CVE-2008-2464
First published: Wed Sep 10 2008(Updated: )
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.
Credit: cret@cert.org
| Affected Software | Affected Version | How to fix |
|---|---|---|
| Kame Kame | ||
| FreeBSD Kernel | ||
| NetBSD current | =4.0 |
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Reference Links
- http://www.freebsd.org/cgi/cvsweb.cgi/src/sys/netinet6/mld6.c.diff?r1=1.34;r2=1.35;f=h
- http://www.securityfocus.com/bid/31026
- http://cvsweb.netbsd.org/bsdweb.cgi/src/sys/netinet6/mld6.c.diff?r1=1.46&r2=1.47&f=h
- http://securitytracker.com/id?1020822
- http://cvsweb.netbsd.org/bsdweb.cgi/src/sys/netinet6/mld6.c
- http://cert.fi/haavoittuvuudet/2008/advisory-netbsd.html
- http://ftp.netbsd.org/pub/NetBSD/security/advisories/NetBSD-SA2008-011.txt.asc
- http://www.freebsd.org/cgi/cvsweb.cgi/src/sys/netinet6/mld6.c
- http://www.kb.cert.org/vuls/id/817940
- http://www.freebsd.org/cgi/cvsweb.cgi/src/sys/netinet6/mld6.c.diff?r1=1.34%3Br2=1.35%3Bf=h
Frequently Asked Questions
What is the severity of CVE-2008-2464?
CVE-2008-2464 has a severity rating of medium due to its potential to cause a denial of service.
How do I fix CVE-2008-2464?
To fix CVE-2008-2464, upgrade your NetBSD, FreeBSD, or KAME system to the patched version that addresses this vulnerability.
Which systems are affected by CVE-2008-2464?
CVE-2008-2464 affects NetBSD 4.0, FreeBSD systems, and KAME implementations when INET6 is enabled.
What kind of attack does CVE-2008-2464 facilitate?
CVE-2008-2464 enables remote attackers to exploit a divide-by-zero error through malformed ICMPv6 MLD queries.
When was CVE-2008-2464 discovered?
CVE-2008-2464 was published in 2008, highlighting vulnerabilities in the handling of multicast listener queries.
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