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

CVSS v3.1

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

EPSS

0.76% chance of exploitation in the next 30 days, 53th percentile

Published

2024-05-06

Updated

2024-08-02

Proof-of-concept exploits (1)

• bytecodealliance/wasm-micro-runtime/issues/3347

References

• CVE Record
• NVD entry

Related

• CVE-2023-48105
• CVE-2024-25431
• CVE-2024-27532
• CVE-2024-34250
• CVE-2025-43853
• CVE-2025-54126