CVE-2025-14957
A vulnerability was identified in WebAssembly Binaryen up to 125. This affects the function IRBuilder::makeLocalGet/IRBuilder::makeLocalSet/IRBuilder::makeLocalTee of the file src/wasm/wasm-ir-builder.cpp of the component IRBuilder. Such manipulation of the argument Index leads to null pointer dereference. Local access is required to approach this attack. The exploit is publicly available and might be used. The name of the patch is 6fb2b917a79578ab44cf3b900a6da4c27251e0d4. Applying a patch is advised to resolve this issue.
| Software | From | Fixed in |
|---|---|---|
| webassembly / binaryen | - | 125.x |
- https://github.com/oneafter/1204/blob/main/af1
- https://github.com/WebAssembly/binaryen/commit/6fb2b917a79578ab44cf3b900a6da4c27251e0d4
- https://github.com/WebAssembly/binaryen/issues/8090
- https://github.com/WebAssembly/binaryen/pull/8099
- https://vuldb.com/?ctiid.337593
- https://vuldb.com/?id.337593
- https://vuldb.com/?submit.717317
- https://vuldb.com/?submit.717319
Deep Security Visibility Without the Complexity
SynScan provides clear, real-time security insights so you can monitor your attack surface, spot risks early, and act fast—without extra complexity.
- No setup fees
- 5-min deployment
- Cancel anytime