Red Hat Security Advisory 2021-2998-01 - The glibc packages provide the standard C libraries, POSIX thread libraries, standard math libraries, and the name service cache daemon used by multiple programs on the system. Without these libraries, the Linux system cannot function correctly. Issues addressed include a buffer overflow vulnerability.
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Red Hat Security Advisory 2021-2993-01 - Varnish Cache is a high-performance HTTP accelerator. It stores web pages in memory so web servers don't have to create the same web page over and over again, giving the website a significant speed up.
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Red Hat Security Advisory 2021-2992-01 - PHP is an HTML-embedded scripting language commonly used with the Apache HTTP Server. Issues addressed include bypass, null pointer, and server-side request forgery vulnerabilities.
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Ubuntu Security Notice 5029-1 - It was discovered that GnuTLS incorrectly handled sending certain extensions when being used as a client. A remote attacker could use this issue to cause GnuTLS to crash, resulting in a denial of service, or possibly execute arbitrary code.
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Hotel Management System version 1.0 exploit that leverages a blind cross site scripting attack against the admin to have a reverse PHP shell uploaded.
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