{"id":"CVE-2026-64005","revision":"99d27124b1274e5ab60f6321392b23fe","records":[{"revision":"99d27124b1274e5ab60f6321392b23fe","observedAt":"2026-10-23T15:48:27.903+00:00","statement":{"source":"cve-program","id":"CVE-2026-64005","aliases":[],"title":"net/smc: Do not re-initialize smc hashtables","description":"In the Linux kernel, the following vulnerability has been resolved:\n\nnet/smc: Do not re-initialize smc hashtables\n\nINIT_HLIST_HEAD(&smc_v*_hashinfo.ht) are called after smc_nl_init(),\nproto_register() and sock_register(). This can lead to smc_v*_hashinfo.ht\nbeing reset even though hash entries already exist and are being used,\npossibly resulting in a corrupted list.\n\nRemove unnecessary and dangerous re-initialisation of smc_v*_hashinfo.ht in\nsmc_init(); it is implicitly initialised to zero anyhow. Add\nHLIST_HEAD_INIT to the definitions for clarity.","state":0,"publishedAt":"2026-07-19T14:56:21.608+00:00","modifiedAt":"2026-10-19T20:18:02.958+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/smc/af_smc.c\"\n                    ],\n                    \"versions\": [\n                        {\n                            \"version\": \"f16a7dd5cf27eeda187425c9c7d96802a549f9c4\",\n                            \"lessThan\": \"cdc79c05cc375f68ae87b0c74fdaac1a5c93155a\",\n                            \"status\": \"affected\",\n                            \"versionType\": \"git\"\n                        },\n                        {\n                            \"version\": \"f16a7dd5cf27eeda187425c9c7d96802a549f9c4\",\n                            \"lessThan\": \"2006605006e5a4a11d93e1ebdbbe95764d24276f\",\n                            \"status\": \"affected\",\n                            \"versionType\": \"git\"\n                        },\n                        {\n                            \"version\": \"f16a7dd5cf27eeda187425c9c7d96802a549f9c4\",\n                            \"lessThan\": \"64c96e497d5ada0b90e99bf58f893aa2b73dcfbc\",\n                            \"status\": \"affected\",\n                            \"versionType\": \"git\"\n                        },\n                        {\n                            \"version\": \"f16a7dd5cf27eeda187425c9c7d96802a549f9c4\",\n                            \"lessThan\": \"ed7a758313011885347b854e97cb95903ef3c3f7\",\n                            \"status\": \"affected\",\n                            \"versionType\": \"git\"\n                        },\n                        {\n                            \"version\": \"f16a7dd5cf27eeda187425c9c7d96802a549f9c4\",\n                            \"lessThan\": \"0cc9d0ac22d02f1ba1884de5d6de9eaf8b45d82d\",\n                            \"status\": \"affected\",\n                            \"versionType\": \"git\"\n                        },\n                        {\n                            \"version\": \"f16a7dd5cf27eeda187425c9c7d96802a549f9c4\",\n                            \"lessThan\": \"55cba6b883b41e5922c00ba9d4e3262131f46f1b\",\n                            \"status\": \"affected\",\n                            \"versionType\": \"git\"\n                        },\n                        {\n                            \"version\": \"f16a7dd5cf27eeda187425c9c7d96802a549f9c4\",\n                            \"lessThan\": \"5ec939367e700722ffbb1b7cacccbb1a3cf0ebd1\",\n                            \"status\": \"affected\",\n                            \"versionType\": \"git\"\n                        },\n                        {\n                            \"version\": \"f16a7dd5cf27eeda187425c9c7d96802a549f9c4\",\n                            \"lessThan\": \"9e4389b0038781f19f97895186ed941ff8ac1678\",\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/smc/af_smc.c\"\n                    ],\n                    \"versions\": [\n                        {\n                            \"version\": \"4.11\",\n                            \"status\": \"affected\"\n                        },\n                        {\n                            \"version\": \"0\",\n                            \"lessThan\": \"4.11\",\n                            \"status\": \"unaffected\",\n                            \"versionType\": \"semver\"\n                        },\n                        {\n                            \"version\": \"5.10.259\",\n                            \"lessThanOrEqual\": \"5.10.*\",\n                            \"status\": \"unaffected\",\n                            \"versionType\": \"semver\"\n                        },\n                        {\n                            \"version\": \"5.15.210\",\n                            \"lessThanOrEqual\": \"5.15.*\",\n                            \"status\": \"unaffected\",\n                            \"versionType\": \"semver\"\n                        },\n                        {\n                            \"version\": \"6.1.176\",\n                            \"lessThanOrEqual\": \"6.1.*\",\n                            \"status\": \"unaffected\",\n                            \"versionType\": \"semver\"\n                        },\n                        {\n                            \"version\": \"6.6.143\",\n                            \"lessThanOrEqual\": \"6.6.*\",\n                            \"status\": \"unaffected\",\n                            \"versionType\": \"semver\"\n                        },\n                        {\n                            \"version\": \"6.12.93\",\n                            \"lessThanOrEqual\": \"6.12.*\",\n                            \"status\": \"unaffected\",\n                            \"versionType\": \"semver\"\n                        },\n                        {\n                            \"version\": \"6.18.35\",\n                            \"lessThanOrEqual\": \"6.18.*\",\n                            \"status\": \"unaffected\",\n                            \"versionType\": \"semver\"\n                        },\n                        {\n                            \"version\": \"7.0.12\",\n                            \"lessThanOrEqual\": \"7.0.*\",\n                            \"status\": \"unaffected\",\n                            \"versionType\": \"semver\"\n                        },\n                        {\n                            \"version\": \"7.1\",\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/cdc79c05cc375f68ae87b0c74fdaac1a5c93155a","https://git.kernel.org/stable/c/2006605006e5a4a11d93e1ebdbbe95764d24276f","https://git.kernel.org/stable/c/64c96e497d5ada0b90e99bf58f893aa2b73dcfbc","https://git.kernel.org/stable/c/ed7a758313011885347b854e97cb95903ef3c3f7","https://git.kernel.org/stable/c/0cc9d0ac22d02f1ba1884de5d6de9eaf8b45d82d","https://git.kernel.org/stable/c/55cba6b883b41e5922c00ba9d4e3262131f46f1b","https://git.kernel.org/stable/c/5ec939367e700722ffbb1b7cacccbb1a3cf0ebd1","https://git.kernel.org/stable/c/9e4389b0038781f19f97895186ed941ff8ac1678"],"sourceUrl":"https://www.cve.org/CVERecord?id=CVE-2026-64005","license":"CVE Program Terms of Use","key":"cve-program:CVE-2026-64005","identifiers":["CVE-2026-64005"]},"retained":false,"historicalAffected":[]}],"coverage":[]}