Apple Security Advisory 2021-09-20-4 - Xcode 13 addresses multiple issues in nginx.
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Red Hat Security Advisory 2016-1425-01 - Nginx is a web and proxy server with a focus on high concurrency, performance, and low memory usage. The following packages have been upgraded to a newer upstream version: rh-nginx18-nginx. Security Fix: A NULL pointer dereference flaw was found in the nginx code responsible for saving client request body to a temporary file. A remote attacker could send a specially crafted request that would cause nginx worker process to crash.
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Gentoo Linux Security Advisory 201606-6 - Multiple vulnerabilities have been found in nginx, the worst of which may allow a remote attacker to cause a Denial of Service. Versions less than 1.10.1 are affected.
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Debian Linux Security Advisory 3473-1 - Several vulnerabilities were discovered in the resolver in nginx, a small, powerful, scalable web/proxy server, leading to denial of service or, potentially, to arbitrary code execution. These only affect nginx if the "resolver" directive is used in a configuration file.
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Ubuntu Security Notice 2892-1 - It was discovered that nginx incorrectly handled certain DNS server responses when the resolver is enabled. A remote attacker could possibly use this issue to cause nginx to crash, resulting in a denial of service. It was discovered that nginx incorrectly handled CNAME response processing when the resolver is enabled. A remote attacker could use this issue to cause nginx to crash, resulting in a denial of service, or possibly execute arbitrary code. Various other issues were also addressed.
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