v2.3.0

Added

• Crash result simplification (#30)
• Configurable simplification steps (#54)
• Parallel simplification (#53)
• Terminate fuzzer workers in atexit() handler
• Subcommand to prune invalid crashes (#52)

Changed

• Introduce subcommands for fuzzing, result display and simplification

Fixed

• Code examples in README (#48)

v2.2.0

Added

• Catch and report internal worker errors
• Implement adaptive random fuzzing parameter selection (#24)
• Splicing mutation (#23)
• Detect ignored exceptions (#43)

Fixed

• Missing --state-file parameter (#15)
• Keyboard interrupts are handled gracefully now

Changed

• Report full exception backtrace when error was found

v2.1.1

Added

• Saving fuzzer state to file (#15)
• Loading crash coverage from crash dir on startup (#25)

v2.1.0

Added

• Python 3.8 support
• Support for "spawn" and "forkserver" start methods

Fixed

• Potential deadlocks due to use of "fork" start method

Removed

• Fixed artifact name (#27)

v2.0.0

Added

• Parallel fuzzing (#11)
• Global timeout (#14)
• Support for code coverage and fuzzing at the same time

Fixed

• Use cryptographic randomness (#16)
• Regression mode
• Prevent tracer from being replaced by secondary tracer

Changed

• Continue after error was found, make number of errors configurable (#12)
• Make crash dir configurable (#13)
• Use mp.get_context for multiprocessing (#1)
• Report only crashes for new paths (#19)
• Use flags instead of file descriptor mask to close stdout and stderr
• Make logging frequency configurable via --stat-frequency

Removed

• Memory limit checking
• Per-run timeout

v1.0.12

Added

• Mark package as py.typed (#9)

v1.0.11

1.0.11 - 2024-01-18

Changed

• Migrate to pytest
• Upgrade dependencies
• Introduce checks (ruff, black, kacl)
• Introduce type hints and mypy checks
• Rename to cobrafuzz
• Enable GitHub CI