CVE-2002-0766
Published Apr 2, 2003 · Updated Oct 23, 2026
Original summary
Normalized public record · Updated Oct 23, 2026
OpenBSD 2.9 through 3.1 allows local users to cause a denial of service (resource exhaustion) and gain root privileges by filling the kernel's file descriptor table and closing file descriptors 0, 1, or 2 before executing a privileged process, which is not properly handled when OpenBSD fails to open an alternate descriptor.
Publisher and source text is retained separately from QFinch interpretation.
QFinch assessment
OpenBSD 2.9 through 3.1 allows local users to cause a denial of service (resource exhaustion) and gain root privileges by filling the kernel's file descriptor table and closing file descriptors 0, 1, or 2 before executing a privileged process, which is not properly handled when OpenBSD fails to open an alternate descriptor.
Evidence: public source recordsAffected products
| Affected package, product or range | Fix status |
|---|---|
| Consult the referenced vendor advisory for affected versions. | Consult source advisory |
Matching a version is only one part of assessing exposure. QFinch has not assessed your environment on this public page.
Remediation
Apply the vendor-supported fixed release or mitigation, then verify the affected component is no longer reachable.
- Confirm the affected product and reachable code path exist in your environment.
- Apply the vendor-supported patch or mitigation from the primary advisory.
- Rescan the exact deployed revision and retain verification evidence.
Evidence coverage
- SSVC priority
- LOW
- Confidence
- 10%
- Aliases
- None reported
Scores appear only when corresponding evidence exists. Missing data is never interpreted as zero risk.
Sources and record history
- 20020509 OpenBSD local DoS and root exploit ↗
- openbsd-file-descriptor-dos(9048) ↗
- VU#314963 ↗
- 5715 ↗
- 4708 ↗
- 5114 ↗
- 20020508 003: SECURITY FIX: May 8, 2002 ↗
Record history
Published Apr 2, 2003 · Last refreshed Oct 23, 2026