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CVE-2024-26602

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CVE-2024-26602

Published: Feb 24, 2024

Modified: May 11, 2026

PUBLISHED

Description

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.

VendorProductVersions

Linux

Linux

affected
22e4ebb975822833b083533035233d128b30e98f - < 3cd139875e9a7688b3fc715264032620812a5fa3
affected
22e4ebb975822833b083533035233d128b30e98f - < 2441a64070b85c14eecc3728cc87e883f953f265
affected
22e4ebb975822833b083533035233d128b30e98f - < db896bbe4a9c67cee377e5f6a743350d3ae4acf6
affected
22e4ebb975822833b083533035233d128b30e98f - < 50fb4e17df319bb33be6f14e2a856950c1577dee
affected
22e4ebb975822833b083533035233d128b30e98f - < 24ec7504a08a67247fbe798d1de995208a8c128a

+3 more versions

Linux

Linux

affected
4.14
unaffected
0 - < 4.14
unaffected
4.19.307 - <= 4.19.*
unaffected
5.4.269 - <= 5.4.*
unaffected
5.10.210 - <= 5.10.*

+5 more versions

References

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