Attempting to decode any of the attached files with goblin::elf::Elf::parse crashes the process. Memory allocator runs out of virtual memory and the process is aborted.

goblin-elf-oom-crashes.zip

Found via AFL.rs. Fuzzing harness: https://github.com/Shnatsel/goblin/blob/master/fuzz-afl/src/main.rs

Type of issue

What types of issue is it?

• Bugfix (non-breaking change which fixes an issue)

Description

The post-processed twist distributions that ADflow outputs sometimes have spurious discontinuities and jumps. This is related to the script jumping between the upper and lower trailing edges of the geometry, or some equivalent jump, while calculating the twist using the farthest two