CVE-2026-53089

CVE-2026-53089 affects the Linux kernel’s BPF offload info paths (bpf_map_offload_info_fill_ns, bpf_prog_offload_info_fill_ns). The code previously used get_net(dev_net(offmap->netdev)), which could race with netns teardown and cause a use-after-free when the netns refcount hits zero. The fix ...