CVE-2021-4147
 
Severity Score
6.5
*CVSS v3.1
Exploit Likelihood
*EPSS
Affected Versions
*CPE
Public Exploits
0
*Multiple Sources
Exploited in Wild
-
*KEV
Decision
-
*SSVC
Descriptions
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.
Se ha encontrado un fallo en el controlador libvirt libxl. Un huésped malicioso podría reiniciarse continuamente y causar que libvirtd en el host cerrarse o bloquearse, resultando en una condición de denegación de servicio
*Credits:
N/A
CVSS Scores
Attack Vector
Attack Complexity
Privileges Required
User Interaction
Scope
Confidentiality
Integrity
Availability
Attack Vector
Attack Complexity
Authentication
Confidentiality
Integrity
Availability
* Common Vulnerability Scoring System
SSVC
- Decision:-
Exploitation
Automatable
Tech. Impact
* Organization's Worst-case Scenario
Timeline
- 2021-12-21 CVE Reserved
- 2022-03-25 CVE Published
- 2023-10-16 EPSS Updated
- 2024-08-03 CVE Updated
- ---------- Exploited in Wild
- ---------- KEV Due Date
- ---------- First Exploit
CWE
- CWE-667: Improper Locking
CAPEC
References (3)
URL | Tag | Source |
---|---|---|
https://lists.debian.org/debian-lts-announce/2024/04/msg00000.html | Mailing List | |
https://security.netapp.com/advisory/ntap-20220513-0004 | Third Party Advisory |
URL | Date | SRC |
---|
URL | Date | SRC |
---|---|---|
https://bugzilla.redhat.com/show_bug.cgi?id=2034195 | 2024-04-01 |
URL | Date | SRC |
---|
Affected Vendors, Products, and Versions
Vendor | Product | Version | Other | Status | ||||||
---|---|---|---|---|---|---|---|---|---|---|
Vendor | Product | Version | Other | Status | <-- --> | Vendor | Product | Version | Other | Status |
Redhat Search vendor "Redhat" | Libvirt Search vendor "Redhat" for product "Libvirt" | < 2.33.0 Search vendor "Redhat" for product "Libvirt" and version " < 2.33.0" | - |
Affected
| ||||||
Fedoraproject Search vendor "Fedoraproject" | Fedora Search vendor "Fedoraproject" for product "Fedora" | 35 Search vendor "Fedoraproject" for product "Fedora" and version "35" | - |
Affected
| ||||||
Netapp Search vendor "Netapp" | Ontap Select Deploy Administration Utility Search vendor "Netapp" for product "Ontap Select Deploy Administration Utility" | - | - |
Affected
|