What is CVE-2025-40201?

CVE-2025-40201 is a security advisory published by Microsoft Security Response Center (MSRC) with High severity. kernel/sys.c: fix the racy usage of task_lock(tsk-\u003egroup_leader) in sys_prlimit64() paths

Which CVE IDs does CVE-2025-40201 cover?

CVE-2025-40201 covers the following CVE IDs: CVE-2025-40201. Each CVE has its own detail page on EchelonGraph Pulse with the synthesized EG score.

What is the CVSS v3 score of CVE-2025-40201?

CVE-2025-40201 has a CVSS v3 base score of 7.1, published by Microsoft Security Response Center (MSRC).

CVE-2025-40201HighCVSS 7.1

kernel/sys.c: fix the racy usage of task_lock(tsk->group_leader) in sys_prlimit64() paths

Vendor

Microsoft Security Response Center (MSRC)

Published

May 31, 2026

Last Modified

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🔗 CVE IDs covered (1)

CVE-2025-40201 →