zyrox

Zyrox LLVM Obfuscator llvm compile and link-time plugin for obfuscating native code Why why not ¯\ツ/¯ One of my biggest projects, where I learned a lot about LLVM internals, binary formats, assembly and obfuscation techniques. I believe that learning through building is the best way to learn, thu...

Chrome: V8: Empty BytecodeJumpTable may lead to OOB read

In the current implementation, the bytecode generator also emits empty jump tables. https://cs.chromium.org/chromium/src/v8/src/interpreter/bytecode-array-writer.cc?rcl=111e990462823c9faeee06b67c0dcf05749d4da8&l=89 So the bytecode for the example code would be generated as follows: Code: function...

Chrome V8 JIT - Empty BytecodeJumpTable Out-of-Bounds Read

Chrome V8 JIT - Empty BytecodeJumpTable Out-of-Bounds Read / In the current implementation, the bytecode generator also emits empty jump tables. https://cs.chromium.org/chromium/src/v8/src/interpreter/bytecode-array-writer.cc?rcl=111e990462823c9faeee06b67c0dcf05749d4da8&l=89 So the bytecode for t...