Medium severity6.5NVD Advisory· Published Aug 29, 2019· Updated Jun 17, 2026
CVE-2019-15759
CVE-2019-15759
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.
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Affected products
3cpe:2.3:a:webassembly:binaryen:*:*:*:*:*:*:*:*+ 1 more
- cpe:2.3:a:webassembly:binaryen:*:*:*:*:*:*:*:*range: <89
- (no CPE)range: <=1.38.32
- Binaryen/Binaryendescription
Patches
Vulnerability mechanics
References
2- github.com/WebAssembly/binaryen/pull/2289nvdPatchThird Party Advisory
- github.com/WebAssembly/binaryen/issues/2288nvdExploitPatchThird Party Advisory
News mentions
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