CVE-2022-43282 Memory corruption in n/a

High 7.1 Published 28 Oct 2022 Updated 8 May 2025

An out-of-bounds read in the wasm-interp library allows attackers to cause denial of service or disclose sensitive memory contents.

Exploited in the wild: Not known
Login needed: Not needed
Attackable: Local or same network only
Victim action needed: A user has to click or open something
Fix: Available

What is CVE-2022-43282?

CVE-2022-43282 is a high-severity memory corruption vulnerability in n/a, published on 28 Oct 2022. It can only be exploited from the same machine or local network, and only if a user opens a file or follows a link.

Official description

wasm-interp v1.0.29 was discovered to contain an out-of-bounds read via the component OnReturnCallIndirectExpr->GetReturnCallDropKeepCount.

Weakness: CWE-125

Which versions are affected by CVE-2022-43282?

It affects 1 product.

Products include Webassembly Wabt.

How do I fix CVE-2022-43282?

Upgrade to a fixed version.

Upgrade to the fixed version. Memory-safe languages, compiler hardening and fuzzing prevent most new cases. More about Memory corruption.

Is CVE-2022-43282 being exploited?

It is not confirmed as exploited in the wild, but public exploit code for CVE-2022-43282 exists.

Sources

Also known as DEBIAN-CVE-2022-43282, GHSA-wmg6-jwwg-xv57, UBUNTU-CVE-2022-43282.