USN-6161-1 fixed vulnerabilities in .NET. The update introduced a regression with regards to how the runtime imported X.509 certificates. This update fixes the problem. We apologize for the inconvenience. Original advisory details: It was discovered that .NET did not properly enforce certain restrictions when deserializing a DataSet or DataTable from XML. An attacker could possibly use this issue to elevate their privileges. (CVE-2023-24936) Kevin Jones discovered that .NET did not properly handle the AIA fetching process for X.509 client certificates. An attacker could possibly use this issue to cause a denial of service. (CVE-2023-29331) Kalle Niemitalo discovered that the .NET package manager, NuGet, was susceptible to a potential race condition. An attacker could possibly use this issue to perform remote code execution. (CVE-2023-29337) Tom Deseyn discovered that .NET did not properly process certain arguments when extracting the contents of a tar file. An attacker could possibly use this issue to elevate their privileges. This issue only affected the dotnet7 package. (CVE-2023-32032) It was discovered that .NET did not properly handle memory in certain circumstances. An attacker could possibly use this issue to cause a denial of service or perform remote code execution. (CVE-2023-33128)
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