Description
A lack of CPU resource in the Linux kernel tracing module functionality in versions prior to 5.14-rc3 was found in the way user uses trace ring buffer in a specific way. Only privileged local users (with CAP_SYS_ADMIN capability) could use this flaw to starve the resources causing denial of service.
Analysis and contextual insights are available on OpenCVE Cloud.
Remediation
No vendor fix or workaround currently provided.
Additional remediation guidance may be available on OpenCVE Cloud.
Tracking
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Advisories
| Source | ID | Title |
|---|---|---|
Debian DLA |
DLA-2785-1 | linux-4.19 security update |
Debian DLA |
DLA-2843-1 | linux security update |
Debian DSA |
DSA-4978-1 | linux security update |
EUVD |
EUVD-2021-26970 | A lack of CPU resource in the Linux kernel tracing module functionality in versions prior to 5.14-rc3 was found in the way user uses trace ring buffer in a specific way. Only privileged local users (with CAP_SYS_ADMIN capability) could use this flaw to starve the resources causing denial of service. |
Ubuntu USN |
USN-5091-1 | Linux kernel vulnerabilities |
Ubuntu USN |
USN-5091-2 | Linux kernel (Raspberry Pi) vulnerabilities |
Ubuntu USN |
USN-5092-1 | Linux kernel vulnerabilities |
Ubuntu USN |
USN-5092-2 | Linux kernel vulnerabilities |
Ubuntu USN |
USN-5094-1 | Linux kernel vulnerabilities |
Ubuntu USN |
USN-5094-2 | Linux kernel (Raspberry Pi) vulnerabilities |
Ubuntu USN |
USN-5096-1 | Linux kernel (OEM) vulnerabilities |
Ubuntu USN |
USN-5115-1 | Linux kernel (OEM) vulnerabilities |
Ubuntu USN |
USN-5299-1 | Linux kernel vulnerabilities |
Ubuntu USN |
USN-5343-1 | Linux kernel vulnerabilities |
References
History
No history.
Status: PUBLISHED
Assigner: redhat
Published:
Updated: 2024-08-03T17:01:08.334Z
Reserved: 2021-08-03T00:00:00.000Z
Link: CVE-2021-3679
No data.
Status : Modified
Published: 2021-08-05T20:15:09.627
Modified: 2024-11-21T06:22:08.627
Link: CVE-2021-3679
OpenCVE Enrichment
No data.
Debian DLA
Debian DSA
EUVD
Ubuntu USN