https://bugzilla.redhat.com/show_bug.cgi?id=2034195 | CVE | Issue TrackingPatchVendor Advisory |
| https://lists.debian.org/debian-lts-announce/2024/04/msg00000.html | CVE | |
| https://security.netapp.com/advisory/ntap-20220513-0004/ | CVE | Third Party Advisory |
| https://bugzilla.redhat.com/show_bug.cgi?id=2034195 | [email protected] | Issue TrackingPatchVendor Advisory |
| https://lists.debian.org/debian-lts-announce/2024/04/msg00000.html | [email protected] | |
| https://security.netapp.com/advisory/ntap-20220513-0004/ | [email protected] | Third Party Advisory |
Weakness Enumeration
| CWE-ID | CWE Name | Source |
|---|---|---|
| CWE-667 | Improper Locking | [email protected] |
| CWE-667 | Improper Locking | [email protected] |
Affected Products
| Product | Versions |
|---|---|
| redhat libvirt | < 2.33.0 |
CPE
Remediation
| |
| fedoraproject fedora | 35 |
CPE
Remediation
| |
| netapp ontap select deploy administration utility | All versions |
CPE
Remediation
| |
Change History
7 change records found show changes
| Date | Action | Recorded By |
|---|---|---|
| Jun 17, 2026 | CVE Modified | [email protected] |
| Nov 21, 2024 | CVE Modified | CVE |
| May 14, 2024 | CVE Modified | [email protected] |
| Apr 1, 2024 | CVE Modified | [email protected] |
| Sep 30, 2022 | Modified Analysis | [email protected] |
| May 13, 2022 | CVE Modified | [email protected] |
| Apr 7, 2022 | Initial Analysis | [email protected] |