CVE-2021-46054 Denial of service in n/a
An attacker can cause a denial of service in Binaryen via an assertion abort when processing specific WebAssembly rethrow instructions.
- 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
- None listed
What is CVE-2021-46054?
CVE-2021-46054 is a medium-severity denial of service vulnerability in n/a, published on 7 Jan 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
A Denial of Service vulnerability exists in Binaryen 104 due to an assertion abort in wasm::WasmBinaryBuilder::visitRethrow(wasm::Rethrow*).
Weakness: CWE-617
Which versions are affected by CVE-2021-46054?
It affects 1 product.
Products include Webassembly Binaryen.
How do I fix CVE-2021-46054?
No fix has been published for CVE-2021-46054 yet. Limit exposure of the affected software until one is available.
Upgrade, then put limits on request size, rate and nesting depth so one client cannot exhaust the service. More about Denial of service.
Is CVE-2021-46054 being exploited?
There is no known exploitation of CVE-2021-46054 in the wild and no public exploit code.
Other vulnerabilities in n/a
Sources
Also known as DEBIAN-CVE-2021-46054, GHSA-g79p-2gxh-gx42, UBUNTU-CVE-2021-46054.