{"id":"CVE-2026-92489","revision":"423115a73cc244f3a545a725afd90753","records":[{"revision":"423115a73cc244f3a545a725afd90753","observedAt":"2026-10-23T15:48:27.903+00:00","statement":{"source":"cve-program","id":"CVE-2026-92489","aliases":[],"title":"xfrm: Fix skb double-free in xfrm_dev_direct_output()","description":"In the Linux kernel, the following vulnerability has been resolved:\n\nxfrm: Fix skb double-free in xfrm_dev_direct_output()\n\nA return value other than 1 from local_out() means that the skb has been\nconsumed or its ownership was transferred. xfrm_dev_direct_output()\nnevertheless frees the skb on this path, causing a double-free when\nnetfilter drops the packet and invalidating any other owner.\n\nReturn the local_out() result directly, matching the ownership handling\nin xfrm_output_resume().","state":0,"publishedAt":"2026-09-17T16:10:04.126+00:00","modifiedAt":"2026-10-19T09:03:55.784+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/xfrm/xfrm_output.c\"\n                    ],\n                    \"versions\": [\n                        {\n                            \"version\": \"bfb9b9404a53a72524ce695551755117e9d3deb0\",\n                            \"lessThan\": \"621871b696b108026bf4b44ed4085ffa2102f417\",\n                            \"status\": \"affected\",\n                            \"versionType\": \"git\"\n                        },\n                        {\n                            \"version\": \"a0395e96831adee8ffa016bf958e4dce9ece656e\",\n                            \"lessThan\": \"bc9297796bfdcc8d9609236e54519a4f38737aac\",\n                            \"status\": \"affected\",\n                            \"versionType\": \"git\"\n                        },\n                        {\n                            \"version\": \"5eddd76ec2fd1988f0a3450fde9730b10dd22992\",\n                            \"lessThan\": \"02deb637e965950148752a304dd1471212dd6470\",\n                            \"status\": \"affected\",\n                            \"versionType\": \"git\"\n                        },\n                        {\n                            \"version\": \"5eddd76ec2fd1988f0a3450fde9730b10dd22992\",\n                            \"lessThan\": \"56a347950e661c1a7f8f31c43a2ea53c2323b6f4\",\n                            \"status\": \"affected\",\n                            \"versionType\": \"git\"\n                        },\n                        {\n                            \"version\": \"5eddd76ec2fd1988f0a3450fde9730b10dd22992\",\n                            \"lessThan\": \"2aed51fc58d9ce450e2c116efb956160fd06fa02\",\n                            \"status\": \"affected\",\n                            \"versionType\": \"git\"\n                        },\n                        {\n                            \"version\": \"d1d673a5bede3767252cff19c0ab1e5387c6f43f\",\n                            \"status\": \"affected\",\n                            \"versionType\": \"git\"\n                        },\n                        {\n                            \"version\": \"6.6.85\",\n                            \"lessThan\": \"6.6.157\",\n                            \"status\": \"affected\",\n                            \"versionType\": \"semver\"\n                        },\n                        {\n                            \"version\": \"6.12.21\",\n                            \"lessThan\": \"6.12.110\",\n                            \"status\": \"affected\",\n                            \"versionType\": \"semver\"\n                        },\n                        {\n                            \"version\": \"6.13.9\",\n                            \"lessThan\": \"6.14\",\n                            \"status\": \"affected\",\n                            \"versionType\": \"semver\"\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/xfrm/xfrm_output.c\"\n                    ],\n                    \"versions\": [\n                        {\n                            \"version\": \"6.14\",\n                            \"status\": \"affected\"\n                        },\n                        {\n                            \"version\": \"0\",\n                            \"lessThan\": \"6.14\",\n                            \"status\": \"unaffected\",\n                            \"versionType\": \"semver\"\n                        },\n                        {\n                            \"version\": \"6.6.157\",\n                            \"lessThanOrEqual\": \"6.6.*\",\n                            \"status\": \"unaffected\",\n                            \"versionType\": \"semver\"\n                        },\n                        {\n                            \"version\": \"6.12.110\",\n                            \"lessThanOrEqual\": \"6.12.*\",\n                            \"status\": \"unaffected\",\n                            \"versionType\": \"semver\"\n                        },\n                        {\n                            \"version\": \"6.18.52\",\n                            \"lessThanOrEqual\": \"6.18.*\",\n                            \"status\": \"unaffected\",\n                            \"versionType\": \"semver\"\n                        },\n                        {\n                            \"version\": \"7.2.6\",\n                            \"lessThanOrEqual\": \"7.2.*\",\n                            \"status\": \"unaffected\",\n                            \"versionType\": \"semver\"\n                        },\n                        {\n                            \"version\": \"7.3\",\n                            \"lessThanOrEqual\": \"*\",\n                            \"status\": \"unaffected\",\n                            \"versionType\": \"original_commit_for_fix\"\n                        }\n                    ]\n                }"}],"metrics":[{"system":"CVSS 3.1","vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H","score":9.8,"severity":"CRITICAL"}],"references":["https://git.kernel.org/stable/c/621871b696b108026bf4b44ed4085ffa2102f417","https://git.kernel.org/stable/c/bc9297796bfdcc8d9609236e54519a4f38737aac","https://git.kernel.org/stable/c/02deb637e965950148752a304dd1471212dd6470","https://git.kernel.org/stable/c/56a347950e661c1a7f8f31c43a2ea53c2323b6f4","https://git.kernel.org/stable/c/2aed51fc58d9ce450e2c116efb956160fd06fa02"],"sourceUrl":"https://www.cve.org/CVERecord?id=CVE-2026-92489","license":"CVE Program Terms of Use","key":"cve-program:CVE-2026-92489","identifiers":["CVE-2026-92489"]},"retained":false,"historicalAffected":[]}],"coverage":[]}