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CVE-2019-7153

Description

A NULL pointer dereference was discovered in wasm::WasmBinaryBuilder::processFunctions() in wasm/wasm-binary.cpp (when calling wasm::WasmBinaryBuilder::getFunctionIndexName) in Binaryen 1.38.22. A crafted input can cause segmentation faults, leading to denial-of-service, as demonstrated by wasm-opt.

POC

Reference

- https://github.com/WebAssembly/binaryen/issues/1879

Github

No PoCs found on GitHub currently.