ANT-2026-P7DSVPH6 · wasm-micro-runtime · Heap-buffer-overflow

heap-buffer-overflow critical GHSA-wj3p-xhqm-pffc Severity Claude critical · Security research firm critical · Maintainer - Discovered by Claude Mythos Preview REPORT Anthropic's analysis, sealed at approval. Disclosure to the maintainer was performed by Ada Logics. ANT-2026-P7DSVPH6:...

CVE-2024-34250

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...

Out-of-bounds Read

Overview Affected versions of this package are vulnerable to Out-of-bounds Read in the preservelocalforblock function, when handling a sequence where a GETGLOBALI32 opcode is followed by an if opcode in fast interpreter mode. An attacker can cause out-of-bounds access to the frameoffsetbottom arr...

EUVD-2023-52186

Malicious code in bioql PyPI...

Untrusted Pointer Dereference

Overview Affected versions of this package are vulnerable to Untrusted Pointer Dereference in the memory.fill process when the first operand memory address pointer is greater than or equal to 2147483648 bytes in LLVM-JIT mode. An attacker can cause the runtime to hang or crash by executing a...

Exposure of Resource to Wrong Sphere

Overview Affected versions of this package are vulnerable to Exposure of Resource to Wrong Sphere via the --addr-pool option when a subnet mask is not specified. An attacker can gain unauthorized access by connecting from any IPv4 address, bypassing intended IP-based access restrictions...

CVE-2024-34251

An out-of-bound memory read vulnerability was discovered in Bytecode Alliance wasm-micro-runtime v2.0.0 which allows a remote attacker to cause a denial of service via the "blocktypegetarity" function in core/iwasm/interpreter/wasm.h...

CVE-2024-27532

wasm-micro-runtime aka WebAssembly Micro Runtime or WAMR 06df58f is vulnerable to NULL Pointer Dereference in function blocktypegetresulttypes...

CVE-2024-25431

An issue in bytecodealliance wasm-micro-runtime before v.b3f728c and fixed in commit 06df58f allows a remote attacker to escalate privileges via a crafted file to the checkwasabicompatibility function...

wamr:wamr_fuzz_fast_interp: Heap-buffer-overflow in wasm_loader_unload

Project: https://github.com/bytecodealliance/wasm-micro-runtime.git Detailed Report: https://oss-fuzz.com/testcase?key=5172242176868352 Project: wamr Fuzzing Engine: libFuzzer Fuzz Target: wamrfuzzfastinterp Job Type: libfuzzerasanwamr Platform Id: linux Crash Type: Heap-buffer-overflow READ 8...

wamr:wamr_fuzz_llvm_jit: Heap-buffer-overflow in load_from_sections

Project: https://github.com/bytecodealliance/wasm-micro-runtime.git Detailed Report: https://oss-fuzz.com/testcase?key=6748122586087424 Project: wamr Fuzzing Engine: libFuzzer Fuzz Target: wamrfuzzllvmjit Job Type: libfuzzerasanwamr Platform Id: linux Crash Type: Heap-buffer-overflow READ 1 Crash...

wamr:wasm_mutator_fuzz_loader: Heap-buffer-overflow in copy_params_to_dynamic_space

Project: https://github.com/bytecodealliance/wasm-micro-runtime.git Detailed Report: https://oss-fuzz.com/testcase?key=5334945941225472 Project: wamr Fuzzing Engine: libFuzzer Fuzz Target: wasmmutatorfuzzloader Job Type: libfuzzerasanwamr Platform Id: linux Crash Type: Heap-buffer-overflow READ 2...

wamr:wasm_mutator_fuzz_loader: Crash in wasm_interp_call_func_bytecode

Project: https://github.com/bytecodealliance/wasm-micro-runtime.git Detailed Report: https://oss-fuzz.com/testcase?key=5479646694539264 Project: wamr Fuzzing Engine: libFuzzer Fuzz Target: wasmmutatorfuzzloader Job Type: libfuzzerubsanwamr Platform Id: linux Crash Type: UNKNOWN READ Crash Address...

wasm-micro-runtime (aka WebAssembly Micro Runtime or WAMR) 06df58f is vulnerable to NULL Pointer Dereference in function `block_type_get_result_types.

...

An issue in bytecodealliance wasm-micro-runtime before v.b3f728c and fixed in commit 06df58f allows a remote attacker to escalate privileges via a crafted file to the check_was_abi_compatibility function.

...

NULL Pointer Dereference

Overview Affected versions of this package are vulnerable to NULL Pointer Dereference through the blocktypegetresulttypes function. Remediation Upgrade wasm-micro-runtime to version 2.2.0 or higher. References - GitHub Commit - GitHub Gist - GitHub Issue Credit: Ziyi Guo...

Improper Privilege Management

Overview Affected versions of this package are vulnerable to Improper Privilege Management via the checkwasabicompatibility function. Remediation There is no fixed version for wasm-micro-runtime. References - GitHub Commit - GitHub Gist - GitHub Issue - GitHub PR Credit: Ziyi Guo...

CVE-2024-25431

An issue in bytecodealliance wasm-micro-runtime before v.b3f728c and fixed in commit 06df58f allows a remote attacker to escalate privileges via a crafted file to the checkwasabicompatibility function...

CVE-2024-25431

An issue in bytecodealliance wasm-micro-runtime before v.b3f728c and fixed in commit 06df58f allows a remote attacker to escalate privileges via a crafted file to the checkwasabicompatibility function...

CVE-2024-25431

CVE-2024-25431 affects the WebAssembly Micro Runtime (WAMR) from Bytecode Alliance. Pre- v.b3f728c builds are vulnerable to privilege escalation via a crafted file that targets the check_was_abi_compatibility function. The issue is mitigated by the fix introduced in commit 06df58f. Multiple conne...