{"id":"CVE-2024-35869","summary":"smb: client: guarantee refcounted children from parent session","details":"In the Linux kernel, the following vulnerability has been resolved:\n\nsmb: client: guarantee refcounted children from parent session\n\nAvoid potential use-after-free bugs when walking DFS referrals,\nmounting and performing DFS failover by ensuring that all children\nfrom parent @tcon-\u003eses are also refcounted.  They're all needed across\nthe entire DFS mount.  Get rid of @tcon-\u003edfs_ses_list while we're at\nit, too.","modified":"2026-03-20T12:36:42.048667Z","published":"2024-05-19T08:34:27.645Z","related":["MGASA-2024-0263","MGASA-2024-0266","SUSE-SU-2024:2008-1","SUSE-SU-2024:2019-1","SUSE-SU-2024:2135-1","SUSE-SU-2024:2190-1","SUSE-SU-2024:2203-1","SUSE-SU-2024:2372-1","SUSE-SU-2024:2385-1","SUSE-SU-2024:2394-1","SUSE-SU-2024:2495-1","SUSE-SU-2024:2939-1","SUSE-SU-2025:20008-1","SUSE-SU-2025:20028-1"],"database_specific":{"cna_assigner":"Linux","osv_generated_from":"https://github.com/CVEProject/cvelistV5/tree/main/cves/2024/35xxx/CVE-2024-35869.json"},"references":[{"type":"WEB","url":"https://git.kernel.org/stable/c/062a7f0ff46eb57aff526897bd2bebfdb1d3046a"},{"type":"WEB","url":"https://git.kernel.org/stable/c/645f332c6b63499cc76197f9b6bffcc659ba64cc"},{"type":"WEB","url":"https://git.kernel.org/stable/c/e1db9ae87b7148c021daee1fcc4bc71b2ac58a79"},{"type":"ADVISORY","url":"https://github.com/CVEProject/cvelistV5/tree/main/cves/2024/35xxx/CVE-2024-35869.json"},{"type":"ADVISORY","url":"https://nvd.nist.gov/vuln/detail/CVE-2024-35869"},{"type":"PACKAGE","url":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git"}],"affected":[{"ranges":[{"type":"GIT","repo":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git","events":[{"introduced":"8e3554150d6c80a84b3cb046615d1a0e943811dc"},{"fixed":"645f332c6b63499cc76197f9b6bffcc659ba64cc"},{"fixed":"e1db9ae87b7148c021daee1fcc4bc71b2ac58a79"},{"fixed":"062a7f0ff46eb57aff526897bd2bebfdb1d3046a"}]},{"type":"GIT","repo":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git","events":[{"introduced":"0"},{"last_affected":"f30d226bcc9f0e2d97b4a6e94c43a28148fbeab6"},{"last_affected":"c082c3be0f96e759ff2e361d929832fda0b93851"}]}],"database_specific":{"source":"https://storage.googleapis.com/osv-test-cve-osv-conversion/osv-output/CVE-2024-35869.json"}}],"schema_version":"1.7.5","severity":[{"type":"CVSS_V3","score":"CVSS:3.1/AV:L/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H"}]}