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CVE-2025-21761

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CVE-2025-21761

Published: Feb 27, 2025

Modified: May 12, 2026

PUBLISHED

Description

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.

VendorProductVersions

Linux

Linux

affected
9354d452034273a50a4fd703bea31e5d6b1fc20b - < e85a25d1a9985645e796039e843d1de581d2de1e
affected
9354d452034273a50a4fd703bea31e5d6b1fc20b - < a8816b3f1f151373fd30f1996f00480126c8bb11
affected
9354d452034273a50a4fd703bea31e5d6b1fc20b - < a884f57600e463f69d7b279c4598b865260b62a1
affected
9354d452034273a50a4fd703bea31e5d6b1fc20b - < 7e01abc34e87abd091e619161a20f54ed4e3e2da
affected
9354d452034273a50a4fd703bea31e5d6b1fc20b - < 8ec57509c36c8b9a23e50b7858dda0c520a2d074

+3 more versions

Linux

Linux

affected
4.15
unaffected
0 - < 4.15
unaffected
5.4.291 - <= 5.4.*
unaffected
5.10.235 - <= 5.10.*
unaffected
5.15.179 - <= 5.15.*

+5 more versions

References

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