CVE-2008-2464

Severity: high (CVSS 7.1 v2.0)
Exploited in the wild: not listed in CISA KEV
EPSS: 2.4% probability of exploitation in the next 30 days
Public exploit or detection template: yes
Published: 2008-09-11 · updated 2026-06-16
Weakness: CWE-189

Description

The mld_input function in sys/netinet6/mld6.c in the kernel in NetBSD 4.0, FreeBSD, and KAME, when INET6 is enabled, allows remote attackers to cause a denial of service (divide-by-zero error and panic) via a malformed ICMPv6 Multicast Listener Discovery (MLD) query with a certain Maximum Response Delay value.

Affected products

FreeBSD: all versions
Kame: all versions
Netbsd: 4.0

References

http://cert.fi/haavoittuvuudet/2008/advisory-netbsd.html
http://cvsweb.netbsd.org/bsdweb.cgi/src/sys/netinet6/mld6.c
http://cvsweb.netbsd.org/bsdweb.cgi/src/sys/netinet6/mld6.c.diff?r1=1.46&r2=1.47&f=h
http://ftp.netbsd.org/pub/NetBSD/security/advisories/NetBSD-SA2008-011.txt.asc
http://securitytracker.com/id?1020822
http://www.freebsd.org/cgi/cvsweb.cgi/src/sys/netinet6/mld6.c
http://www.freebsd.org/cgi/cvsweb.cgi/src/sys/netinet6/mld6.c.diff?r1=1.34%3Br2=1.35%3Bf=h
http://www.kb.cert.org/vuls/id/817940
http://www.securityfocus.com/bid/31026
http://cert.fi/haavoittuvuudet/2008/advisory-netbsd.html
http://cvsweb.netbsd.org/bsdweb.cgi/src/sys/netinet6/mld6.c
http://cvsweb.netbsd.org/bsdweb.cgi/src/sys/netinet6/mld6.c.diff?r1=1.46&r2=1.47&f=h

Get alerted when CVE-2008-2464 or the next vulnerability affects your stack