{"id":"CVE-2026-89510","revision":"2921d91e59af4c99a0e9550a3657947c","records":[{"revision":"2921d91e59af4c99a0e9550a3657947c","observedAt":"2026-10-23T15:48:27.903+00:00","statement":{"source":"cve-program","id":"CVE-2026-89510","aliases":[],"title":"RDMA/cxgb4: Cancel reg_work before freeing device on remove","description":"In the Linux kernel, the following vulnerability has been resolved:\n\nRDMA/cxgb4: Cancel reg_work before freeing device on remove\n\nc4iw_uld_state_change() queues reg_work to register the RDMA device.\nc4iw_remove() can free ctx->dev while this work is pending or running,\nleaving c4iw_register_device() accessing the freed device.\n\nCancel reg_work before removing the device.  The registration work can\ntear down ctx->dev when registration fails, so do not unregister or\ndeallocate it again in that case.\n\nThis issue was found by an in-house static analysis tool.","state":0,"publishedAt":"2026-09-11T19:43:55.989+00:00","modifiedAt":"2026-10-19T08:48:01.638+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/cxgb4/device.c\"\n                    ],\n                    \"versions\": [\n                        {\n                            \"version\": \"1c8f1da5d851b92aeb81dbbb9ebd516f6e2588f5\",\n                            \"lessThan\": \"e6e79e7be87c5ea92728060a3d7fb56890a91e45\",\n                            \"status\": \"affected\",\n                            \"versionType\": \"git\"\n                        },\n                        {\n                            \"version\": \"1c8f1da5d851b92aeb81dbbb9ebd516f6e2588f5\",\n                            \"lessThan\": \"672ee1981db10569ec96030bddb322f18382ec04\",\n                            \"status\": \"affected\",\n                            \"versionType\": \"git\"\n                        },\n                        {\n                            \"version\": \"1c8f1da5d851b92aeb81dbbb9ebd516f6e2588f5\",\n                            \"lessThan\": \"4681e731db07769846901cfabdd3e53f765eb9d3\",\n                            \"status\": \"affected\",\n                            \"versionType\": \"git\"\n                        },\n                        {\n                            \"version\": \"1c8f1da5d851b92aeb81dbbb9ebd516f6e2588f5\",\n                            \"lessThan\": \"3265d558dfafab8f12f5fba06ebbf15cae9f3225\",\n                            \"status\": \"affected\",\n                            \"versionType\": \"git\"\n                        },\n                        {\n                            \"version\": \"1c8f1da5d851b92aeb81dbbb9ebd516f6e2588f5\",\n                            \"lessThan\": \"fe9c591026c576d8b1f72aab5e4cd67350530763\",\n                            \"status\": \"affected\",\n                            \"versionType\": \"git\"\n                        },\n                        {\n                            \"version\": \"1c8f1da5d851b92aeb81dbbb9ebd516f6e2588f5\",\n                            \"lessThan\": \"85f438382a865a4dc4c50e6b884310bb2b60fc4d\",\n                            \"status\": \"affected\",\n                            \"versionType\": \"git\"\n                        },\n                        {\n                            \"version\": \"1c8f1da5d851b92aeb81dbbb9ebd516f6e2588f5\",\n                            \"lessThan\": \"320e5258a53af0abc5abd9eb01519a48bab2dee8\",\n                            \"status\": \"affected\",\n                            \"versionType\": \"git\"\n                        },\n                        {\n                            \"version\": \"1c8f1da5d851b92aeb81dbbb9ebd516f6e2588f5\",\n                            \"lessThan\": \"a7100601aa1a39f799a566acce10db20eaf4b7f2\",\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/cxgb4/device.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\": \"5.10.270\",\n                            \"lessThanOrEqual\": \"5.10.*\",\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\": \"6.12.109\",\n                            \"lessThanOrEqual\": \"6.12.*\",\n                            \"status\": \"unaffected\",\n                            \"versionType\": \"semver\"\n                        },\n                        {\n                            \"version\": \"6.18.50\",\n                            \"lessThanOrEqual\": \"6.18.*\",\n                            \"status\": \"unaffected\",\n                            \"versionType\": \"semver\"\n                        },\n                        {\n                            \"version\": \"7.2.4\",\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: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/e6e79e7be87c5ea92728060a3d7fb56890a91e45","https://git.kernel.org/stable/c/672ee1981db10569ec96030bddb322f18382ec04","https://git.kernel.org/stable/c/4681e731db07769846901cfabdd3e53f765eb9d3","https://git.kernel.org/stable/c/3265d558dfafab8f12f5fba06ebbf15cae9f3225","https://git.kernel.org/stable/c/fe9c591026c576d8b1f72aab5e4cd67350530763","https://git.kernel.org/stable/c/85f438382a865a4dc4c50e6b884310bb2b60fc4d","https://git.kernel.org/stable/c/320e5258a53af0abc5abd9eb01519a48bab2dee8","https://git.kernel.org/stable/c/a7100601aa1a39f799a566acce10db20eaf4b7f2"],"sourceUrl":"https://www.cve.org/CVERecord?id=CVE-2026-89510","license":"CVE Program Terms of Use","key":"cve-program:CVE-2026-89510","identifiers":["CVE-2026-89510"]},"retained":false,"historicalAffected":[]}],"coverage":[]}