In the Linux kernel, the following vulnerability has been resolved: sched/membarrier: reduce the ability to hammer on sys_membarrier On some systems, sys_membarrier can be very expensive, causing overall slowdowns for everything. So put a lock on the path in order to serialize the accesses to prevent the ability for this to be called at too high of a frequency and saturate the machine.
cve-icon MITRE

Status: PUBLISHED

Assigner: Linux

Published: 2024-02-24T14:56:56.992Z

Updated: 2024-12-19T08:43:20.951Z

Reserved: 2024-02-19T14:20:24.128Z

Link: CVE-2024-26602

cve-icon Vulnrichment

Updated: 2024-08-02T00:07:19.594Z

cve-icon NVD

Status : Modified

Published: 2024-02-26T16:28:00.043

Modified: 2024-11-21T09:02:38.290

Link: CVE-2024-26602

cve-icon Redhat

Severity : Moderate

Publid Date: 2024-02-24T00:00:00Z

Links: CVE-2024-26602 - Bugzilla