SUSE CVE-2026-31657

In the Linux kernel, the following vulnerability has been resolved: batman-adv: hold claim backbone gateways by reference batadvblaaddclaim can replace claim-backbonegw and drop the old gateway's last reference while readers still follow the pointer. The netlink claim dump path dereferences...

CVE-2026-31657 batman-adv: hold claim backbone gateways by reference

In the Linux kernel, the following vulnerability has been resolved: batman-adv: hold claim backbone gateways by reference batadvblaaddclaim can replace claim-backbonegw and drop the old gateway's last reference while readers still follow the pointer. The netlink claim dump path dereferences...

CVE-2026-31657

CVE-2026-31657 affects the Linux kernel batman-adv component. The flaw arises when batman-adv’s batadv_bla_add_claim() can replace claim->backbone_gw and drop the old gateway’s final reference while readers still follow the pointer. The netlink claim dump path dereferences claim->backbone_g...

CVE-2026-31657: NULL Pointer Dereference

In the Linux kernel, the following vulnerability has been resolved: batman-adv: hold claim backbone gateways by reference batadvblaaddclaim can replace claim-backbonegw and drop the old gateway's last reference while readers still follow the pointer. The netlink claim dump path dereferences...