USN-6362-1: .NET vulnerability

Published Sep 12, 2023
ยท
Updated

Kevin Jones discovered that .NET did not properly process certain X.509 certificates. An attacker could possibly use this issue to cause a denial of service.

Affected Software

48 affected componentsFixes available
All of the following
ubuntu/aspnetcore-runtime-6.0<6.0.122-0ubuntu1~23.04.1
6.0.122-0ubuntu1~23.04.1
Ubuntu Ubuntu=23.04
All of the following
ubuntu/aspnetcore-runtime-7.0<7.0.111-0ubuntu1~23.04.1
7.0.111-0ubuntu1~23.04.1
Ubuntu Ubuntu=23.04
All of the following
ubuntu/dotnet-host<6.0.122-0ubuntu1~23.04.1
6.0.122-0ubuntu1~23.04.1
Ubuntu Ubuntu=23.04
All of the following
ubuntu/dotnet-host-7.0<7.0.111-0ubuntu1~23.04.1
7.0.111-0ubuntu1~23.04.1
Ubuntu Ubuntu=23.04
All of the following
ubuntu/dotnet-hostfxr-6.0<6.0.122-0ubuntu1~23.04.1
6.0.122-0ubuntu1~23.04.1
Ubuntu Ubuntu=23.04
All of the following
ubuntu/dotnet-hostfxr-7.0<7.0.111-0ubuntu1~23.04.1
7.0.111-0ubuntu1~23.04.1
Ubuntu Ubuntu=23.04
All of the following
ubuntu/dotnet-runtime-6.0<6.0.122-0ubuntu1~23.04.1
6.0.122-0ubuntu1~23.04.1
Ubuntu Ubuntu=23.04
All of the following
ubuntu/dotnet-runtime-7.0<7.0.111-0ubuntu1~23.04.1
7.0.111-0ubuntu1~23.04.1
Ubuntu Ubuntu=23.04
All of the following
ubuntu/dotnet-sdk-6.0<6.0.122-0ubuntu1~23.04.1
6.0.122-0ubuntu1~23.04.1
Ubuntu Ubuntu=23.04
All of the following
ubuntu/dotnet-sdk-7.0<7.0.111-0ubuntu1~23.04.1
7.0.111-0ubuntu1~23.04.1
Ubuntu Ubuntu=23.04
All of the following
ubuntu/dotnet6<6.0.122-0ubuntu1~23.04.1
6.0.122-0ubuntu1~23.04.1
Ubuntu Ubuntu=23.04
All of the following
ubuntu/dotnet7<7.0.111-0ubuntu1~23.04.1
7.0.111-0ubuntu1~23.04.1
Ubuntu Ubuntu=23.04
All of the following
ubuntu/aspnetcore-runtime-6.0<6.0.122-0ubuntu1~22.04.1
6.0.122-0ubuntu1~22.04.1
Ubuntu Ubuntu=22.04
All of the following
ubuntu/aspnetcore-runtime-7.0<7.0.111-0ubuntu1~22.04.1
7.0.111-0ubuntu1~22.04.1
Ubuntu Ubuntu=22.04
All of the following
ubuntu/dotnet-host<6.0.122-0ubuntu1~22.04.1
6.0.122-0ubuntu1~22.04.1
Ubuntu Ubuntu=22.04
All of the following
ubuntu/dotnet-host-7.0<7.0.111-0ubuntu1~22.04.1
7.0.111-0ubuntu1~22.04.1
Ubuntu Ubuntu=22.04
All of the following
ubuntu/dotnet-hostfxr-6.0<6.0.122-0ubuntu1~22.04.1
6.0.122-0ubuntu1~22.04.1
Ubuntu Ubuntu=22.04
All of the following
ubuntu/dotnet-hostfxr-7.0<7.0.111-0ubuntu1~22.04.1
7.0.111-0ubuntu1~22.04.1
Ubuntu Ubuntu=22.04
All of the following
ubuntu/dotnet-runtime-6.0<6.0.122-0ubuntu1~22.04.1
6.0.122-0ubuntu1~22.04.1
Ubuntu Ubuntu=22.04
All of the following
ubuntu/dotnet-runtime-7.0<7.0.111-0ubuntu1~22.04.1
7.0.111-0ubuntu1~22.04.1
Ubuntu Ubuntu=22.04
All of the following
ubuntu/dotnet-sdk-6.0<6.0.122-0ubuntu1~22.04.1
6.0.122-0ubuntu1~22.04.1
Ubuntu Ubuntu=22.04
All of the following
ubuntu/dotnet-sdk-7.0<7.0.111-0ubuntu1~22.04.1
7.0.111-0ubuntu1~22.04.1
Ubuntu Ubuntu=22.04
All of the following
ubuntu/dotnet6<6.0.122-0ubuntu1~22.04.1
6.0.122-0ubuntu1~22.04.1
Ubuntu Ubuntu=22.04
All of the following
ubuntu/dotnet7<7.0.111-0ubuntu1~22.04.1
7.0.111-0ubuntu1~22.04.1
Ubuntu Ubuntu=22.04

Remediation

Recommended actions to resolve this vulnerability, in priority order.

  1. Upgrade

    Upgrade ubuntu/aspnetcore-runtime-6.0 to a version that resolves this vulnerability.

    Fixed in 6.0.122-0ubuntu1~23.04.1
  2. Upgrade

    Upgrade ubuntu/aspnetcore-runtime-7.0 to a version that resolves this vulnerability.

    Fixed in 7.0.111-0ubuntu1~23.04.1
  3. Upgrade

    Upgrade ubuntu/dotnet-host to a version that resolves this vulnerability.

    Fixed in 6.0.122-0ubuntu1~23.04.1
  4. Upgrade

    Upgrade ubuntu/dotnet-host-7.0 to a version that resolves this vulnerability.

    Fixed in 7.0.111-0ubuntu1~23.04.1
  5. Upgrade

    Upgrade ubuntu/dotnet-hostfxr-6.0 to a version that resolves this vulnerability.

    Fixed in 6.0.122-0ubuntu1~23.04.1
  6. Upgrade

    Upgrade ubuntu/dotnet-hostfxr-7.0 to a version that resolves this vulnerability.

    Fixed in 7.0.111-0ubuntu1~23.04.1
  7. Upgrade

    Upgrade ubuntu/dotnet-runtime-6.0 to a version that resolves this vulnerability.

    Fixed in 6.0.122-0ubuntu1~23.04.1
  8. Upgrade

    Upgrade ubuntu/dotnet-runtime-7.0 to a version that resolves this vulnerability.

    Fixed in 7.0.111-0ubuntu1~23.04.1
  9. Upgrade

    Upgrade ubuntu/dotnet-sdk-6.0 to a version that resolves this vulnerability.

    Fixed in 6.0.122-0ubuntu1~23.04.1
  10. Upgrade

    Upgrade ubuntu/dotnet-sdk-7.0 to a version that resolves this vulnerability.

    Fixed in 7.0.111-0ubuntu1~23.04.1
  11. Upgrade

    Upgrade ubuntu/dotnet6 to a version that resolves this vulnerability.

    Fixed in 6.0.122-0ubuntu1~23.04.1
  12. Upgrade

    Upgrade ubuntu/dotnet7 to a version that resolves this vulnerability.

    Fixed in 7.0.111-0ubuntu1~23.04.1
  13. Upgrade

    Upgrade ubuntu/aspnetcore-runtime-6.0 to a version that resolves this vulnerability.

    Fixed in 6.0.122-0ubuntu1~22.04.1
  14. Upgrade

    Upgrade ubuntu/aspnetcore-runtime-7.0 to a version that resolves this vulnerability.

    Fixed in 7.0.111-0ubuntu1~22.04.1
  15. Upgrade

    Upgrade ubuntu/dotnet-host to a version that resolves this vulnerability.

    Fixed in 6.0.122-0ubuntu1~22.04.1
  16. Upgrade

    Upgrade ubuntu/dotnet-host-7.0 to a version that resolves this vulnerability.

    Fixed in 7.0.111-0ubuntu1~22.04.1
  17. Upgrade

    Upgrade ubuntu/dotnet-hostfxr-6.0 to a version that resolves this vulnerability.

    Fixed in 6.0.122-0ubuntu1~22.04.1
  18. Upgrade

    Upgrade ubuntu/dotnet-hostfxr-7.0 to a version that resolves this vulnerability.

    Fixed in 7.0.111-0ubuntu1~22.04.1
  19. Upgrade

    Upgrade ubuntu/dotnet-runtime-6.0 to a version that resolves this vulnerability.

    Fixed in 6.0.122-0ubuntu1~22.04.1
  20. Upgrade

    Upgrade ubuntu/dotnet-runtime-7.0 to a version that resolves this vulnerability.

    Fixed in 7.0.111-0ubuntu1~22.04.1
  21. Upgrade

    Upgrade ubuntu/dotnet-sdk-6.0 to a version that resolves this vulnerability.

    Fixed in 6.0.122-0ubuntu1~22.04.1
  22. Upgrade

    Upgrade ubuntu/dotnet-sdk-7.0 to a version that resolves this vulnerability.

    Fixed in 7.0.111-0ubuntu1~22.04.1
  23. Upgrade

    Upgrade ubuntu/dotnet6 to a version that resolves this vulnerability.

    Fixed in 6.0.122-0ubuntu1~22.04.1
  24. Upgrade

    Upgrade ubuntu/dotnet7 to a version that resolves this vulnerability.

    Fixed in 7.0.111-0ubuntu1~22.04.1

Event History

Sep 12, 2023
Advisory Published
via Ubuntuยท12:00 AM

Child vulnerabilities

Contains the following vulnerabilities.

Frequently Asked Questions

1

What is the vulnerability ID of this .NET vulnerability?

The vulnerability ID of this .NET vulnerability is USN-6362-1.

2

What is the impact of this .NET vulnerability?

This .NET vulnerability could allow attackers to cause a denial of service.

3

Which versions of Ubuntu are affected by this .NET vulnerability?

This .NET vulnerability affects Ubuntu version 23.04 and 22.04.

4

How can I fix this .NET vulnerability?

To fix this .NET vulnerability, update the affected software packages to the corresponding versions mentioned in the Ubuntu Security Notice.

5

Where can I find more information about this .NET vulnerability?

You can find more information about this .NET vulnerability in the Ubuntu Security Notice and the provided references.

Company

Resources

Contact

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