{"id":"CVE-2026-98162","revision":"d69becab7f1a4d6880f9d4f162b0fd4e","records":[{"revision":"d69becab7f1a4d6880f9d4f162b0fd4e","observedAt":"2026-10-23T15:48:27.903+00:00","statement":{"source":"cve-program","id":"CVE-2026-98162","aliases":[],"title":"smb/server: fix tree connection leak in smb2_tree_connect()","description":"In the Linux kernel, the following vulnerability has been resolved:\n\nsmb/server: fix tree connection leak in smb2_tree_connect()\n\nSee the procedure below:\n\n  smb2_tree_connect\n    ksmbd_tree_conn_connect\n      xa_store(&sess->tree_conns, tree_conn->id, tree_conn)\n      ksmbd_counter_inc(KSMBD_COUNTER_TREE_CONNS)\n      ksmbd_share_tree_conn_inc(sc)\n    ksmbd_iov_pin_rsp // fail\n    status.ret = KSMBD_TREE_CONN_STATUS_NOMEM\n    // do not disconnect tree_conn\n\nDisconnect the new tree connection if ksmbd_iov_pin_rsp() fails.","state":0,"publishedAt":"2026-09-25T13:06:51.778+00:00","modifiedAt":"2026-10-21T12:54:46.112+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/smb/server/smb2pdu.c\"\n                    ],\n                    \"versions\": [\n                        {\n                            \"version\": \"e2b76ab8b5c9327ab2dae6da05d0752eb2f4771d\",\n                            \"lessThan\": \"fa0c45986fc60b3edfb35879f2fb0eacc0e49e98\",\n                            \"status\": \"affected\",\n                            \"versionType\": \"git\"\n                        },\n                        {\n                            \"version\": \"e2b76ab8b5c9327ab2dae6da05d0752eb2f4771d\",\n                            \"lessThan\": \"fea9c705bbc618ba6426424c9f8330555820c9ec\",\n                            \"status\": \"affected\",\n                            \"versionType\": \"git\"\n                        },\n                        {\n                            \"version\": \"e2b76ab8b5c9327ab2dae6da05d0752eb2f4771d\",\n                            \"lessThan\": \"a6c88e5e3a75f1e4a98ad4bc4037465ccd7925bc\",\n                            \"status\": \"affected\",\n                            \"versionType\": \"git\"\n                        },\n                        {\n                            \"version\": \"e2b76ab8b5c9327ab2dae6da05d0752eb2f4771d\",\n                            \"lessThan\": \"39f2032096715daae5f6fd0f587ca7a474b019df\",\n                            \"status\": \"affected\",\n                            \"versionType\": \"git\"\n                        },\n                        {\n                            \"version\": \"f2283680a80571ca82d710bc6ecd8f8beac67d63\",\n                            \"status\": \"affected\",\n                            \"versionType\": \"git\"\n                        },\n                        {\n                            \"version\": \"9f297df20d93411c0b4ddad7f88ba04a7cd36e77\",\n                            \"status\": \"affected\",\n                            \"versionType\": \"git\"\n                        },\n                        {\n                            \"version\": \"5.15.145\",\n                            \"lessThan\": \"5.16\",\n                            \"status\": \"affected\",\n                            \"versionType\": \"semver\"\n                        },\n                        {\n                            \"version\": \"6.1.71\",\n                            \"lessThan\": \"6.2\",\n                            \"status\": \"affected\",\n                            \"versionType\": \"semver\"\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/smb/server/smb2pdu.c\"\n                    ],\n                    \"versions\": [\n                        {\n                            \"version\": \"6.6\",\n                            \"status\": \"affected\"\n                        },\n                        {\n                            \"version\": \"0\",\n                            \"lessThan\": \"6.6\",\n                            \"status\": \"unaffected\",\n                            \"versionType\": \"semver\"\n                        },\n                        {\n                            \"version\": \"6.6.160\",\n                            \"lessThanOrEqual\": \"6.6.*\",\n                            \"status\": \"unaffected\",\n                            \"versionType\": \"semver\"\n                        },\n                        {\n                            \"version\": \"6.18.57\",\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/fa0c45986fc60b3edfb35879f2fb0eacc0e49e98","https://git.kernel.org/stable/c/fea9c705bbc618ba6426424c9f8330555820c9ec","https://git.kernel.org/stable/c/a6c88e5e3a75f1e4a98ad4bc4037465ccd7925bc","https://git.kernel.org/stable/c/39f2032096715daae5f6fd0f587ca7a474b019df"],"sourceUrl":"https://www.cve.org/CVERecord?id=CVE-2026-98162","license":"CVE Program Terms of Use","key":"cve-program:CVE-2026-98162","identifiers":["CVE-2026-98162"]},"retained":false,"historicalAffected":[]}],"coverage":[]}