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.
Fixes

Solution

No solution given by the vendor.


Workaround

No workaround given by the vendor.

History

No history.

cve-icon MITRE

Status: PUBLISHED

Assigner: redhat

Published:

Updated: 2024-08-03T17:01:08.334Z

Reserved: 2021-08-03T00:00:00

Link: CVE-2021-3679

cve-icon Vulnrichment

No data.

cve-icon NVD

Status : Modified

Published: 2021-08-05T20:15:09.627

Modified: 2024-11-21T06:22:08.627

Link: CVE-2021-3679

cve-icon Redhat

Severity : Moderate

Publid Date: 2021-07-20T09:00:00Z

Links: CVE-2021-3679 - Bugzilla

cve-icon OpenCVE Enrichment

No data.