CVEs-PoC/2019/CVE-2019-7152.md

CVE-2019-7152

Description

A heap-based buffer over-read 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/1880
• https://github.com/WebAssembly/binaryen/issues/1880

Github

No PoCs found on GitHub currently.