What’s Vulnerable › Vulnerabilities

CVE-2000-0456

• Severity: low (CVSS 2.1 v2.0)
• Exploited in the wild: not listed in CISA KEV
• EPSS: 0.3% probability of exploitation in the next 30 days
• Public exploit or detection template: none known
• Published: 2000-05-28 · updated 2026-06-16

Description

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".

Affected products

• Netbsd: 1.4.1, 1.4.2

References

• http://www.osvdb.org/1365
• http://www.securityfocus.com/bid/1272
• http://www.osvdb.org/1365
• http://www.securityfocus.com/bid/1272

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