{"id":"CVE-2026-93109","revision":"a1ba3b0225a846979ecb73bba28d7e63","records":[{"revision":"a1ba3b0225a846979ecb73bba28d7e63","observedAt":"2026-10-23T15:48:27.903+00:00","statement":{"source":"cve-program","id":"CVE-2026-93109","aliases":[],"title":"RDMA/mlx5: Drain RCU callbacks during module teardown","description":"In the Linux kernel, the following vulnerability has been resolved:\n\nRDMA/mlx5: Drain RCU callbacks during module teardown\n\ndevx_free_subscription() can remain queued after the last DevX event file\ndrops its module reference or an auxiliary driver detaches its devices.\nmlx5_ib can then unload before the callback runs.\n\nRegistration error unwind has the same risk because driver registration\ncan attach existing devices before failing. Wait after all drivers have\nstopped.","state":0,"publishedAt":"2026-09-17T16:11:19.135+00:00","modifiedAt":"2026-10-19T09:05:41.9+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/infiniband/hw/mlx5/main.c\"\n                    ],\n                    \"versions\": [\n                        {\n                            \"version\": \"6898d1c661d79f4707d8ba82991b2195822780ca\",\n                            \"lessThan\": \"ca428e597f12b278bf158356e34641e6386cfa82\",\n                            \"status\": \"affected\",\n                            \"versionType\": \"git\"\n                        },\n                        {\n                            \"version\": \"6898d1c661d79f4707d8ba82991b2195822780ca\",\n                            \"lessThan\": \"59d60e04afd012f07e996d2e34cb90a4ec6f5cff\",\n                            \"status\": \"affected\",\n                            \"versionType\": \"git\"\n                        },\n                        {\n                            \"version\": \"6898d1c661d79f4707d8ba82991b2195822780ca\",\n                            \"lessThan\": \"2f946e7839f677fa14574b6babad14b37ae0bbbe\",\n                            \"status\": \"affected\",\n                            \"versionType\": \"git\"\n                        },\n                        {\n                            \"version\": \"6898d1c661d79f4707d8ba82991b2195822780ca\",\n                            \"lessThan\": \"4be7810ba70291abb2f68cc6db0ae1b93ee9c76a\",\n                            \"status\": \"affected\",\n                            \"versionType\": \"git\"\n                        },\n                        {\n                            \"version\": \"6898d1c661d79f4707d8ba82991b2195822780ca\",\n                            \"lessThan\": \"7babc25d8dd5b7642920fbc0737cfd1469e7025b\",\n                            \"status\": \"affected\",\n                            \"versionType\": \"git\"\n                        },\n                        {\n                            \"version\": \"6898d1c661d79f4707d8ba82991b2195822780ca\",\n                            \"lessThan\": \"4664368b9bd9d5d79ebad24056b98c34b9fed20f\",\n                            \"status\": \"affected\",\n                            \"versionType\": \"git\"\n                        },\n                        {\n                            \"version\": \"6898d1c661d79f4707d8ba82991b2195822780ca\",\n                            \"lessThan\": \"e37cdd75f8d61c1123d324ae5667ac3da562290e\",\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/infiniband/hw/mlx5/main.c\"\n                    ],\n                    \"versions\": [\n                        {\n                            \"version\": \"5.6\",\n                            \"status\": \"affected\"\n                        },\n                        {\n                            \"version\": \"0\",\n                            \"lessThan\": \"5.6\",\n                            \"status\": \"unaffected\",\n                            \"versionType\": \"semver\"\n                        },\n                        {\n                            \"version\": \"5.15.221\",\n                            \"lessThanOrEqual\": \"5.15.*\",\n                            \"status\": \"unaffected\",\n                            \"versionType\": \"semver\"\n                        },\n                        {\n                            \"version\": \"6.1.188\",\n                            \"lessThanOrEqual\": \"6.1.*\",\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":[],"references":["https://git.kernel.org/stable/c/ca428e597f12b278bf158356e34641e6386cfa82","https://git.kernel.org/stable/c/59d60e04afd012f07e996d2e34cb90a4ec6f5cff","https://git.kernel.org/stable/c/2f946e7839f677fa14574b6babad14b37ae0bbbe","https://git.kernel.org/stable/c/4be7810ba70291abb2f68cc6db0ae1b93ee9c76a","https://git.kernel.org/stable/c/7babc25d8dd5b7642920fbc0737cfd1469e7025b","https://git.kernel.org/stable/c/4664368b9bd9d5d79ebad24056b98c34b9fed20f","https://git.kernel.org/stable/c/e37cdd75f8d61c1123d324ae5667ac3da562290e"],"sourceUrl":"https://www.cve.org/CVERecord?id=CVE-2026-93109","license":"CVE Program Terms of Use","key":"cve-program:CVE-2026-93109","identifiers":["CVE-2026-93109"]},"retained":false,"historicalAffected":[]}],"coverage":[]}