libocpp before 0.28.0 allows a denial of service (EVerest crash) because a secondary exception is thrown during error message generation.
https://github.com/EVerest/libocpp/compare/v0.27.1...v0.28.0
https://github.com/EVerest/libocpp/commit/0b84d7f9fb3c338d470770f220a7b7f21db78878