CVE-2019-15759
Medium
Description
An issue was discovered in Binaryen 1.38.32. Two visitors in ir/ExpressionManipulator.cpp can lead to a NULL pointer dereference in wasm::LocalSet::finalize in wasm/wasm.cpp. A crafted input can cause segmentation faults, leading to denial-of-service, as demonstrated by wasm2js.
SeverityMedium
CVSS6.5
Exploit probability—
Product
Webassembly Binaryen
PublishedAug 29, 2019
First seenAug 29, 2019
How to fix
Update
- webassembly binaryen89 or later
Affected products
| Product | Affected versions | Fixed in |
|---|---|---|
| webassembly binaryen | v < 89 | 89 |
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