NetBSD 1.4.2 and earlier allows local users to cause a denial of service by repeatedly…
Priority LOW 11Published · Updated
Key facts
- Attack vector
- Local
- Privileges required
- None
- User interaction
- — Not recorded in CVSS 2.0
- Attack complexity
- Low
- Impact type
- —
- Confidentiality · integrity · availability
- None · None · Partial
- Fix status
- No fix listed
Attack profile from CVSS 2.0 · NVD. Fix status from CNA.
Summary
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".
Why it matters now
EPSS 0.00337 27th percentileScored 2026-11-07
Fix No fix listed No fixed version in the sources yet
SSVC decision points
Not available: CISA has not published SSVC decision points for this record.
Affected products
| Vendor | Product | Affected versions | Fixed in | Status | Source |
|---|---|---|---|---|---|
| — | — | all versions | — | No fix listed | CNA |
- — Vendor— Affected all versions Fixed in — No fix listed CNA
CPE configurations NVD · 8
| CPE | Versions | Role | Vendor |
|---|---|---|---|
| cpe:2.3:o:netbsd:netbsd:1.4.1:*:alpha:*:*:*:*:* | 1.4.1 | Vulnerable | NetBSD |
| cpe:2.3:o:netbsd:netbsd:1.4.1:*:arm32:*:*:*:*:* | 1.4.1 | Vulnerable | NetBSD |
| cpe:2.3:o:netbsd:netbsd:1.4.1:*:sparc:*:*:*:*:* | 1.4.1 | Vulnerable | NetBSD |
| cpe:2.3:o:netbsd:netbsd:1.4.1:*:x86:*:*:*:*:* | 1.4.1 | Vulnerable | NetBSD |
| cpe:2.3:o:netbsd:netbsd:1.4.2:*:alpha:*:*:*:*:* | 1.4.2 | Vulnerable | NetBSD |
| cpe:2.3:o:netbsd:netbsd:1.4.2:*:arm32:*:*:*:*:* | 1.4.2 | Vulnerable | NetBSD |
| cpe:2.3:o:netbsd:netbsd:1.4.2:*:sparc:*:*:*:*:* | 1.4.2 | Vulnerable | NetBSD |
| cpe:2.3:o:netbsd:netbsd:1.4.2:*:x86:*:*:*:*:* | 1.4.2 | Vulnerable | NetBSD |
- cpe:2.3:o:netbsd:netbsd:1.4.1:*:alpha:*:*:*:*:* Versions 1.4.1 Vulnerable ·NetBSD
- cpe:2.3:o:netbsd:netbsd:1.4.1:*:arm32:*:*:*:*:* Versions 1.4.1 Vulnerable ·NetBSD
- cpe:2.3:o:netbsd:netbsd:1.4.1:*:sparc:*:*:*:*:* Versions 1.4.1 Vulnerable ·NetBSD
- cpe:2.3:o:netbsd:netbsd:1.4.1:*:x86:*:*:*:*:* Versions 1.4.1 Vulnerable ·NetBSD
- cpe:2.3:o:netbsd:netbsd:1.4.2:*:alpha:*:*:*:*:* Versions 1.4.2 Vulnerable ·NetBSD
- cpe:2.3:o:netbsd:netbsd:1.4.2:*:arm32:*:*:*:*:* Versions 1.4.2 Vulnerable ·NetBSD
- cpe:2.3:o:netbsd:netbsd:1.4.2:*:sparc:*:*:*:*:* Versions 1.4.2 Vulnerable ·NetBSD
- cpe:2.3:o:netbsd:netbsd:1.4.2:*:x86:*:*:*:*:* Versions 1.4.2 Vulnerable ·NetBSD
Remediation
No fixed version listed by the sources yet.
Timeline
- 2026-10-02 Threatist record created from CVE-2000-0456
- 2026-10-03 Alias added: GHSA-2c6h-prr7-885p
References
Other 1
More Netbsd vulnerabilities
- TI-2024-05929 Openssh: regresshion - race condition in ssh allows rce/dos CVSS 3.1HIGH 8.1
- TI-2003-00437 Off-by-one error in the fb_realpath() function, as derived from the realpath function in… CVSS 3.1CRITICAL 9.8
- TI-2002-01263 Buffer overflow in Sendmail 5.79 to 8.12.7 allows remote attackers to execute arbitrary… CVSS 2.0HIGH 10.0
- TI-2003-00642 The prescan function in Sendmail 8.12.9 allows remote attackers to execute arbitrary code… CVSS 2.0HIGH 10.0
- TI-1999-00045 Buffer overflow of rlogin program using TERM environmental variable. CVSS 2.0HIGH 10.0
- TI-2014-06993 The fetch_url function in usr.bin/ftp/fetch.c in tnftp, as used in NetBSD 5.1 through… CVSS 2.0HIGH 7.5
Sources
- CVE-2000-0456 · CVE Program
- CVE-2000-0456 · NVD
- FIRST EPSS
- GHSA-2c6h-prr7-885p · GitHub Advisory Database · CC BY 4.0
This product uses the NVD API but is not endorsed or certified by the NVD. Sources and licences