Linux Kernel up to 5.13.13 eBPF kernel/bpf/verifier.c check_map_func_compatibility type confusion

A vulnerability classified as critical was found in Linux Kernel up to 5.13.13 (Operating System). This vulnerability affects the function check_map_func_compatibility of the file kernel/bpf/verifier.c of the component eBPF. Upgrading to version 5.13.14 eliminates this vulnerability. Applying a patch is able to eliminate this problem. The bugfix is ready for download at The best possible mitigation is suggested to be upgrading to the latest version.

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