{"id":"CVE-2025-21761","revision":"8c2e79fc04a846dbb1deecf1d7981a82","records":[{"revision":"8c2e79fc04a846dbb1deecf1d7981a82","observedAt":"2026-10-23T15:48:27.903+00:00","statement":{"source":"cve-program","id":"CVE-2025-21761","aliases":[],"title":"openvswitch: use RCU protection in ovs_vport_cmd_fill_info()","description":"In the Linux kernel, the following vulnerability has been resolved:\n\nopenvswitch: use RCU protection in ovs_vport_cmd_fill_info()\n\novs_vport_cmd_fill_info() can be called without RTNL or RCU.\n\nUse RCU protection and dev_net_rcu() to avoid potential UAF.","state":0,"publishedAt":"2025-02-27T02:18:14.054+00:00","modifiedAt":"2026-10-15T01:04:07.041+00:00","affected":[{"ecosystem":"Vendor product","name":"Linux","ranges":[],"versions":[],"rawVersionEvidence":"{\n                    \"product\": \"Linux\",\n                    \"vendor\": \"Linux\",\n                    \"defaultStatus\": \"unaffected\",\n                    \"repo\": \"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git\",\n                    \"programFiles\": [\n                        \"net/openvswitch/datapath.c\"\n                    ],\n                    \"versions\": [\n                        {\n                            \"version\": \"9354d452034273a50a4fd703bea31e5d6b1fc20b\",\n                            \"lessThan\": \"e85a25d1a9985645e796039e843d1de581d2de1e\",\n                            \"status\": \"affected\",\n                            \"versionType\": \"git\"\n                        },\n                        {\n                            \"version\": \"9354d452034273a50a4fd703bea31e5d6b1fc20b\",\n                            \"lessThan\": \"a8816b3f1f151373fd30f1996f00480126c8bb11\",\n                            \"status\": \"affected\",\n                            \"versionType\": \"git\"\n                        },\n                        {\n                            \"version\": \"9354d452034273a50a4fd703bea31e5d6b1fc20b\",\n                            \"lessThan\": \"a884f57600e463f69d7b279c4598b865260b62a1\",\n                            \"status\": \"affected\",\n                            \"versionType\": \"git\"\n                        },\n                        {\n                            \"version\": \"9354d452034273a50a4fd703bea31e5d6b1fc20b\",\n                            \"lessThan\": \"7e01abc34e87abd091e619161a20f54ed4e3e2da\",\n                            \"status\": \"affected\",\n                            \"versionType\": \"git\"\n                        },\n                        {\n                            \"version\": \"9354d452034273a50a4fd703bea31e5d6b1fc20b\",\n                            \"lessThan\": \"8ec57509c36c8b9a23e50b7858dda0c520a2d074\",\n                            \"status\": \"affected\",\n                            \"versionType\": \"git\"\n                        },\n                        {\n                            \"version\": \"9354d452034273a50a4fd703bea31e5d6b1fc20b\",\n                            \"lessThan\": \"a849a10de5e04d798f7f286a2f1ca174719a617a\",\n                            \"status\": \"affected\",\n                            \"versionType\": \"git\"\n                        },\n                        {\n                            \"version\": \"9354d452034273a50a4fd703bea31e5d6b1fc20b\",\n                            \"lessThan\": \"5828937742af74666192835d657095d95c53dbd0\",\n                            \"status\": \"affected\",\n                            \"versionType\": \"git\"\n                        },\n                        {\n                            \"version\": \"9354d452034273a50a4fd703bea31e5d6b1fc20b\",\n                            \"lessThan\": \"90b2f49a502fa71090d9f4fe29a2f51fe5dff76d\",\n                            \"status\": \"affected\",\n                            \"versionType\": \"git\"\n                        }\n                    ]\n                }"},{"ecosystem":"Vendor product","name":"Linux","ranges":[],"versions":[],"rawVersionEvidence":"{\n                    \"product\": \"Linux\",\n                    \"vendor\": \"Linux\",\n                    \"defaultStatus\": \"affected\",\n                    \"repo\": \"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git\",\n                    \"programFiles\": [\n                        \"net/openvswitch/datapath.c\"\n                    ],\n                    \"versions\": [\n                        {\n                            \"version\": \"4.15\",\n                            \"status\": \"affected\"\n                        },\n                        {\n                            \"version\": \"0\",\n                            \"lessThan\": \"4.15\",\n                            \"status\": \"unaffected\",\n                            \"versionType\": \"semver\"\n                        },\n                        {\n                            \"version\": \"5.4.291\",\n                            \"lessThanOrEqual\": \"5.4.*\",\n                            \"status\": \"unaffected\",\n                            \"versionType\": \"semver\"\n                        },\n                        {\n                            \"version\": \"5.10.235\",\n                            \"lessThanOrEqual\": \"5.10.*\",\n                            \"status\": \"unaffected\",\n                            \"versionType\": \"semver\"\n                        },\n                        {\n                            \"version\": \"5.15.179\",\n                            \"lessThanOrEqual\": \"5.15.*\",\n                            \"status\": \"unaffected\",\n                            \"versionType\": \"semver\"\n                        },\n                        {\n                            \"version\": \"6.1.129\",\n                            \"lessThanOrEqual\": \"6.1.*\",\n                            \"status\": \"unaffected\",\n                            \"versionType\": \"semver\"\n                        },\n                        {\n                            \"version\": \"6.6.79\",\n                            \"lessThanOrEqual\": \"6.6.*\",\n                            \"status\": \"unaffected\",\n                            \"versionType\": \"semver\"\n                        },\n                        {\n                            \"version\": \"6.12.16\",\n                            \"lessThanOrEqual\": \"6.12.*\",\n                            \"status\": \"unaffected\",\n                            \"versionType\": \"semver\"\n                        },\n                        {\n                            \"version\": \"6.13.4\",\n                            \"lessThanOrEqual\": \"6.13.*\",\n                            \"status\": \"unaffected\",\n                            \"versionType\": \"semver\"\n                        },\n                        {\n                            \"version\": \"6.14\",\n                            \"lessThanOrEqual\": \"*\",\n                            \"status\": \"unaffected\",\n                            \"versionType\": \"original_commit_for_fix\"\n                        }\n                    ]\n                }"}],"metrics":[{"system":"CVSS 3.1","vector":"CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H","score":7.8,"severity":"HIGH"}],"references":["https://git.kernel.org/stable/c/e85a25d1a9985645e796039e843d1de581d2de1e","https://git.kernel.org/stable/c/a8816b3f1f151373fd30f1996f00480126c8bb11","https://git.kernel.org/stable/c/a884f57600e463f69d7b279c4598b865260b62a1","https://git.kernel.org/stable/c/7e01abc34e87abd091e619161a20f54ed4e3e2da","https://git.kernel.org/stable/c/8ec57509c36c8b9a23e50b7858dda0c520a2d074","https://git.kernel.org/stable/c/a849a10de5e04d798f7f286a2f1ca174719a617a","https://git.kernel.org/stable/c/5828937742af74666192835d657095d95c53dbd0","https://git.kernel.org/stable/c/90b2f49a502fa71090d9f4fe29a2f51fe5dff76d"],"sourceUrl":"https://www.cve.org/CVERecord?id=CVE-2025-21761","license":"CVE Program Terms of Use","key":"cve-program:CVE-2025-21761","identifiers":["CVE-2025-21761"]},"retained":false,"historicalAffected":[]}],"coverage":[]}