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Medium severity6.5OSV Advisory· Published Feb 10, 2019· Updated Jun 17, 2026

CVE-2019-7700

CVE-2019-7700

Description

A heap-based buffer over-read was discovered in wasm::WasmBinaryBuilder::visitCall in wasm-binary.cpp in Binaryen 1.38.22. A crafted wasm input can cause a segmentation fault, leading to denial-of-service, as demonstrated by wasm-merge.

AI Insight

LLM-synthesized narrative grounded in this CVE's description and references.

Affected products

3
  • Webassembly/BinaryenOSV2 versions
    1.36.10, 1.36.11, 1.36.12, …+ 1 more
    • (no CPE)range: 1.36.10, 1.36.11, 1.36.12, …
    • cpe:2.3:a:webassembly:binaryen:*:*:*:*:*:*:*:*range: <64
  • Binaryen/Binaryenllm-create
    Range: <=1.38.22

Patches

Vulnerability mechanics

References

1

News mentions

0

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