CVE-2002-1420

HighCVSS 7.2/10Last modified Jun 16, 2026

Description

Integer signedness error in select() on OpenBSD 3.1 and earlier allows local users to overwrite arbitrary kernel memory via a negative value for the size parameter, which satisfies the boundary check as a signed integer, but is later used as an unsigned integer during a data copying operation.

Metrics

CVSS 2.0 7.2/10AV:L/AC:L/Au:N/C:C/I:C/A:C

Affected software

No affected versions have been published.

Timeline

Published
Apr 11, 2003
Last modified
Jun 16, 2026
NVD status
Modified

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CVE-2002-1420: High severity, CVSS 7.2 | Vulnix