---
id: CVE-2022-39392
aliases:
  - RUSTSEC-2022-0102
  - GHSA-44mr-8vmm-wjhg
  - RUSTSEC-2022-0076
title: Out of bounds read/write with zero-memory-pages configuration
summary: Out of bounds read/write with zero-memory-pages configuration
severity: medium
cvss: 5.9
cvssVector: 'CVSS:3.1/AV:N/AC:H/PR:H/UI:N/S:U/C:H/I:H/A:N'
vendor: wasmtime
product: wasmtime
ecosystem: rust
affected:
  - 'wasmtime >= 2.0.0, < 2.0.2'
patched:
  - wasmtime 2.0.2
published: '2022-11-05'
updated: '2026-10-12'
sourceUpdated: '2026-10-12T18:00:05.114347770Z'
source: OSV
sourceUrl: 'https://osv.dev/vulnerability/RUSTSEC-2022-0102'
references:
  - url: 'https://crates.io/crates/wasmtime'
  - url: 'https://rustsec.org/advisories/RUSTSEC-2022-0102.html'
  - url: >-
      https://github.com/bytecodealliance/wasmtime/commit/e60c3742904ccbb3e26da201c9221c38a4981d72
  - url: 'https://rustsec.org/advisories/RUSTSEC-2022-0076.html'
tags:
  - osv
  - rust
epss: 0.00663
epssPercentile: 0.51486
ingestedAt: '2026-10-13T11:45:30.158Z'
---

## Overview

This is an entry in the RustSec database for the Wasmtime security advisory
located at
https://github.com/bytecodealliance/wasmtime/security/advisories/GHSA-44mr-8vmm-wjhg.
For more information see the GitHub-hosted security advisory.

## Affected packages

- `wasmtime >= 2.0.0, < 2.0.2`

## Remediation

Upgrade to a patched release:

- `wasmtime 2.0.2`