CVE-2019-7701

A heap-based buffer over-read was discovered in wasm::SExpressionParser::skipWhitespace() in wasm-s-parser.cpp in Binaryen 1.38.22. A crafted wasm input can cause a segmentation fault, leading to denial-of-service, as demonstrated by wasm2js.

Score

CVSS 3.1 6.5 Medium

Status

Modified - cve@mitre.org

Published

2019-02-10

Last modified

2024-08-04

Weaknesses

CWE-125

Affected products

• Binaryen (Webassembly)

References

• https://github.com/WebAssembly/binaryen/issues/1863