CVE-2025-14957

CVE-2025-14957 affects WebAssembly Binaryen (IRBuilder) up to 125, specifically IRBuilder::makeLocalGet/ makeLocalSet/ makeLocalTee in wasm-ir-builder.cpp. The vulnerability arises from manipulating the Local Index argument, triggering a NULL pointer dereference when processing a malformed binary...

CVE-2025-14957 WebAssembly Binaryen IRBuilder wasm-ir-builder.cpp makeLocalTee null pointer dereference

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...

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...

EUVD-2025-204582

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...

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...

CVE-2025-14956 WebAssembly Binaryen wasm-binary.cpp readExport heap-based overflow

A vulnerability was determined in WebAssembly Binaryen up to 125. Affected by this issue is the function WasmBinaryReader::readExport of the file src/wasm/wasm-binary.cpp. This manipulation causes heap-based buffer overflow. It is possible to launch the attack on the local host. The exploit has...

CVE-2025-14956

A vulnerability was determined in WebAssembly Binaryen up to 125. Affected by this issue is the function WasmBinaryReader::readExport of the file src/wasm/wasm-binary.cpp. This manipulation causes heap-based buffer overflow. It is possible to launch the attack on the local host. The exploit has...

CVE-2025-14956 WebAssembly Binaryen wasm-binary.cpp readExport heap-based overflow

A vulnerability was determined in WebAssembly Binaryen up to 125. Affected by this issue is the function WasmBinaryReader::readExport of the file src/wasm/wasm-binary.cpp. This manipulation causes heap-based buffer overflow. It is possible to launch the attack on the local host. The exploit has...

EUVD-2025-204567

A vulnerability was determined in WebAssembly Binaryen up to 125. Affected by this issue is the function WasmBinaryReader::readExport of the file src/wasm/wasm-binary.cpp. This manipulation causes heap-based buffer overflow. It is possible to launch the attack on the local host. The exploit has...

CVE-2025-14956 WebAssembly Binaryen wasm-binary.cpp readExport heap-based overflow

A vulnerability was determined in WebAssembly Binaryen up to 125. Affected by this issue is the function WasmBinaryReader::readExport of the file src/wasm/wasm-binary.cpp. This manipulation causes heap-based buffer overflow. It is possible to launch the attack on the local host. The exploit has...

CVE-2025-14956

A vulnerability was determined in WebAssembly Binaryen up to 125. Affected by this issue is the function WasmBinaryReader::readExport of the file src/wasm/wasm-binary.cpp. This manipulation causes heap-based buffer overflow. It is possible to launch the attack on the local host. The exploit has...

CVE-2025-14956

CVE-2025-14956 affects WebAssembly Binaryen up to 125. The vulnerability is in WasmBinaryReader::readExport (src/wasm/wasm-binary.cpp), causing a heap-based buffer overflow that can be exploited on the local host. Public exploit details exist; patch referenced as 4f52bff8c4075b5630422f902dd92a0af...

Binaryen code issue vulnerabilities

Binaryen is a WebAssembly open source compiler infrastructure and toolchain library for WebAssembly written in C++. A code issue vulnerability exists in Binaryen 125 and earlier versions, which stems from misbehavior of the function IRBuilder::makeLocalGet in the IRBuilder component, which can le...

PT-2025-52491

Name of the Vulnerable Software and Affected Versions WebAssembly Binaryen versions prior to 126 Description A heap-based buffer overflow issue exists in the WasmBinaryReader::readExport function within the src/wasm/wasm-binary.cpp file. This manipulation can be exploited on the local host. The...

PT-2025-52497

Name of the Vulnerable Software and Affected Versions WebAssembly Binaryen versions prior to 126 Description A flaw exists in the IRBuilder component of WebAssembly Binaryen. Specifically, the functions IRBuilder::makeLocalGet, IRBuilder::makeLocalSet, and IRBuilder::makeLocalTee within the...

CVE-2025-14956: Heap-based Buffer Overflow

A vulnerability was determined in WebAssembly Binaryen up to 125. Affected by this issue is the function WasmBinaryReader::readExport of the file src/wasm/wasm-binary.cpp. This manipulation causes heap-based buffer overflow. It is possible to launch the attack on the local host. The exploit has...

Binaryen security vulnerabilities

Binaryen is a WebAssembly open source compiler infrastructure and toolchain library for WebAssembly written in C++. A security vulnerability exists in Binaryen 125 and earlier versions, which stems from a misbehavior of the function WasmBinaryReader::readExport, which could result in a heap buffe...

CVE-2025-14957: NULL Pointer Dereference

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...

Linux Distros Unpatched Vulnerability : CVE-2025-14957

The Linux/Unix host has one or more packages installed that are impacted by a vulnerability without a vendor supplied patch available. - A vulnerability was identified in WebAssembly Binaryen up to 125. This affects the function...

Linux Distros Unpatched Vulnerability : CVE-2025-14956

The Linux/Unix host has one or more packages installed that are impacted by a vulnerability without a vendor supplied patch available. - A vulnerability was determined in WebAssembly Binaryen up to 125. Affected by this issue is the function WasmBinaryReader::readExport of the file...