CVE-2019-7153

MEDIUM

Binaryen < 65 - Denial of Service via NULL Pointer Dereference in wasm::WasmBinaryBuilder::processFunctions()

Title source: llm
STIX 2.1

Description

A NULL pointer dereference 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.

References (1)

Core 1
Core References
Exploit, Patch, Third Party Advisory x_refsource_misc
https://github.com/WebAssembly/binaryen/issues/1879

Scores

CVSS v3 6.5
EPSS 0.0117
EPSS Percentile 63.5%
Attack Vector NETWORK
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H

Details

CWE
CWE-476
Status published
Products (1)
webassembly/binaryen < 65
Published Jan 29, 2019
Tracked Since Feb 18, 2026