PT-2026-21700

Name of the Vulnerable Software and Affected Versions Firefox versions prior to 148 Firefox ESR versions prior to 140.8 Thunderbird versions prior to 148 Thunderbird versions prior to 140.8 Description A use-after-free issue exists in the JavaScript: WebAssembly component. This can potentially le...

PT-2026-1026

Name of the Vulnerable Software and Affected Versions WebAssembly wabt versions up to 1.0.39 Description A memory corruption issue exists in WebAssembly wabt. The issue is related to the wabt::AST::InsertNode function within the /src/repro/wabt/bin/wasm-decompile file of the wasm-decompile...

CVE-2025-69261

WasmEdge is a WebAssembly runtime. Prior to version 0.16.0-alpha.3, a multiplication in WasmEdge/include/runtime/instance/memory.h can wrap, causing checkAccessBound to incorrectly allow the access. This leads to a segmentation fault. Version 0.16.0-alpha.3 contains a patch for the issue...

CVE-2025-69261 WasmEdge integer wrap in MemoryInstance::getSpan()'s memory size check

WasmEdge is a WebAssembly runtime. Prior to version 0.16.0-alpha.3, a multiplication in WasmEdge/include/runtime/instance/memory.h can wrap, causing checkAccessBound to incorrectly allow the access. This leads to a segmentation fault. Version 0.16.0-alpha.3 contains a patch for the issue...

CVE-2025-69261

WasmEdge is a WebAssembly runtime. Prior to version 0.16.0-alpha.3, a multiplication in WasmEdge/include/runtime/instance/memory.h can wrap, causing checkAccessBound to incorrectly allow the access. This leads to a segmentation fault. Version 0.16.0-alpha.3 contains a patch for the issue...

SUSE 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...

SUSE 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

A flaw was found in Binaryen. A heap-based buffer over-read can be triggered in the WasmBinaryReader::readExpression function when parsing a malformed WebAssembly binary, resulting in a denial of service...

CVE-2025-14957

A flaw was found in Binaryen. A NULL pointer dereference can be triggered in the wasm::Function::getLocalType function when processing a malformed WebAssembly binary, resulting in a denial of service...

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

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...

UBUNTU-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...

UBUNTU-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-2025-14957

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-2025-14957 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...

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

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...