{"id":"CVE-2021-47485","details":"In the Linux kernel, the following vulnerability has been resolved:\n\nIB/qib: Protect from buffer overflow in struct qib_user_sdma_pkt fields\n\nOverflowing either addrlimit or bytes_togo can allow userspace to trigger\na buffer overflow of kernel memory. Check for overflows in all the places\ndoing math on user controlled buffers.","modified":"2026-03-13T05:09:03.455451Z","published":"2024-05-22T09:15:10.503Z","related":["SUSE-SU-2024:1978-1","SUSE-SU-2024:1979-1","SUSE-SU-2024:1983-1","SUSE-SU-2024:2008-1","SUSE-SU-2024:2010-1","SUSE-SU-2024:2011-1","SUSE-SU-2024:2019-1","SUSE-SU-2024:2183-1","SUSE-SU-2024:2184-1","SUSE-SU-2024:2185-1","SUSE-SU-2024:2189-1","SUSE-SU-2024:2190-1","SUSE-SU-2025:01995-1"],"references":[{"type":"FIX","url":"https://git.kernel.org/stable/c/c3e17e58f571f34c51aeb17274ed02c2ed5cf780"},{"type":"FIX","url":"https://git.kernel.org/stable/c/d39bf40e55e666b5905fdbd46a0dced030ce87be"},{"type":"FIX","url":"https://git.kernel.org/stable/c/0d4395477741608d123dad51def9fe50b7ebe952"},{"type":"FIX","url":"https://git.kernel.org/stable/c/0f8cdfff06829a0b0348b6debc29ff6a61967724"},{"type":"FIX","url":"https://git.kernel.org/stable/c/3f57c3f67fd93b4da86aeffea1ca32c484d054ad"},{"type":"FIX","url":"https://git.kernel.org/stable/c/60833707b968d5ae02a75edb7886dcd4a957cf0d"},{"type":"FIX","url":"https://git.kernel.org/stable/c/73d2892148aa4397a885b4f4afcfc5b27a325c42"},{"type":"FIX","url":"https://git.kernel.org/stable/c/bda41654b6e0c125a624ca35d6d20beb8015b5d0"}],"affected":[{"database_specific":{"unresolved_ranges":[{"events":[{"introduced":"2.6.35"},{"fixed":"4.4.292"}]},{"events":[{"introduced":"4.5"},{"fixed":"4.9.290"}]},{"events":[{"introduced":"4.10"},{"fixed":"4.14.255"}]},{"events":[{"introduced":"4.15"},{"fixed":"4.19.216"}]},{"events":[{"introduced":"4.20"},{"fixed":"5.4.157"}]},{"events":[{"introduced":"5.5"},{"fixed":"5.10.77"}]},{"events":[{"introduced":"5.11"},{"fixed":"5.14.16"}]},{"events":[{"introduced":"0"},{"last_affected":"5.15-rc1"}]},{"events":[{"introduced":"0"},{"last_affected":"5.15-rc2"}]},{"events":[{"introduced":"0"},{"last_affected":"5.15-rc3"}]},{"events":[{"introduced":"0"},{"last_affected":"5.15-rc4"}]},{"events":[{"introduced":"0"},{"last_affected":"5.15-rc5"}]},{"events":[{"introduced":"0"},{"last_affected":"5.15-rc6"}]},{"events":[{"introduced":"0"},{"last_affected":"5.15-rc7"}]}],"source":"https://storage.googleapis.com/osv-test-cve-osv-conversion/osv-output/CVE-2021-47485.json"}}],"schema_version":"1.7.5","severity":[{"type":"CVSS_V3","score":"CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H"}]}