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USN-4967-1: nginx vulnerability

26 May 2021

nginx could be made to crash or run programs if it received specially crafted network traffic.

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Releases

Packages

  • nginx - small, powerful, scalable web/proxy server

Details

Luis Merino, Markus Vervier, and Eric Sesterhenn discovered that nginx
incorrectly handled responses to the DNS resolver. A remote attacker could
use this issue to cause nginx to crash, resulting in a denial of service,
or possibly execute arbitrary code.

Reduce your security exposure

Ubuntu Pro provides ten-year security coverage to 25,000+ packages in Main and Universe repositories, and it is free for up to five machines.

Learn more about Ubuntu Pro

References

Related notices

  • USN-4967-2: nginx-naxsi-ui, nginx-core, nginx-naxsi, nginx-extras, nginx, nginx-full, nginx-common, nginx-doc, nginx-light