USN-6889-1: .NET vulnerabilities

10 July 2024

Several security issues were fixed in dotnet6, dotnet8.

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Releases

Packages

  • dotnet6 - .NET CLI tools and runtime
  • dotnet8 - .NET CLI tools and runtime

Details

It was discovered that .NET did not properly handle object
deserialization. An attacker could possibly use this issue to cause
a denial of service. (CVE-2024-30105)

Radek Zikmund discovered that .NET did not properly manage memory. An
attacker could use this issue to cause a denial of service or possibly
execute arbitrary code. (CVE-2024-35264)

It was discovered that .NET did not properly parse X.509 Content and
ObjectIdentifiers. An attacker could possibly use this issue to cause
a denial of service. (CVE-2024-38095)

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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.

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Update instructions

The problem can be corrected by updating your system to the following package versions:

Ubuntu 24.04
Ubuntu 23.10
Ubuntu 22.04

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

References

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Further reading