OSV-2022-1155 UNKNOWN WRITE in wasmtime_fuzzing::oracles::instantiate_many::h1a28dda90c13f877
A memory corruption vulnerability in the Wasmtime runtime allows attackers to potentially execute arbitrary code or cause a denial of service via crafted WebAssembly modules.
- Exploited in the wild
- Not known
- Login needed
- Not needed
- Attackable
- Not stated
- Victim action needed
- Not needed
- Fix
- None listed
What is OSV-2022-1155?
OSV-2022-1155 is a memory corruption vulnerability in wasmtime, published on 8 Nov 2022.
Official description
OSS-Fuzz report: https://bugs.chromium.org/p/oss-fuzz/issues/detail?id=53102
Crash type: UNKNOWN WRITE
Crash state:
wasmtime_fuzzing::oracles::instantiate_many::h1a28dda90c13f877
instantiate_many::_::run::he4646225c064edb2
Which versions are affected by OSV-2022-1155?
1 open source package ship an affected version, including wasmtime.
| Package | Affected | Fixed in |
|---|---|---|
wasmtime OSS-Fuzz | All versions | None |
How do I fix OSV-2022-1155?
No fix has been published for OSV-2022-1155 yet. Limit exposure of the affected software until one is available.
Upgrade to the fixed version. Memory-safe languages, compiler hardening and fuzzing prevent most new cases. More about Memory corruption.
Is OSV-2022-1155 being exploited?
There is no known exploitation of OSV-2022-1155 in the wild and no public exploit code.