Attacker Value
Unknown
0
CVE-2021-3669
0
CVE ID
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CVE-2021-3669
(Last updated October 08, 2023) ▾
MITRE ATT&CK
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Description
A flaw was found in the Linux kernel. Measuring usage of the shared memory does not scale with large shared memory segment counts which could lead to resource exhaustion and DoS.
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CVSS V3 Severity and Metrics
Data provided by the National Vulnerability Database (NVD)
Base Score:
5.5 Medium
Impact Score:
3.6
Exploitability Score:
1.8
Attack Vector (AV):
Local
Attack Complexity (AC):
Low
Privileges Required (PR):
Low
User Interaction (UI):
None
Scope (S):
Unchanged
Confidentiality (C):
None
Integrity (I):
None
Availability (A):
High
General Information
Offensive Application
Unknown
Utility Class
Unknown
Ports
Unknown
OS
Unknown
Vulnerable Versions
kernel Not Known
Prerequisites
Unknown
Discovered By
Unknown
PoC Author
Unknown
Metasploit Module
Unknown
Reporter
Unknown
Vendors
- debian,
- fedoraproject,
- ibm,
- linux,
- redhat
Products
- build of quarkus,
- codeready linux builder -,
- debian linux 10.0,
- debian linux 11.0,
- developer tools 1.0,
- enterprise linux 6.0,
- enterprise linux 7.0,
- enterprise linux 8.0,
- enterprise linux aus 8.6,
- enterprise linux for ibm z systems 8.0,
- enterprise linux for ibm z systems eus 8.6,
- enterprise linux for power little endian 8.0,
- enterprise linux for power little endian eus 8.6,
- enterprise linux for real time 8,
- enterprise linux for real time for nfv 8,
- enterprise linux for real time for nfv tus 8.6,
- enterprise linux for real time tus 8.6,
- enterprise linux server aus 8.6,
- enterprise linux server for power little endian update services for sap solutions 8.6,
- enterprise linux server tus 8.6,
- fedora 34,
- linux kernel,
- openshift container platform 4.6,
- openshift container platform 4.7,
- openshift container platform 4.9,
- spectrum copy data management,
- spectrum protect plus,
- virtualization host 4.0
References
Miscellaneous
Additional Info
Authenticated
Unknown
Exploitable
Unknown
Reliability
Unknown
Stability
Unknown
Available Mitigations
Unknown
Shelf Life
Unknown
Userbase/Installbase
Unknown
Patch Effectiveness
Unknown
Rapid7
Technical Analysis
Report as Emergent Threat Response
Report as Exploited in the Wild
CVE ID
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