CVE-2019-7152
Medium
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.
SeverityMedium
CVSS6.5
Exploit probability—
Product
Webassembly Binaryen
PublishedJan 29, 2019
First seenJan 29, 2019
How to fix
Update
- webassembly binaryen65 or later
Affected products
| Product | Affected versions | Fixed in |
|---|---|---|
| webassembly binaryen | v < 65 | 65 |
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