{"id":19619691,"url":"https://github.com/fxamacker/cbor-fuzz","last_synced_at":"2025-08-21T12:16:24.806Z","repository":{"id":57508314,"uuid":"187065111","full_name":"fxamacker/cbor-fuzz","owner":"fxamacker","description":"Old coverage-guided fuzz testing for fxamacker/cbor.  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The new fuzz tests are written to be more effective at detecting codec issues and uses fewer hardcoded initial corpus.\n\ncbor-fuzz performs coverage-guided fuzzing for a [CBOR library](https://github.com/fxamacker/cbor) (fxamacker/cbor).\n\nInput data for fuzzing is inside the corpus folder: \n* 2 files related to WebAuthn (FIDO U2F key).\n* 3 files with custom struct.\n* 9 files with [CWT examples (RFC 8392 Appendix A)](https://tools.ietf.org/html/rfc8392#appendix-A)\n* 17 files with [COSE examples (RFC 8152 Appendix B \u0026 C)](https://github.com/cose-wg/Examples/tree/master/RFC8152).\n* 81 files with [CBOR examples (RFC 7049 Appendix A) ](https://tools.ietf.org/html/rfc7049#appendix-A).\n\nDuring fuzzing, new files are created in these folders:\n* corpus -- input data \n* crashers -- crash reports\n* suppressions -- stacktraces to ignore \n\n## Installation\ncbor-fuzz uses dvyukov/go-fuzz.\n```\ngo get -u github.com/dvyukov/go-fuzz/go-fuzz github.com/dvyukov/go-fuzz/go-fuzz-build\ngo get -u github.com/fxamacker/cbor github.com/fxamacker/cbor-fuzz\n``` \n\n## Usage\nReusing the same corpus folder is recommended, to benefit from corpus generated during prior fuzzing.\n\n```\ncd cbor-fuzz\ngo-fuzz-build .\ngo-fuzz\n```\n\n## Example output \nOutput from cbor-fuzz fuzzing fxamacker/cbor.\n\n```\n2019/11/03 09:05:24 workers: 2, corpus: 409 (1h55m ago), crashers: 0, restarts: 1/10000, execs: 976487338 (7135/sec), cover: 1464, uptime: 38h1m\n2019/11/03 09:05:27 workers: 2, corpus: 410 (2s ago), crashers: 0, restarts: 1/10000, execs: 976498523 (7135/sec), cover: 1464, uptime: 38h1m\n2019/11/03 09:05:30 workers: 2, corpus: 410 (5s ago), crashers: 0, restarts: 1/10000, execs: 976507522 (7135/sec), cover: 1481, uptime: 38h1m\n```\n\n## System requirements\n* Go 1.12 (or newer) is required for cbor v1 and cbor-fuzz.\n\n## License \n\nCopyright (c) 2019 [Faye Amacker](https://github.com/fxamacker)\n\nLicensed under [MIT License](LICENSE)\n","project_url":"https://awesome.ecosyste.ms/api/v1/projects/github.com%2Ffxamacker%2Fcbor-fuzz","html_url":"https://awesome.ecosyste.ms/projects/github.com%2Ffxamacker%2Fcbor-fuzz","lists_url":"https://awesome.ecosyste.ms/api/v1/projects/github.com%2Ffxamacker%2Fcbor-fuzz/lists"}