CVE-2025-38589

In the Linux kernel, the following vulnerability has been resolved: neighbour: Fix null-ptr-deref in neighflushdev. kernel test robot reported null-ptr-deref in neighflushdev. 0 The cited commit introduced per-netdev neighbour list and converted neighflushdev to use it instead of the global hash...

CVE-2025-38589

The Connected documents confirm CVE-2025-38589 relates to a null-ptr-deref in neigh_flush_dev() within the Linux kernel, fixed by reverting to hash-table iteration in neigh_table_clear() after introducing per-netdev neighbour lists. The issue was triggered by neigh_table_clear() calling neigh_ifd...