CVE-2026-46212 | Linux Kernel up to 7.1-rc3 batman-adv batadv_bla_del_backbone_claims use after free
A vulnerability marked as critical has been reported in Linux Kernel up to 6.6.139/6.12.89/6.18.31/7.0.8/7.1-rc3. The affected element is the function batadv_bla_del_backbone_claims of the component batman-adv. The manipulation leads to use after free.
This vulnerability is listed as CVE-2026-46212. The attack must be carried out from within the local network. There is no available exploit.
It is suggested to upgrade the affected component.