Bug 2516441 (CVE-2026-72012) - CVE-2026-72012 kernel: tracing/osnoise: Call synchronize_rcu() when unregistering
Summary: CVE-2026-72012 kernel: tracing/osnoise: Call synchronize_rcu() when unregiste...
Keywords:
Status: NEW
Alias: CVE-2026-72012
Product: Security Response
Classification: Other
Component: vulnerability
Version: unspecified
Hardware: All
OS: Linux
medium
medium
Target Milestone: ---
Assignee: Product Security DevOps Team
QA Contact:
URL:
Whiteboard:
Depends On:
Blocks:
TreeView+ depends on / blocked
 
Reported: 2026-08-15 06:12 UTC by OSIDB Bzimport
Modified: 2026-08-17 15:38 UTC (History)
2 users (show)

Fixed In Version:
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Description OSIDB Bzimport 2026-08-15 06:12:41 UTC 
In the Linux kernel, the following vulnerability has been resolved:

tracing/osnoise: Call synchronize_rcu() when unregistering

This ensures that any RCU readers traversing the instance list
have finished, before releasing the reference on the tracer that
the instance points to.
Comment 1 Keith Grant 2026-08-17 15:35:48 UTC 
Upstream advisory:
https://lore.kernel.org/linux-cve-announce/2026081508-CVE-2026-72012-db27@gregkh/T
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