{"id":"CVE-2021-47514","details":"In the Linux kernel, the following vulnerability has been resolved:\n\ndevlink: fix netns refcount leak in devlink_nl_cmd_reload()\n\nWhile preparing my patch series adding netns refcount tracking,\nI spotted bugs in devlink_nl_cmd_reload()\n\nSome error paths forgot to release a refcount on a netns.\n\nTo fix this, we can reduce the scope of get_net()/put_net()\nsection around the call to devlink_reload().","modified":"2026-03-14T11:19:13.862684Z","published":"2024-05-24T15:15:12.790Z","related":["SUSE-SU-2024:2008-1","SUSE-SU-2024:2011-1","SUSE-SU-2024:2019-1","SUSE-SU-2024:2189-1","SUSE-SU-2024:2190-1"],"references":[{"type":"FIX","url":"https://git.kernel.org/stable/c/4b7e90672af8e0c78205db006f1b0a20ebd07f5f"},{"type":"FIX","url":"https://git.kernel.org/stable/c/4dbb0dad8e63fcd0b5a117c2861d2abe7ff5f186"},{"type":"FIX","url":"https://git.kernel.org/stable/c/fe30b70ca84da9c4aca85c03ad86e7a9b89c5ded"}],"affected":[{"database_specific":{"source":"https://storage.googleapis.com/cve-osv-conversion/osv-output/CVE-2021-47514.json","unresolved_ranges":[{"events":[{"introduced":"5.10"},{"fixed":"5.10.85"}]},{"events":[{"introduced":"5.11"},{"fixed":"5.15.8"}]},{"events":[{"introduced":"0"},{"last_affected":"5.16-rc1"}]},{"events":[{"introduced":"0"},{"last_affected":"5.16-rc2"}]},{"events":[{"introduced":"0"},{"last_affected":"5.16-rc3"}]},{"events":[{"introduced":"0"},{"last_affected":"5.16-rc4"}]}]}}],"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"}]}