Vulnerability Description
Dnsmasq before 2.76 allows remote servers to cause a denial of service (crash) via a reply with an empty DNS address that has an (1) A or (2) AAAA record defined locally.
CVSS Score
7.5
HIGH
CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
Affected Products
| Vendor | Product | Versions |
|---|---|---|
| Canonical | Ubuntu Linux | 15.10 |
| Thekelleys | Dnsmasq | <= 2.75 |
Related Weaknesses (CWE)
References
- http://lists.thekelleys.org.uk/pipermail/dnsmasq-discuss/2016q2/010479.html
- http://lists.thekelleys.org.uk/pipermail/dnsmasq-discuss/2016q2/010505.html
- http://thekelleys.org.uk/gitweb/?p=dnsmasq.git%3Ba=commit%3Bh=41a8d9e99be9f2cc8b
- http://www.openwall.com/lists/oss-security/2016/06/03/7
- http://www.openwall.com/lists/oss-security/2016/06/04/2
- http://www.securityfocus.com/bid/91031
- http://www.securitytracker.com/id/1036045
- http://www.ubuntu.com/usn/USN-3009-1
- http://lists.thekelleys.org.uk/pipermail/dnsmasq-discuss/2016q2/010479.html
- http://lists.thekelleys.org.uk/pipermail/dnsmasq-discuss/2016q2/010505.html
- http://thekelleys.org.uk/gitweb/?p=dnsmasq.git%3Ba=commit%3Bh=41a8d9e99be9f2cc8b
- http://www.openwall.com/lists/oss-security/2016/06/03/7
- http://www.openwall.com/lists/oss-security/2016/06/04/2
- http://www.securityfocus.com/bid/91031
- http://www.securitytracker.com/id/1036045
FAQ
What is CVE-2015-8899?
CVE-2015-8899 is a vulnerability with a CVSS score of 7.5 (HIGH). Dnsmasq before 2.76 allows remote servers to cause a denial of service (crash) via a reply with an empty DNS address that has an (1) A or (2) AAAA record defined locally.
How severe is CVE-2015-8899?
CVE-2015-8899 has been rated HIGH with a CVSS base score of 7.5/10. Review the CVSS metrics above for detailed severity breakdown.
Is there a patch for CVE-2015-8899?
Check the references section above for vendor advisories and patch information. Affected products include: Canonical Ubuntu Linux, Thekelleys Dnsmasq.