CVE-2002-1420

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.

7.2

CVSS

Severity: High

CVSS 2.0 •

EPSS 0.07%

Vendor Advisory iss.net Vendor Advisory securityfocus.com

Affected: n/a n/a

References

Link	Tags
http://www.securityfocus.com/bid/5442	vdb entry patch vendor advisory
http://www.iss.net/security_center/static/9809.php	vdb entry patch vendor advisory
http://www.kb.cert.org/vuls/id/259787	third party advisory us government resource
http://www.osvdb.org/7554	vdb entry
http://marc.info/?l=bugtraq&m=102918817012863&w=2	mailing list

Frequently Asked Questions

What is the severity of CVE-2002-1420?: CVE-2002-1420 has been scored as a high severity vulnerability.
How to fix CVE-2002-1420?: To fix CVE-2002-1420, make sure you are using an up-to-date version of the affected component(s) by checking the vendor release notes. As for now, there are no other specific guidelines available.
Is CVE-2002-1420 being actively exploited in the wild?: As for now, there are no information to confirm that CVE-2002-1420 is being actively exploited. According to its EPSS score, there is a ~0% probability that this vulnerability will be exploited by malicious actors in the next 30 days.

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