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 Software
| Name | Vendor | Start Version | End Version |
|---|---|---|---|
| Kame | Kame | * | * |
| Freebsd | Freebsd | * | * |
| Netbsd | Netbsd | 4.0 (including) | 4.0 (including) |
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\u0026r2=1.47\u0026f=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\u0026r2=1.47\u0026f=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