CVE-2000-0456

NONECVSS 0.0

0.0

NetBSD 1.4.2 and earlier allows local users to cause a denial of service by repeatedly running certain system calls in the kernel which do not yield the CPU, aka "cpu-hog".

CVSS v3: —
EG Score: —
EPSS: 23.9%
KEV: Not listed

Published

May 28, 2000

Last Modified

April 16, 2026

References (6)

cve@mitreftp://ftp.netbsd.org/pub/NetBSD/misc/security/advisories/NetBSD-SA2000-005.txt.asc
cve@mitrehttp://www.osvdb.org/1365
cve@mitrehttp://www.securityfocus.com/bid/1272
af854a3a-2127-422b-91ae-364da2661108ftp://ftp.netbsd.org/pub/NetBSD/misc/security/advisories/NetBSD-SA2000-005.txt.asc
af854a3a-2127-422b-91ae-364da2661108http://www.osvdb.org/1365
af854a3a-2127-422b-91ae-364da2661108http://www.securityfocus.com/bid/1272

Data Freshness Timeline

(refreshed 14× in last 7d / 20× in last 30d)

Every time one of our enrichment pipelines (NVD, MITRE cvelistV5, EPSS, CISA KEV, GHSA, OSV, vendor advisories) ran against this CVE. Most recent first.

2026-05-29 13:40 UTCepss_batch
2026-05-28 13:42 UTCepss_batch
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2026-05-18 21:29 UTCepss_batch
2026-05-18 21:29 UTCepss_batch

Frequently asked(4)

What is CVE-2000-0456?

CVE-2000-0456 is a none vulnerability published on May 28, 2000. NetBSD 1.4.2 and earlier allows local users to cause a denial of service by repeatedly running certain system calls in the kernel which do not yield the CPU, aka "cpu-hog".

When was CVE-2000-0456 disclosed?

CVE-2000-0456 was first published in the National Vulnerability Database on May 28, 2000, with the most recent update on April 16, 2026. EchelonGraph re-ingests CVE updates from NVD on a 2-hour cycle, so this page reflects the latest published state.

Is CVE-2000-0456 actively exploited?

CVE-2000-0456 is not currently on CISA's Known Exploited Vulnerabilities catalog. FIRST EPSS estimates a 23.9% percentile likelihood of exploitation in the next 30 days — higher percentiles indicate greater predicted risk.

How do I remediate CVE-2000-0456?

Patch to the fixed version published by the affected vendor. Where vendor advisories exist for CVE-2000-0456, EchelonGraph cross-links them in the Vendor Advisories panel below — those typically contain the canonical remediation steps, fixed version numbers, and any vendor-specific mitigations.

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CVE-2000-0456

📅 Published

🔄 Last Modified

🔗 References (6)