CVE-2024-34251

7.5 highEPSS 0.8%

High (7.5) in bytecodealliance webassembly micro runtime. EPSS 0.8% chance of exploitation in the next 30 days.

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 "block_type_get_arity" function in core/iwasm/interpreter/wasm.h.

Severity

CVSS 3.1

7.5 high

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H

EPSS: 0.8% chance of exploitation in the next 30 days; higher than 55% of CVEs (scores of 2026-10-31)
CWE: CWE-125
Published: 2024-05-06
Modified: 2026-06-17
Record from: the NVD, synced 2026-10-19

Affected

bytecodealliance:webassembly_micro_runtime

References

https://github.com/bytecodealliance/wasm-micro-runtime/issues/3347
https://github.com/bytecodealliance/wasm-micro-runtime/issues/3347

Check your stack JSON