imPC@ndo IT

Tracker / CVE-2024-26602

CVE-2024-26602

Medium 5.5

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.

Affected products and versions

linux linux_kernel · 4.14.0 → 4.19.307
linux linux_kernel · 4.20.0 → 5.4.269
linux linux_kernel · 5.11.0 → 5.15.149
linux linux_kernel · 5.16.0 → 6.1.79
linux linux_kernel · 5.5.0 → 5.10.210
linux linux_kernel · 6.2.0 → 6.6.18
linux linux_kernel · 6.7.0 → 6.7.6

Analysis

This page is not indexable yet.Until it carries original analysis — what it actually exposes, how to check in two minutes whether a system was touched, what to do if it was — the page stays noindex. The database decides that, not the template.

References