UBUNTU-CVE-2026-74360

In the Linux kernel, the following vulnerability has been resolved: bpf: Reject exclusive maps for bpfmapelem iterators Exclusive maps aka exclproghash are meant to be reachable only from the single program whose hash matches. This is enforced by checkmapprogcompatibility when the map is referenc...

CVE-2026-74360

The CVE-2026-74360 entry describes a Linux kernel vulnerability in BPF iterators: bpf_map_elem iterators bind their target map at attach time, bypassing the exclusivity check enforced by check_map_prog_compatibility() for excl_prog_hash. This can undermine the intended isolation of exclusive maps...