what you don't know can hurt you
Home Files News &[SERVICES_TAB]About Contact Add New

Ubuntu Security Notice USN-6161-2

Ubuntu Security Notice USN-6161-2
Posted Jun 23, 2023
Authored by Ubuntu | Site security.ubuntu.com

Ubuntu Security Notice 6161-2 - 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. 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.

tags | advisory, vulnerability
systems | linux, ubuntu
advisories | CVE-2023-24936, CVE-2023-29331, CVE-2023-29337, CVE-2023-32032, CVE-2023-33128
SHA-256 | 67ee7be668513048889aa6b43f011d07bf3cb753ec723bc38e4592358e37c481

Ubuntu Security Notice USN-6161-2

Change Mirror Download
==========================================================================
Ubuntu Security Notice USN-6161-2
June 23, 2023

dotnet6, dotnet7 regression
==========================================================================

A security issue affects these releases of Ubuntu and its derivatives:

- Ubuntu 23.04
- Ubuntu 22.10
- Ubuntu 22.04 LTS

Summary:

USN 6161-1 introduced a regression in .NET that could incorrectly
cause X.509 certificate imports to fail when they should succeed.

Software Description:
- dotnet6: dotNET CLI tools and runtime
- dotnet7: dotNET CLI tools and runtime

Details:

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)

Update instructions:

The problem can be corrected by updating your system to the following
package versions:
Ubuntu 23.04:
aspnetcore-runtime-6.0 6.0.118-0ubuntu1~23.04.1
aspnetcore-runtime-7.0 7.0.107-0ubuntu1~23.04.1
dotnet-host 6.0.118-0ubuntu1~23.04.1
dotnet-host-7.0 7.0.107-0ubuntu1~23.04.1
dotnet-hostfxr-6.0 6.0.118-0ubuntu1~23.04.1
dotnet-hostfxr-7.0 7.0.107-0ubuntu1~23.04.1
dotnet-runtime-6.0 6.0.118-0ubuntu1~23.04.1
dotnet-runtime-7.0 7.0.107-0ubuntu1~23.04.1
dotnet-sdk-6.0 6.0.118-0ubuntu1~23.04.1
dotnet-sdk-7.0 7.0.107-0ubuntu1~23.04.1
dotnet6 6.0.118-0ubuntu1~23.04.1
dotnet7 7.0.107-0ubuntu1~23.04.1

Ubuntu 22.10:
aspnetcore-runtime-6.0 6.0.118-0ubuntu1~22.10.1
aspnetcore-runtime-7.0 7.0.107-0ubuntu1~22.10.1
dotnet-host 6.0.118-0ubuntu1~22.10.1
dotnet-host-7.0 7.0.107-0ubuntu1~22.10.1
dotnet-hostfxr-6.0 6.0.118-0ubuntu1~22.10.1
dotnet-hostfxr-7.0 7.0.107-0ubuntu1~22.10.1
dotnet-runtime-6.0 6.0.118-0ubuntu1~22.10.1
dotnet-runtime-7.0 7.0.107-0ubuntu1~22.10.1
dotnet-sdk-6.0 6.0.118-0ubuntu1~22.10.1
dotnet-sdk-7.0 7.0.107-0ubuntu1~22.10.1
dotnet6 6.0.118-0ubuntu1~22.10.1
dotnet7 7.0.107-0ubuntu1~22.10.1

Ubuntu 22.04 LTS:
aspnetcore-runtime-6.0 6.0.118-0ubuntu1~22.04.1
aspnetcore-runtime-7.0 7.0.107-0ubuntu1~22.04.1
dotnet-host 6.0.118-0ubuntu1~22.04.1
dotnet-host-7.0 7.0.107-0ubuntu1~22.04.1
dotnet-hostfxr-6.0 6.0.118-0ubuntu1~22.04.1
dotnet-hostfxr-7.0 7.0.107-0ubuntu1~22.04.1
dotnet-runtime-6.0 6.0.118-0ubuntu1~22.04.1
dotnet-runtime-7.0 7.0.107-0ubuntu1~22.04.1
dotnet-sdk-6.0 6.0.118-0ubuntu1~22.04.1
dotnet-sdk-7.0 7.0.107-0ubuntu1~22.04.1
dotnet6 6.0.118-0ubuntu1~22.04.1
dotnet7 7.0.107-0ubuntu1~22.04.1

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

References:
https://ubuntu.com/security/notices/USN-6161-2
https://ubuntu.com/security/notices/USN-6161-1
https://launchpad.net/bugs/2024893, https://launchpad.net/bugs/2024894

Package Information:
https://launchpad.net/ubuntu/+source/dotnet6/6.0.119-0ubuntu1~23.04.1
https://launchpad.net/ubuntu/+source/dotnet7/7.0.108-0ubuntu1~23.04.1
https://launchpad.net/ubuntu/+source/dotnet6/6.0.119-0ubuntu1~22.10.1
https://launchpad.net/ubuntu/+source/dotnet7/7.0.108-0ubuntu1~22.10.1
https://launchpad.net/ubuntu/+source/dotnet6/6.0.119-0ubuntu1~22.04.1
https://launchpad.net/ubuntu/+source/dotnet7/7.0.108-0ubuntu1~22.04.1

Login or Register to add favorites

File Archive:

February 2024

  • Su
  • Mo
  • Tu
  • We
  • Th
  • Fr
  • Sa
  • 1
    Feb 1st
    16 Files
  • 2
    Feb 2nd
    19 Files
  • 3
    Feb 3rd
    0 Files
  • 4
    Feb 4th
    0 Files
  • 5
    Feb 5th
    24 Files
  • 6
    Feb 6th
    2 Files
  • 7
    Feb 7th
    10 Files
  • 8
    Feb 8th
    25 Files
  • 9
    Feb 9th
    37 Files
  • 10
    Feb 10th
    0 Files
  • 11
    Feb 11th
    0 Files
  • 12
    Feb 12th
    17 Files
  • 13
    Feb 13th
    20 Files
  • 14
    Feb 14th
    25 Files
  • 15
    Feb 15th
    15 Files
  • 16
    Feb 16th
    6 Files
  • 17
    Feb 17th
    0 Files
  • 18
    Feb 18th
    0 Files
  • 19
    Feb 19th
    35 Files
  • 20
    Feb 20th
    25 Files
  • 21
    Feb 21st
    18 Files
  • 22
    Feb 22nd
    15 Files
  • 23
    Feb 23rd
    0 Files
  • 24
    Feb 24th
    10 Files
  • 25
    Feb 25th
    0 Files
  • 26
    Feb 26th
    0 Files
  • 27
    Feb 27th
    0 Files
  • 28
    Feb 28th
    0 Files
  • 29
    Feb 29th
    0 Files

Top Authors In Last 30 Days

File Tags

Systems

packet storm

© 2022 Packet Storm. All rights reserved.

Services
Security Services
Hosting By
Rokasec
close