kernel/bpf/verifier.c in the Linux kernel through 4.14.8 ignores unreachable code, even though it would still be processed by JIT compilers. This behavior, also considered an improper branch-pruning logic issue, could possibly be used by local users for denial of service.
Created kernel tracking bugs for this issue:
Affects: fedora-all [bug 1529125]
This issue does not affect the versions of the kernel package as shipped with Red Hat Enterprise Linux 5, 6, 7 and Red Hat Enterprise MRG 2.
This bug is now closed. Further updates for individual products will be reflected on the CVE page(s):