CVE-1999-0403

Name: CVE-1999-0403
Creator: NVD / NIST
Published: 1999-02-01T05:00:00+00:00
License: https://creativecommons.org/publicdomain/zero/1.0/

UnknownEPSS 1.27%

Last modified Jun 16, 2026

CVE-1999-0403 is a vulnerability of currently unknown severity. A bug in Cyrix CPUs on Linux allows local users to perform a denial of service.. EPSS estimates a 1.27% chance of exploitation in the next 30 days.

Description

A bug in Cyrix CPUs on Linux allows local users to perform a denial of service.

Metrics

EPSS Probability

1.27%

66.3th percentile

Probability of exploitation in the next 30 days. Learn more

Affected Software

Vendor	Product	Versions
Cyrix	Linux	All versions

References

Timeline

Published: Feb 1, 1999
Last Modified: Jun 16, 2026
Status: Modified

Frequently Asked Questions

What is CVE-1999-0403?

A bug in Cyrix CPUs on Linux allows local users to perform a denial of service.

How severe is CVE-1999-0403?

Severity scoring for CVE-1999-0403 is pending analysis. The EPSS model estimates a 1.27% probability of exploitation in the next 30 days.

How do I fix CVE-1999-0403?

Check the vendor references and advisories linked above for patched versions and mitigation guidance. You can also run a Strix scan to test if your systems are affected.

Are you affected by CVE-1999-0403?

Run a free Strix scan to check your systems for this vulnerability.

Scan your code now

Source: NVD / NIST