A heap buffer overflow vulnerability was discovered in Bytecode Alliance wasm-micro-runtime v2.0.0 which allows a remote attacker to cause at least a denial of service via the "wasmloadercheckbr" function in core/iwasm/interpreter/wasmloader.c.
An heap overflow vulnerability was discovered in Bytecode alliance wasm-micro-runtime v.1.2.3 allows a remote attacker to cause a denial of service via the wasmloaderpreparebytecode function in core/iwasm/interpreter/wasmloader.c.