CVE-2002-1420

N/A Unknown
Published: April 11, 2003 Modified: April 16, 2026
View on NVD

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.

AI Explanation

Get an AI-powered plain-language explanation of this vulnerability and remediation steps.

Login to generate AI explanation

References to Advisories, Solutions, and Tools

Patch Vendor Advisory Exploit Third Party Advisory
http://www.iss.net/security_center/static/9809.php
Source: cve@mitre.org
Patch Vendor Advisory
http://www.kb.cert.org/vuls/id/259787
Source: cve@mitre.org
US Government Resource
http://www.osvdb.org/7554
Source: cve@mitre.org
http://www.securityfocus.com/bid/5442
Source: cve@mitre.org
Patch Vendor Advisory
http://marc.info/?l=bugtraq&m=102918817012863&w=2
Source: af854a3a-2127-422b-91ae-364da2661108
http://www.iss.net/security_center/static/9809.php
Source: af854a3a-2127-422b-91ae-364da2661108
Patch Vendor Advisory
http://www.kb.cert.org/vuls/id/259787
Source: af854a3a-2127-422b-91ae-364da2661108
US Government Resource
http://www.osvdb.org/7554
Source: af854a3a-2127-422b-91ae-364da2661108
http://www.securityfocus.com/bid/5442
Source: af854a3a-2127-422b-91ae-364da2661108
Patch Vendor Advisory

10 reference(s) from NVD

Quick Stats

CVSS v3 Score
N/A / 10.0
EPSS (Exploit Probability)
0.4%
61th percentile
Exploitation Status
Not in CISA KEV

Affected Vendors

openbsd