{"id":"CVE-2021-47252","details":"In the Linux kernel, the following vulnerability has been resolved:\n\nbatman-adv: Avoid WARN_ON timing related checks\n\nThe soft/batadv interface for a queued OGM can be changed during the time\nthe OGM was queued for transmission and when the OGM is actually\ntransmitted by the worker.\n\nBut WARN_ON must be used to denote kernel bugs and not to print simple\nwarnings. A warning can simply be printed using pr_warn.","modified":"2026-03-13T05:20:39.576575Z","published":"2024-05-21T15:15:14.083Z","related":["SUSE-SU-2024:1979-1","SUSE-SU-2024:1983-1","SUSE-SU-2024:2010-1","SUSE-SU-2024:2183-1","SUSE-SU-2024:2184-1","SUSE-SU-2024:2185-1","SUSE-SU-2025:01995-1"],"references":[{"type":"FIX","url":"https://git.kernel.org/stable/c/77a99aad5bc3ea105806ebae6be3cbadc2fc615e"},{"type":"FIX","url":"https://git.kernel.org/stable/c/9f460ae31c4435fd022c443a6029352217a16ac1"},{"type":"FIX","url":"https://git.kernel.org/stable/c/e7fbd8184fa9e85f0d648c499841cb7ff6dec9f4"},{"type":"FIX","url":"https://git.kernel.org/stable/c/e8e9d2968a9d08bf5c683afca182f1537edebf8d"},{"type":"FIX","url":"https://git.kernel.org/stable/c/282baa8104af44e04c4af3e7f933b44267c7f86f"},{"type":"FIX","url":"https://git.kernel.org/stable/c/2eb4e0b3631832a4291c8bf4c9db873f60b128c8"},{"type":"FIX","url":"https://git.kernel.org/stable/c/45011f2973f6b52cf50db397bb27bf805f5f0e7f"},{"type":"FIX","url":"https://git.kernel.org/stable/c/6031daaaf6d5c359c99dfffa102e332df234ff09"}],"affected":[{"database_specific":{"source":"https://storage.googleapis.com/osv-test-cve-osv-conversion/osv-output/CVE-2021-47252.json","unresolved_ranges":[{"events":[{"introduced":"3.14"},{"fixed":"4.4.293"}]},{"events":[{"introduced":"4.5"},{"fixed":"4.9.274"}]},{"events":[{"introduced":"4.10"},{"fixed":"4.14.238"}]},{"events":[{"introduced":"4.15"},{"fixed":"4.19.196"}]},{"events":[{"introduced":"4.20"},{"fixed":"5.4.128"}]},{"events":[{"introduced":"5.5"},{"fixed":"5.10.46"}]},{"events":[{"introduced":"5.11"},{"fixed":"5.12.13"}]},{"events":[{"introduced":"0"},{"last_affected":"5.13-rc1"}]},{"events":[{"introduced":"0"},{"last_affected":"5.13-rc2"}]},{"events":[{"introduced":"0"},{"last_affected":"5.13-rc3"}]},{"events":[{"introduced":"0"},{"last_affected":"5.13-rc4"}]},{"events":[{"introduced":"0"},{"last_affected":"5.13-rc5"}]},{"events":[{"introduced":"0"},{"last_affected":"5.13-rc6"}]}]}}],"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"}]}