{"id":"CVE-2024-40921","summary":"net: bridge: mst: pass vlan group directly to br_mst_vlan_set_state","details":"In the Linux kernel, the following vulnerability has been resolved:\n\nnet: bridge: mst: pass vlan group directly to br_mst_vlan_set_state\n\nPass the already obtained vlan group pointer to br_mst_vlan_set_state()\ninstead of dereferencing it again. Each caller has already correctly\ndereferenced it for their context. This change is required for the\nfollowing suspicious RCU dereference fix. No functional changes\nintended.","modified":"2026-04-02T12:17:20.330618Z","published":"2024-07-12T12:25:02.907Z","related":["SUSE-SU-2024:3194-1","SUSE-SU-2024:3195-1","SUSE-SU-2024:3383-1","SUSE-SU-2025:0255-1","SUSE-SU-2025:0262-1","SUSE-SU-2025:0263-1","SUSE-SU-2025:0265-1","SUSE-SU-2025:0268-1","SUSE-SU-2025:0269-1","SUSE-SU-2025:20044-1","SUSE-SU-2025:20047-1"],"database_specific":{"osv_generated_from":"https://github.com/CVEProject/cvelistV5/tree/main/cves/2024/40xxx/CVE-2024-40921.json","cna_assigner":"Linux"},"references":[{"type":"WEB","url":"https://git.kernel.org/stable/c/09f4337c27f5bdeb8646a6db91488cc2f7d537ff"},{"type":"WEB","url":"https://git.kernel.org/stable/c/36c92936e868601fa1f43da6758cf55805043509"},{"type":"WEB","url":"https://git.kernel.org/stable/c/a6cc9e9a651b9861efa068c164ee62dfba68c6ca"},{"type":"WEB","url":"https://git.kernel.org/stable/c/d2dc02775fc0c4eacaee833a0637e5958884a8e5"},{"type":"WEB","url":"https://lists.debian.org/debian-lts-announce/2025/01/msg00001.html"},{"type":"ADVISORY","url":"https://github.com/CVEProject/cvelistV5/tree/main/cves/2024/40xxx/CVE-2024-40921.json"},{"type":"ADVISORY","url":"https://nvd.nist.gov/vuln/detail/CVE-2024-40921"},{"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":"8ca9a750fc711911ef616ceb627d07357b04545e"},{"fixed":"09f4337c27f5bdeb8646a6db91488cc2f7d537ff"}]},{"type":"GIT","repo":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git","events":[{"introduced":"4488617e5e995a09abe4d81add5fb165674edb59"},{"fixed":"a6cc9e9a651b9861efa068c164ee62dfba68c6ca"}]},{"type":"GIT","repo":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git","events":[{"introduced":"e43dd2b1ec746e105b7db5f9ad6ef14685a615a4"},{"fixed":"d2dc02775fc0c4eacaee833a0637e5958884a8e5"}]},{"type":"GIT","repo":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git","events":[{"introduced":"3a7c1661ae1383364cd6092d851f5e5da64d476b"},{"fixed":"36c92936e868601fa1f43da6758cf55805043509"}]},{"type":"GIT","repo":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git","events":[{"introduced":"0"},{"last_affected":"a2b01e65d9ba8af2bb086d3b7288ca53a07249ac"}]}],"database_specific":{"source":"https://storage.googleapis.com/cve-osv-conversion/osv-output/CVE-2024-40921.json"}}],"schema_version":"1.7.5"}