{"id":"CVE-2026-98018","revision":"8e46b1fcfb6840cfb2505c4b435ebea6","records":[{"revision":"8e46b1fcfb6840cfb2505c4b435ebea6","observedAt":"2026-10-23T15:48:27.903+00:00","statement":{"source":"cve-program","id":"CVE-2026-98018","aliases":[],"title":"net: mctp: i3c: serialize probe with bus removal","description":"In the Linux kernel, the following vulnerability has been resolved:\n\nnet: mctp: i3c: serialize probe with bus removal\n\nmctp_i3c_probe() drops busdevs_lock after finding the matching bus. A\nconcurrent I3C_NOTIFY_BUS_REMOVE can then unregister and free the bus\nnetdev before probe passes its private data to mctp_i3c_add_device().\nThe latter consequently adds a list node through a freed mbus pointer.\n\nKeep busdevs_lock held until the device has been added. This also\nsatisfies the __must_hold annotation on mctp_i3c_add_device().","state":0,"publishedAt":"2026-09-25T10:23:39.706+00:00","modifiedAt":"2026-10-19T09:12:23.555+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                        \"drivers/net/mctp/mctp-i3c.c\"\n                    ],\n                    \"versions\": [\n                        {\n                            \"version\": \"c8755b29b58ec65be17bcb8c40763d2dcb1f1db5\",\n                            \"lessThan\": \"e6541b2747682fdb2c6ded4a7cf7c39c4067a35c\",\n                            \"status\": \"affected\",\n                            \"versionType\": \"git\"\n                        },\n                        {\n                            \"version\": \"c8755b29b58ec65be17bcb8c40763d2dcb1f1db5\",\n                            \"lessThan\": \"765c5e357e67916a7aac8ead4ac2fa7d2bffe000\",\n                            \"status\": \"affected\",\n                            \"versionType\": \"git\"\n                        },\n                        {\n                            \"version\": \"c8755b29b58ec65be17bcb8c40763d2dcb1f1db5\",\n                            \"lessThan\": \"906d8dbafabfa81a30e3ade420cb9912f223a5e1\",\n                            \"status\": \"affected\",\n                            \"versionType\": \"git\"\n                        },\n                        {\n                            \"version\": \"c8755b29b58ec65be17bcb8c40763d2dcb1f1db5\",\n                            \"lessThan\": \"2b4707a149a55e8fa75c9ef32b359d60f470a566\",\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                        \"drivers/net/mctp/mctp-i3c.c\"\n                    ],\n                    \"versions\": [\n                        {\n                            \"version\": \"6.7\",\n                            \"status\": \"affected\"\n                        },\n                        {\n                            \"version\": \"0\",\n                            \"lessThan\": \"6.7\",\n                            \"status\": \"unaffected\",\n                            \"versionType\": \"semver\"\n                        },\n                        {\n                            \"version\": \"6.12.111\",\n                            \"lessThanOrEqual\": \"6.12.*\",\n                            \"status\": \"unaffected\",\n                            \"versionType\": \"semver\"\n                        },\n                        {\n                            \"version\": \"6.18.53\",\n                            \"lessThanOrEqual\": \"6.18.*\",\n                            \"status\": \"unaffected\",\n                            \"versionType\": \"semver\"\n                        },\n                        {\n                            \"version\": \"7.2.7\",\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":[],"references":["https://git.kernel.org/stable/c/e6541b2747682fdb2c6ded4a7cf7c39c4067a35c","https://git.kernel.org/stable/c/765c5e357e67916a7aac8ead4ac2fa7d2bffe000","https://git.kernel.org/stable/c/906d8dbafabfa81a30e3ade420cb9912f223a5e1","https://git.kernel.org/stable/c/2b4707a149a55e8fa75c9ef32b359d60f470a566"],"sourceUrl":"https://www.cve.org/CVERecord?id=CVE-2026-98018","license":"CVE Program Terms of Use","key":"cve-program:CVE-2026-98018","identifiers":["CVE-2026-98018"]},"retained":false,"historicalAffected":[]}],"coverage":[]}