Bug 2541358 (CVE-2026-98147) - CVE-2026-98147 kernel: printk: Don't WARN on kthread_run failure
Summary: CVE-2026-98147 kernel: printk: Don't WARN on kthread_run failure
Keywords:
Status: NEW
Alias: CVE-2026-98147
Product: Security Response
Classification: Other
Component: vulnerability
Version: unspecified
Hardware: All
OS: Linux
low
low
Target Milestone: ---
Assignee: Product Security
QA Contact:
URL:
Whiteboard:
Depends On:
Blocks:
TreeView+ depends on / blocked
 
Reported: 2026-09-25 11:33 UTC by OSIDB Bzimport
Modified: 2026-09-28 16:12 UTC (History)
17 users (show)

Fixed In Version:
Clone Of:
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Description OSIDB Bzimport 2026-09-25 11:33:32 UTC 
In the Linux kernel, the following vulnerability has been resolved:

printk: Don't WARN on kthread_run failure.

Since __kthread_create_on_node() returns -EINTR upon SIGKILL,
we should not use WARN_ON() in order to catch kthread_run() failure.
Comment 1 Keith Grant 2026-09-28 16:04:40 UTC 
Upstream advisory:
https://git.kernel.org/pub/scm/linux/security/vulns.git/plain/cve/published/2026/CVE-2026-98147.mbox
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