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by Sabrina Mueller

OTC Public Images Release Notes July 2025

Linux

New Image Version : Debian 11

Due to technological updates, the Debian 11 image will be replaced with a slightly modified version.
The following packages will no longer be preinstalled in the image: 

* ansible
* aptitude
* aptitude-common
* dialog
* dmeventd
* dnsutils
* ebtables
* hwinfo
* iftop
* iperf
* iptables
* iso-codes
* libopeniscsiusr
* libs3-2
* libstrongswan
* lvm2
* netcat-traditional
* nmap
* nmap-common
* open-iscsi
* otc-tools
* python3-dbus
* python3-dnspython
* python3-gi
* python3-httplib2
* python3-pycryptodome
* python3-pycurl
* python3-software-properties
* rsync
* screen
* software-properties-common
* sshpass
* strace
* strongswan
* strongswan-charon
* strongswan-libcharon
* strongswan-starter
* telnet

Affected images

Standard_Debian_11_latest
Standard_Debian_11_P100_latest

The updated versions of these images will be available at mid of August 2025.

Windows

Updated Microsoft Windows Server Images with current Microsoft Windows Server Patches of July 2025, 9th

  • New updates for Windows Server 2016

    • Windows Malicious Software Removal Tool x64 - v5.134 (KB890830)
    • Update for Microsoft Defender Antivirus antimalware platform - KB4052623 (Version 4.18.25050.5) - Current Channel (Broad)
    • 2025-07 Cumulative Update for Windows Server 2016 for x64-based Systems (KB5062560)
    • 2025-07 Cumulative Update for .NET Framework 4.8 for Windows Server 2016 for x64 (KB5062064)
    • 2025-07 Servicing Stack Update for Windows Server 2016 for x64-based Systems (KB5062799)

  • New updates for Windows Server 2019

    • Windows Malicious Software Removal Tool x64 - v5.134 (KB890830)
    • 2025-07 Cumulative Update for .NET Framework 3.5, 4.7.2 and 4.8 for Windows Server 2019 for x64 (KB5062152)
    • 2025-07 Cumulative Update for Windows Server 2019 for x64-based Systems (KB5062557)

  • New updates for Windows Server 2022

    • Windows Malicious Software Removal Tool x64 - v5.134 (KB890830)
    • Microsoft Edge-Stable Channel Version 138 Update for x64 based Editions (Build 138.0.3351.77)
    • 2025-07 Cumulative Update for .NET Framework 3.5, 4.8 and 4.8.1 for Microsoft server operating system version 21H2 for x64 (KB5062159)
    • 2025-07 Cumulative Update for Microsoft server operating system version 21H2 for x64-based Systems (KB5062572)

  • New updates for Windows Server 2025

    • Windows Malicious Software Removal Tool x64 - v5.134 (KB890830)
    • Microsoft Edge-Stable Channel Version 138 Update for x64 based Editions (Build 138.0.3351.77)
    • Microsoft Edge-WebView2 Runtime Version 138 Update for x64 based Editions (Build 138.0.3351.77)
    • 2025-07 Cumulative Update for .NET Framework 3.5 and 4.8.1 for Microsoft server operating system version 24H2 for x64 (KB5056579)
    • 2025-07 Cumulative Update for Microsoft server operating system version 24H2 for x64-based Systems (KB5062553)

Updated Drivers and Tools

  • n/a

Unchanged Drivers and Tools

  • Cloudbase-Init: 1.1.6 (stable version) with OTC patch 1.0
    • service startup type is set to manual and triggerinfo is set to start/networkon (prevents error messages of not running cloudbase-init service)
  • .net Framework 4.8 (Windows Server 2016 and 2019 only)
  • virtIO KVM driver package version 0.1.262
  • Chocolatey client version 2.3.0
  • NVIDIA grid driver 539.28 for Windows Server 2019, 2022, (2025 not officially supported)
  • NVIDIA datacenter driver 572.83 for Windows Server 2022, 2025 (A100, H100 only)
  • NVIDIA datacenter driver 539.28 for Windows Server 2019 (A100, H100 only)