CVE-2002-1420

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Summary

CVECVE-2002-1420
StatePUBLISHED
Assignermitre
Source PriorityCVE Program / NVD first with legacy fallback
Published2003-04-11 04:00:00 UTC
Updated2025-04-03 01:03:51 UTC
DescriptionInteger 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.

Risk And Classification

Primary CVSS: v2.0 7.2 from [email protected]

AV:L/AC:L/Au:N/C:C/I:C/A:C

Problem Types: NVD-CWE-Other | n/a

CVSS v2.0 Breakdown

Access Vector
Local
Access Complexity
Low
Authentication
None
Confidentiality
Complete
Integrity
Complete
Availability
Complete

AV:L/AC:L/Au:N/C:C/I:C/A:C

NVD Known Affected Configurations (CPE 2.3)

TypeVendorProductVersionUpdateEditionLanguage
Operating System Openbsd Openbsd 3.0 All All All
Operating System Openbsd Openbsd 3.1 All All All

Vendor Declared Affected Products

SourceVendorProductVersionPlatforms
CNA Na N/a affected n/a Not specified

References

ReferenceSourceLinkTags
www.osvdb.org/7554 af854a3a-2127-422b-91ae-364da2661108 www.osvdb.org
'OpenBSD Security Advisory: Select Boundary Condition (fwd)' - MARC af854a3a-2127-422b-91ae-364da2661108 marc.info
OpenBSD select() Buffer Overflow Vulnerability af854a3a-2127-422b-91ae-364da2661108 www.securityfocus.com Patch, Vendor Advisory
CERT/CC Vulnerability Note VU#259787 af854a3a-2127-422b-91ae-364da2661108 www.kb.cert.org US Government Resource
ISS X-Force Database: openbsd-select-bo (9809): OpenBSD select() system call buffer overflow af854a3a-2127-422b-91ae-364da2661108 www.iss.net Patch, Vendor Advisory
CVE Program record CVE.ORG www.cve.org canonical
NVD vulnerability detail NVD nvd.nist.gov canonical, analysis

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