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CVE-2025-21761

openvswitch: use RCU protection in ovs_vport_cmd_fill_info()

CVSS 7.8 HIGHEPSS 0.2%CWE-416
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.
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
Produtos afetados
Linux · Linux

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Referências
https://cert-portal.siemens.com/productcert/html/ssa-265688.htmlhttps://git.kernel.org/stable/c/5828937742af74666192835d657095d95c53dbd0https://git.kernel.org/stable/c/7e01abc34e87abd091e619161a20f54ed4e3e2dahttps://git.kernel.org/stable/c/8ec57509c36c8b9a23e50b7858dda0c520a2d074https://git.kernel.org/stable/c/90b2f49a502fa71090d9f4fe29a2f51fe5dff76dhttps://git.kernel.org/stable/c/a849a10de5e04d798f7f286a2f1ca174719a617ahttps://git.kernel.org/stable/c/a8816b3f1f151373fd30f1996f00480126c8bb11https://git.kernel.org/stable/c/a884f57600e463f69d7b279c4598b865260b62a1https://git.kernel.org/stable/c/e85a25d1a9985645e796039e843d1de581d2de1ehttps://lists.debian.org/debian-lts-announce/2025/03/msg00028.htmlhttps://lists.debian.org/debian-lts-announce/2025/05/msg00030.html