CVE-2025-21761
openvswitch: use RCU protection in ovs_vport_cmd_fill_info()
CVSS Score
7.8
EPSS Score
0.0%
EPSS Percentile
0th
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.
| Vendor | linux |
| Product | linux |
| Ecosystems | |
| Industries | Technology |
| Published | Feb 27, 2025 |
| Last Updated | May 12, 2026 |
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Affected Versions
Linux / Linux
9354d452034273a50a4fd703bea31e5d6b1fc20b < e85a25d1a9985645e796039e843d1de581d2de1e 9354d452034273a50a4fd703bea31e5d6b1fc20b < a8816b3f1f151373fd30f1996f00480126c8bb11 9354d452034273a50a4fd703bea31e5d6b1fc20b < a884f57600e463f69d7b279c4598b865260b62a1 9354d452034273a50a4fd703bea31e5d6b1fc20b < 7e01abc34e87abd091e619161a20f54ed4e3e2da 9354d452034273a50a4fd703bea31e5d6b1fc20b < 8ec57509c36c8b9a23e50b7858dda0c520a2d074 9354d452034273a50a4fd703bea31e5d6b1fc20b < a849a10de5e04d798f7f286a2f1ca174719a617a 9354d452034273a50a4fd703bea31e5d6b1fc20b < 5828937742af74666192835d657095d95c53dbd0 9354d452034273a50a4fd703bea31e5d6b1fc20b < 90b2f49a502fa71090d9f4fe29a2f51fe5dff76d
Linux / Linux
4.15
References
git.kernel.org: https://git.kernel.org/stable/c/e85a25d1a9985645e796039e843d1de581d2de1e git.kernel.org: https://git.kernel.org/stable/c/a8816b3f1f151373fd30f1996f00480126c8bb11 git.kernel.org: https://git.kernel.org/stable/c/a884f57600e463f69d7b279c4598b865260b62a1 git.kernel.org: https://git.kernel.org/stable/c/7e01abc34e87abd091e619161a20f54ed4e3e2da git.kernel.org: https://git.kernel.org/stable/c/8ec57509c36c8b9a23e50b7858dda0c520a2d074 git.kernel.org: https://git.kernel.org/stable/c/a849a10de5e04d798f7f286a2f1ca174719a617a git.kernel.org: https://git.kernel.org/stable/c/5828937742af74666192835d657095d95c53dbd0 git.kernel.org: https://git.kernel.org/stable/c/90b2f49a502fa71090d9f4fe29a2f51fe5dff76d lists.debian.org: https://lists.debian.org/debian-lts-announce/2025/05/msg00030.html lists.debian.org: https://lists.debian.org/debian-lts-announce/2025/03/msg00028.html cert-portal.siemens.com: https://cert-portal.siemens.com/productcert/html/ssa-265688.html