{"id":"CVE-2021-47345","details":"In the Linux kernel, the following vulnerability has been resolved:\n\nRDMA/cma: Fix rdma_resolve_route() memory leak\n\nFix a memory leak when \"mda_resolve_route() is called more than once on\nthe same \"rdma_cm_id\".\n\nThis is possible if cma_query_handler() triggers the\nRDMA_CM_EVENT_ROUTE_ERROR flow which puts the state machine back and\nallows rdma_resolve_route() to be called again.","modified":"2026-03-13T05:20:44.266844Z","published":"2024-05-21T15:15:21.143Z","related":["SUSE-SU-2024:1979-1","SUSE-SU-2024:1983-1","SUSE-SU-2024:2184-1"],"references":[{"type":"FIX","url":"https://git.kernel.org/stable/c/032c68b4f5be128a2167f35b558b7cec88fe4972"},{"type":"FIX","url":"https://git.kernel.org/stable/c/3d08b5917984f737f32d5bee9737b9075c3895c6"},{"type":"FIX","url":"https://git.kernel.org/stable/c/74f160ead74bfe5f2b38afb4fcf86189f9ff40c9"},{"type":"FIX","url":"https://git.kernel.org/stable/c/e2da8ce2a9543f3ca5c93369bd1fe6eeb572101a"},{"type":"FIX","url":"https://git.kernel.org/stable/c/e4e062da082a199357ba4911145f331d40139ad8"},{"type":"FIX","url":"https://git.kernel.org/stable/c/f4f553d67236145fa5fd203ed7b35b9377e19939"},{"type":"FIX","url":"https://git.kernel.org/stable/c/07583ba2e2d8947c3d365d97608cb436510885ac"},{"type":"FIX","url":"https://git.kernel.org/stable/c/40b613db3a95bc27998e4097d74c2f7e5d083a0b"},{"type":"FIX","url":"https://git.kernel.org/stable/c/4893c938f2a140a74be91779e45e4a7fa111198f"}],"affected":[{"database_specific":{"source":"https://storage.googleapis.com/osv-test-cve-osv-conversion/osv-output/CVE-2021-47345.json","unresolved_ranges":[{"events":[{"introduced":"0"},{"fixed":"4.4.276"}]},{"events":[{"introduced":"4.5"},{"fixed":"4.9.276"}]},{"events":[{"introduced":"4.10"},{"fixed":"4.14.240"}]},{"events":[{"introduced":"4.15"},{"fixed":"4.19.198"}]},{"events":[{"introduced":"4.20"},{"fixed":"5.4.133"}]},{"events":[{"introduced":"5.5"},{"fixed":"5.10.51"}]},{"events":[{"introduced":"5.11"},{"fixed":"5.12.18"}]},{"events":[{"introduced":"5.13"},{"fixed":"5.13.3"}]}]}}],"schema_version":"1.7.5","severity":[{"type":"CVSS_V3","score":"CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H"}]}