Vulnerability Details : CVE-2021-3669

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.
Published 2022-08-26 16:15:09
Updated 2023-07-07 19:16:18
Source Red Hat, Inc.
View at NVD,   CVE.org
Vulnerability category: Denial of service

Products affected by CVE-2021-3669

Threat overview for CVE-2021-3669

Top countries where our scanners detected CVE-2021-3669
Top open port discovered on systems with this issue 53
IPs affected by CVE-2021-3669 688,453
Threat actors abusing to this issue? Yes
Find out if you* are affected by CVE-2021-3669!
*Directly or indirectly through your vendors, service providers and 3rd parties. Powered by attack surface intelligence from SecurityScorecard.

Exploit prediction scoring system (EPSS) score for CVE-2021-3669

EPSS FAQ
0.01%
Probability of exploitation activity in the next 30 days EPSS Score History
~ %
Percentile, the proportion of vulnerabilities that are scored at or less

CVSS scores for CVE-2021-3669

Base Score Base Severity CVSS Vector Exploitability Score Impact Score Score Source First Seen
5.5
 MEDIUM CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H
1.8
3.6
 NIST

CWE ids for CVE-2021-3669

  • The product does not properly control the allocation and maintenance of a limited resource.
    Assigned by:
    • nvd@nist.gov (Secondary)
    • secalert@redhat.com (Secondary)
  • The product allocates a reusable resource or group of resources on behalf of an actor without imposing any restrictions on the size or number of resources that can be allocated, in violation of the intended security policy for that actor.
    Assigned by: nvd@nist.gov (Primary)

References for CVE-2021-3669

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