The resolver in nginx before 1.8.1 and 1.9.x before 1.9.10 allows remote attackers to cause a denial of service (invalid pointer dereference and worker process crash) via a crafted UDP DNS response.
CVSS Details
- CVSS 3.1 Base Score: 7.5
- CVSS 3.1 Vector: (CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H)
Covered by Rapid7
| Product | Vendor Advisory | Solution File | Added | Published |
|---|---|---|---|---|
| Alpine Linux | — | alpine-linux-upgrade-nginx | Aug 30, 2017 | Feb 15, 2016 |
| Debian | debian-upgrade-nginx | Feb 15, 2016 | Feb 11, 2016 | |
| Freebsd | freebsd-upgrade-package-nginxfreebsd-upgrade-package-nginx-devel | Dec 10, 2025 | Jan 30, 2016 | |
| Gentoo Linux | gentoo-linux-upgrade-www-servers-nginx | Oct 30, 2017 | Feb 15, 2016 | |
| Nginx | nginx-nginx-upgrade-1_8_1nginx-nginx-upgrade-1_9_10 | Feb 15, 2016 | Feb 15, 2016 | |
| Suse | — | suse-upgrade-nginxsuse-upgrade-nginx-source | Feb 15, 2016 | Feb 15, 2016 |
| Ubuntu | ubuntu-upgrade-nginx-coreubuntu-upgrade-nginx-extrasubuntu-upgrade-nginx-fullubuntu-upgrade-nginx-lightubuntu-upgrade-nginx-naxsi | Feb 15, 2016 | Feb 9, 2016 |
Prioritise with Active Threat Intelligence
With curated Threat Intelligence, you can see which vulnerabilities truly put you at risk, prioritize what matters most, and act before attackers do.
Explore Intelligence Hub