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CVE-2024-26602

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Date: February 26, 2024

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.

Language: C

Severity Score

Related Resources (10)

https://git.kernel.org/stable/c/24ec7504a08a67247fbe798d1de995208a8c128a
https://git.kernel.org/stable/c/50fb4e17df319bb33be6f14e2a856950c1577dee
https://git.kernel.org/stable/c/3cd139875e9a7688b3fc715264032620812a5fa3
https://git.kernel.org/stable/c/b6a2a9cbb67545c825ec95f06adb7ff300a2ad71
https://git.kernel.org/stable/c/2441a64070b85c14eecc3728cc87e883f953f265
https://nvd.nist.gov/vuln/detail/CVE-2024-26602
https://git.kernel.org/stable/c/944d5fe50f3f03daacfea16300e656a1691c4a23
https://git.kernel.org/stable/c/c5b2063c65d05e79fad8029324581d86cfba7eea
https://git.kernel.org/stable/c/db896bbe4a9c67cee377e5f6a743350d3ae4acf6
https://www.mend.io/vulnerability-database/CVE-2024-26602

Severity Score

Weakness Type (CWE)

Insufficient Information

NVD-CWE-noinfo

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CVSS v3.1

Base Score:
Attack Vector (AV): LOCAL
Attack Complexity (AC): LOW
Privileges Required (PR): LOW
User Interaction (UI): NONE
Scope (S): UNCHANGED
Confidentiality (C): NONE
Integrity (I): NONE
Availability (A): HIGH

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