Bug 2348612 (CVE-2025-21761) - CVE-2025-21761 kernel: openvswitch: use RCU protection in ovs_vport_cmd_fill_info()
Summary: CVE-2025-21761 kernel: openvswitch: use RCU protection in ovs_vport_cmd_fill_...
Keywords:
Status: NEW
Alias: CVE-2025-21761
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: 2025-02-27 03:05 UTC by OSIDB Bzimport
Modified: 2025-02-27 20:04 UTC (History)
4 users (show)

Fixed In Version:
Clone Of:
Environment:
Last Closed:
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Description OSIDB Bzimport 2025-02-27 03:05:09 UTC
In the Linux kernel, the following vulnerability has been resolved:

openvswitch: use RCU protection in ovs_vport_cmd_fill_info()

ovs_vport_cmd_fill_info() can be called without RTNL or RCU.

Use RCU protection and dev_net_rcu() to avoid potential UAF.


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