cve/2019/CVE-2019-7700.md

### [CVE-2019-7700](https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2019-7700)
![](https://img.shields.io/static/v1?label=Product&message=n%2Fa&color=blue)
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### Description

A heap-based buffer over-read was discovered in wasm::WasmBinaryBuilder::visitCall in wasm-binary.cpp in Binaryen 1.38.22. A crafted wasm input can cause a segmentation fault, leading to denial-of-service, as demonstrated by wasm-merge.

### POC

#### Reference
- https://github.com/WebAssembly/binaryen/issues/1864

#### Github
No PoCs found on GitHub currently.