Allocation of Resources Without Limits or Throttling Affecting kernel-rt-debug package, versions *
Threat Intelligence
EPSS
0.04% (6th
percentile)
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Test your applications- Snyk ID SNYK-CENTOS7-KERNELRTDEBUG-2023891
- published 2 Aug 2021
- disclosed 2 Aug 2021
Introduced: 2 Aug 2021
CVE-2021-3669 Open this link in a new tabHow to fix?
There is no fixed version for Centos:7 kernel-rt-debug.
NVD Description
Note: Versions mentioned in the description apply only to the upstream kernel-rt-debug package and not the kernel-rt-debug package as distributed by Centos.
See How to fix? for Centos:7 relevant fixed versions and status.
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.
References
- https://access.redhat.com/security/cve/CVE-2021-3669
- https://access.redhat.com/errata/RHSA-2022:1975
- https://access.redhat.com/errata/RHSA-2022:1988
- https://bugzilla.redhat.com/show_bug.cgi?id=1980619
- https://security-tracker.debian.org/tracker/CVE-2021-3669
- https://bugzilla.redhat.com/show_bug.cgi?id=1986473
CVSS Scores
version 3.1