CVE-2004-0257 Information

Description

OpenBSD 3.4 and NetBSD 1.6 and 1.6.1 allow remote attackers to cause a denial of service (crash) by sending an IPv6 packet with a small MTU to a listening port and then issuing a TCP connect to that port.

Reference

ftp://ftp.netbsd.org/pub/NetBSD/security/advisories/NetBSD-SA2004-002.txt.asc http://lists.grok.org.uk/pipermail/full-disclosure/2004-February/016704.html http://marc.info/?l=bugtraq&m=107604603226564&w=2 http://www.guninski.com/obsdmtu.html http://www.openbsd.org/cgi-bin/cvsweb/src/sys/netinet6/ip6_output.c http://www.osvdb.org/3825 http://www.securityfocus.com/bid/9577 https://exchange.xforce.ibmcloud.com/vulnerabilities/15044