{"id":"CVE-2023-53006","revision":"98d701f0469f44dfa09087e31f2d2c8e","records":[{"revision":"98d701f0469f44dfa09087e31f2d2c8e","observedAt":"2026-10-23T15:48:27.903+00:00","statement":{"source":"cve-program","id":"CVE-2023-53006","aliases":[],"title":"cifs: Fix oops due to uncleared server->smbd_conn in reconnect","description":"In the Linux kernel, the following vulnerability has been resolved:\n\ncifs: Fix oops due to uncleared server->smbd_conn in reconnect\n\nIn smbd_destroy(), clear the server->smbd_conn pointer after freeing the\nsmbd_connection struct that it points to so that reconnection doesn't get\nconfused.","state":0,"publishedAt":"2025-03-27T16:43:37.225+00:00","modifiedAt":"2026-10-15T21:41:25.078+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                        \"fs/cifs/smbdirect.c\"\n                    ],\n                    \"versions\": [\n                        {\n                            \"version\": \"8ef130f9ec27973f7b49e20c5a3b9134ca33026c\",\n                            \"lessThan\": \"a9640c0b268405f2540e8203a545e930ea88bb7d\",\n                            \"status\": \"affected\",\n                            \"versionType\": \"git\"\n                        },\n                        {\n                            \"version\": \"8ef130f9ec27973f7b49e20c5a3b9134ca33026c\",\n                            \"lessThan\": \"91be54849d5392050f5b847b42bd5e6221551ac8\",\n                            \"status\": \"affected\",\n                            \"versionType\": \"git\"\n                        },\n                        {\n                            \"version\": \"8ef130f9ec27973f7b49e20c5a3b9134ca33026c\",\n                            \"lessThan\": \"e037baee16e0b9ace7e730888fcae9cec11daff2\",\n                            \"status\": \"affected\",\n                            \"versionType\": \"git\"\n                        },\n                        {\n                            \"version\": \"8ef130f9ec27973f7b49e20c5a3b9134ca33026c\",\n                            \"lessThan\": \"4b83bc6f87eedab4599b0123e572a422689444be\",\n                            \"status\": \"affected\",\n                            \"versionType\": \"git\"\n                        },\n                        {\n                            \"version\": \"8ef130f9ec27973f7b49e20c5a3b9134ca33026c\",\n                            \"lessThan\": \"5109607a4ece7cd8536172bf7549eb4dce1f3576\",\n                            \"status\": \"affected\",\n                            \"versionType\": \"git\"\n                        },\n                        {\n                            \"version\": \"8ef130f9ec27973f7b49e20c5a3b9134ca33026c\",\n                            \"lessThan\": \"b7ab9161cf5ddc42a288edf9d1a61f3bdffe17c7\",\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                        \"fs/cifs/smbdirect.c\"\n                    ],\n                    \"versions\": [\n                        {\n                            \"version\": \"4.16\",\n                            \"status\": \"affected\"\n                        },\n                        {\n                            \"version\": \"0\",\n                            \"lessThan\": \"4.16\",\n                            \"status\": \"unaffected\",\n                            \"versionType\": \"semver\"\n                        },\n                        {\n                            \"version\": \"4.19.272\",\n                            \"lessThanOrEqual\": \"4.19.*\",\n                            \"status\": \"unaffected\",\n                            \"versionType\": \"semver\"\n                        },\n                        {\n                            \"version\": \"5.4.231\",\n                            \"lessThanOrEqual\": \"5.4.*\",\n                            \"status\": \"unaffected\",\n                            \"versionType\": \"semver\"\n                        },\n                        {\n                            \"version\": \"5.10.166\",\n                            \"lessThanOrEqual\": \"5.10.*\",\n                            \"status\": \"unaffected\",\n                            \"versionType\": \"semver\"\n                        },\n                        {\n                            \"version\": \"5.15.91\",\n                            \"lessThanOrEqual\": \"5.15.*\",\n                            \"status\": \"unaffected\",\n                            \"versionType\": \"semver\"\n                        },\n                        {\n                            \"version\": \"6.1.9\",\n                            \"lessThanOrEqual\": \"6.1.*\",\n                            \"status\": \"unaffected\",\n                            \"versionType\": \"semver\"\n                        },\n                        {\n                            \"version\": \"6.2\",\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/a9640c0b268405f2540e8203a545e930ea88bb7d","https://git.kernel.org/stable/c/91be54849d5392050f5b847b42bd5e6221551ac8","https://git.kernel.org/stable/c/e037baee16e0b9ace7e730888fcae9cec11daff2","https://git.kernel.org/stable/c/4b83bc6f87eedab4599b0123e572a422689444be","https://git.kernel.org/stable/c/5109607a4ece7cd8536172bf7549eb4dce1f3576","https://git.kernel.org/stable/c/b7ab9161cf5ddc42a288edf9d1a61f3bdffe17c7"],"sourceUrl":"https://www.cve.org/CVERecord?id=CVE-2023-53006","license":"CVE Program Terms of Use","key":"cve-program:CVE-2023-53006","identifiers":["CVE-2023-53006"]},"retained":false,"historicalAffected":[]}],"coverage":[]}