USN-7105-1: .NET vulnerabilities

Packages

dotnet9 - .NET CLI tools and runtime

Details

It was discovered that the NrbfDecoder component in .NET did not properly
handle an instance of a type confusion vulnerability. An authenticated
attacker could possibly use this issue to gain the privileges of another
user and execute arbitrary code. (CVE-2024-43498)

It was discovered that the NrbfDecoder component in .NET did not properly
perform input validation. An unauthenticated remote attacker could possibly
use this issue to cause a denial of service. (CVE-2024-43499)

It was discovered that the NrbfDecoder component in .NET did not properly
handle an instance of a type confusion vulnerability. An authenticated
attacker could possibly use this issue to gain the privileges of another
user and execute arbitrary code. (CVE-2024-43498)

It was discovered that the NrbfDecoder component in .NET did not properly
perform input validation. An unauthenticated remote attacker could possibly
use this issue to cause a denial of service. (CVE-2024-43499)

Update instructions

In general, a standard system update will make all the necessary changes.

Learn more about how to get the fixes.

Ubuntu Release	Package Version
24.10 oracular	aspnetcore-runtime-9.0 – 9.0.0-rtm-0ubuntu1~24.10.1
	dotnet-host-9.0 – 9.0.0-rtm-0ubuntu1~24.10.1
	dotnet-hostfxr-9.0 – 9.0.0-rtm-0ubuntu1~24.10.1
	dotnet-runtime-9.0 – 9.0.0-rtm-0ubuntu1~24.10.1
	dotnet-sdk-9.0 – 9.0.100-rtm-0ubuntu1~24.10.1
	dotnet-sdk-aot-9.0 – 9.0.100-rtm-0ubuntu1~24.10.1
	dotnet9 – 9.0.100-9.0.0-0ubuntu1~24.10.1

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References