CVEvulnerability

CVE-2019-7701

6.5 MEDIUM Published 2019-02-10 Modified 2026-06-17 Official page ↗
Status
Modified
Published
2019-02-10
Last modified
2026-06-17
Assigner
[email protected]
CVSS 3.1 ([email protected])
6.5 MEDIUM — CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H
CVSS 2.0 ([email protected])
4.3 MEDIUM — AV:N/AC:M/Au:N/C:N/I:N/A:P
Weaknesses
CWE-125

Description

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.

Affected configurations

• webassembly binaryen (< 64)

Related

Weakness · CWE (1)

  • CWE-125 Out-of-bounds Read weakness

References