Bug 2406780 (CVE-2025-40075) - CVE-2025-40075 kernel: tcp_metrics: use dst_dev_net_rcu()
Summary: CVE-2025-40075 kernel: tcp_metrics: use dst_dev_net_rcu()
Keywords:
Status: NEW
Alias: CVE-2025-40075
Product: Security Response
Classification: Other
Component: vulnerability
Version: unspecified
Hardware: All
OS: Linux
high
high
Target Milestone: ---
Assignee: Product Security DevOps Team
QA Contact:
URL:
Whiteboard:
Depends On:
Blocks:
TreeView+ depends on / blocked
 
Reported: 2025-10-28 12:05 UTC by OSIDB Bzimport
Modified: 2025-10-28 20:23 UTC (History)
0 users

Fixed In Version:
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Description OSIDB Bzimport 2025-10-28 12:05:12 UTC 
In the Linux kernel, the following vulnerability has been resolved:

tcp_metrics: use dst_dev_net_rcu()

Replace three dst_dev() with a lockdep enabled helper.
Comment 1 Jon Moroney 2025-10-28 20:21:53 UTC 
Upstream advisory:
https://lore.kernel.org/linux-cve-announce/2025102819-CVE-2025-40075-770f@gregkh/T
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