Bug 2516495 (CVE-2026-72355) - CVE-2026-72355 kernel: netfs: Fix barriering when walking subrequest list
Summary: CVE-2026-72355 kernel: netfs: Fix barriering when walking subrequest list
Keywords:
Status: NEW
Alias: CVE-2026-72355
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 06:15 UTC by OSIDB Bzimport
Modified: 2026-08-19 14:11 UTC (History)
2 users (show)

Fixed In Version:
Clone Of:
Environment:
Last Closed:
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Description OSIDB Bzimport 2026-08-15 06:15:31 UTC 
In the Linux kernel, the following vulnerability has been resolved:

netfs: Fix barriering when walking subrequest list

Fix the barriering used when walking the subrequest list in retry as
there's a possibility of seeing a subreq that's just been added by the
application thread.
Comment 1 Keith Grant 2026-08-19 14:06:40 UTC 
Upstream advisory:
https://lore.kernel.org/linux-cve-announce/2026081513-CVE-2026-72355-c4db@gregkh/T
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