This topic describes the updates for the ECS image feature in the order of their release time. Unless otherwise stated, the released updates apply to all Alibaba Cloud ECS regions.

Aliyun Linux 2

Image ID Release date Description
aliyun_2_1903_64_20G_alibase_20190829.vhd August 29, 2019
  • Updated to the latest software version
  • Kernel changes:
    • Updated to the kernel-4.19.57-15.1.al7.x86_64 version
    • Fixed the Spectre-V1 SWAPGS vulnerability
    • Fixed issues with bio splitting code
    • Set the default TCP congestion control algorithm to CUBIC
    • Configured the network to 10-eth0.network
aliyun_2_1903_64_20G_alibase_20190619.vhd June 19, 2019
  • Updated to the latest software version
  • Kernel changes:
    • Updated to the kernel-4.19.43-13.2.al7.x86_64 version
    • Added support for the cgroup writeback feature implemented with cgroup v1 interfaces
    • Added support for policy-based routing
    • Added support for the ss command from the iproute2 suite by enabling the INET_DIAG kernel configuration
    • Added support for the configurable net.ipv4.tcp_tw_timeout kernel interface
    • Fixed the following network-related CVEs:
      • CVE-2019-11477
      • CVE-2019-11478
      • CVE-2019-11479
aliyun-2.1903-x64-20G-alibase-20190507.vhd May 7, 2019
  • Updated to the latest software version
  • Fixed the time synchronization delay that was present on instance startup
  • Updated the kernel version to kernel-4.19.34-11.al7.x86_64 and fixed other issues
aliyun-2.1903-x64-20G-alibase-20190327.vhd March 27, 2019
  • Released Aliyun Linux 2
  • Used the kernel-4.19.24-9.al7.x86_64 kernel version in Aliyun Linux 2

CentOS

Release Image ID Release date Description
CentOS 7.7 centos_7_7_x64_20G_alibase_20191225.vhd December 25, 2019
  • Kernel version: 3.10.0-1062.9.1.el7.x86_64
  • Changes: updated to include the latest operating system patches
CentOS 8.0 centos_8_0_x64_20G_alibase_20191225.vhd December 25, 2019
  • Kernel version: 4.18.0-80.11.2.el8_0.x86_64
  • Changes:
    • Updated to include the latest operating system patches
    • Upgraded cloud-init to version 19.1
      Note cloud-init dynamically generates network configurations. For more information about custom network configurations, see Custom network configurations in Install cloud-init for Linux images.
CentOS 6.10 centos_6_10_x64_20G_alibase_20191223.vhd December 25, 2019
  • Kernel version: 2.6.32-754.24.3.el6.x86_64
  • Changes: updated to include the latest operating system patches
CentOS 7.7 centos_7_7_64_20G_alibase_20191008.vhd October 8, 2019
  • Kernel version: 3.10.0-1062.1.2.el7.x86_64
  • Changes: new release
CentOS 7.6 centos_7_06_64_20G_alibase_20190711.vhd July 11, 2019
  • Kernel version: 3.10.0-957.21.3.el7.x86_64
  • Changes: updated to include the latest operating system patches
CentOS 6.10 centos_6_10_64_20G_alibase_20190709.vhd July 9, 2019
  • Kernel version: 2.6.32-754.17.1.el6.x86_64
  • Changes: updated to include the latest operating system patches
CentOS 6.10 centos_6_10_64_20G_alibase_20190621.vhd June 21, 2019
  • Kernel version: 2.6.32-754.15.3.el6.x86_64
  • Changes: updated to include the latest operating system patches and fixed the CVE-2019-11477 vulnerability
CentOS 7.6 centos_7_06_64_20G_alibase_20190619.vhd June 19, 2019
  • Kernel version: 3.10.0-957.21.3.el7.x86_64
  • Changes:
    • Updated to include the latest operating system patches and fixed the CVE-2019-11477 vulnerability
    • Set the default CPU mode to performance
CentOS 7.6 centos_7_06_64_20G_alibase_20190218.vhd February 18, 2019
  • Kernel version: 3.10.0-957.5.1.el7.x86_64
  • Changes: updated to include the latest operating system patches
CentOS 7.6 centos_7_05_64_20G_alibase_20181212.vhd December 12, 2018
  • Kernel version: 3.10.0-957.1.3.el7.x86_64
  • Changes: updated to include the latest operating system patches
CentOS 7.5 centos_7_05_64_20G_alibase_20181210.vhd December 10, 2018
  • Kernel version: 3.10.0-862.3.3.el7.x86_64.
  • Changes:
    • Updated to include the latest operating system patches
    • Updated the cloud-init version
    • Enabled the chrony time synchronization service
    • Disabled password authentication by default
    • Set GRUB_TIMEOUT to 1

Debian

Release Image ID Release date Description
Debian 9.11 debian_9_11_x64_20G_alibase_20191225.vhd December 25, 2019
  • Kernel version: 4.9.0-11-amd64
  • Changes: updated to include the latest operating system patches
Debian 10.2 debian_10_2_x64_20G_alibase_20191223.vhd December 24, 2019
  • Kernel version: 4.19.0-6-amd64
  • Changes:
    • Updated to include the latest operating system patches
    • Upgraded cloud-init to version 19.1
      Note cloud-init dynamically generates network configurations. For more information about custom network configurations, see Custom network configurations in Install cloud-init for Linux images.
Debian 9.9 debian_9_09_64_20G_alibase_20190702.vhd July 2, 2019
  • Kernel version: 4.9.0-9-amd64
  • Changes: updated to include the latest operating system patches
Debian 9.9 debian_9_09_64_20G_alibase_20190510.vhd May 10, 2019
  • Kernel version: 4.9.0-9-amd64
  • Changes: updated to include the latest operating system patches
Debian 8.11 11_64_20G_alibase_20190311.vhd March 11, 2019
  • Kernel version: 3.16.0-7-amd64
  • Changes:
    • Updated to include the latest operating system patches
    • Fixed invalid apt source configurations in Debian 8.9
Debian 9.8 debian_9_08_64_20G_alibase_20190225.vhd February 25, 2019
  • Kernel version: 4.9.0-8-amd64
  • Changes: updated to include the latest operating system patches
Debian 9.6 debian_9_06_64_20G_alibase_20190103.vhd January 3, 2019
  • Kernel version: 4.9.0-8-amd64
  • Changes: enabled the systemd-networkd service
Debian 9.6 debian_9_06_64_20G_alibase_20181212.vhd December 12, 2018
  • Kernel version: 4.9.0-8-amd64
  • Changes:
    • Updated to include the latest operating system patches
    • Updated the cloud-init version
    • Enabled the chrony time synchronization service
    • Set GRUB_TIMEOUT to 1
  • Known issues: Classic network configuration issues

FreeBSD

Release Image ID Release date Description
FreeBSD 11.2 freebsd_11_02_64_30G_alibase_20190806.vhd August 6, 2019
  • Kernel version: 11.2-RELEASE
  • Changes:
    • Fixed the clock offset issue
    • Fixed the issue causing 30-GiB system disk creation to fail

Ubuntu

Release Image ID Release date Description
Ubuntu18.04 ubuntu_18_04_x64_20G_alibase_20191225.vhd December 25, 2019
  • Kernel version: 4.15.0-72-generic
  • Changes: updated to include the latest operating system patches
Ubuntu16.04 ubuntu_16_04_x64_20G_alibase_20191225.vhd December 25, 2019
  • Kernel version: 4.4.0-170-generic
  • Changes: updated to include the latest operating system patches
Ubuntu 18.04 ubuntu_18_04_64_20G_alibase_20190624.vhd June 24, 2019
  • Kernel version: 4.15.0-52-generic
  • Changes: updated to include the latest operating system patches and fixed the CVE-2019-11477 vulnerability
Ubuntu 16.04 ubuntu_16_04_64_20G_alibase_20190620.vhd June 20, 2019
  • Kernel version: 4.4.0-151-generic
  • Changes: updated to include the latest operating system patches and fixed the CVE-2019-11477 vulnerability
Ubuntu 16.04 ubuntu_16_04_64_20G_alibase_20190513.vhd May 13, 2019
  • Kernel version: 4.4.0-146-generic
  • Changes: updated to include the latest operating system patches
Ubuntu 18.04 ubuntu_18_04_64_20G_alibase_20190509.vhd May 9, 2019
  • Kernel version: 4.15.0-48-generic
  • Changes:
    • Updated cloud-init to speed up boot time
    • Updated to include the latest operating system patches
Ubuntu 16.04 ubuntu_16_04_64_20G_alibase_20190301.vhd March 1, 2019
  • Kernel version: 4.4.0-142-generic
  • Changes: updated to include the latest operating system patches
Ubuntu 18.04 ubuntu_18_04_64_20G_alibase_20190223.vhd February 23, 2019
  • Kernel version: 4.15.0-45-generic
  • Changes: updated to include the latest operating system patches
Ubuntu 18.04 ubuntu_18_04_64_20G_alibase_20181212.vhd December 12, 2018
  • Kernel version: 4.15.0-42-generic
  • Changes:
    • Updated to include the latest operating system patches
    • Updated the cloud-init version
    • Enabled the chrony time synchronization service
    • Set GRUB_TIMEOUT to 1

CoreOS

Release Image ID Release date Description
CoreOS 2303 coreos_2303_3_x64_30G_alibase_20191223.vhd December 24, 2019
  • Kernel version: 4.19.86-coreos
  • Changes: updated to include the latest operating system patches

OpenSUSE

Release Image ID Release date Description
Opensuse 15.1 opensuse_15_1_x64_20G_alibase_20191219.vhd December 24, 2019
  • Kernel version: 4.12.14-lp151.28.36-default
  • Changes:
    • Updated to include the latest operating system patches
    • Updated cloud-init to version 19.1

Windows Server 2008

Note Support for Windows Server 2008 and Windows Server 2008 R2 was ended by Microsoft on January 14, 2020. Therefore, Alibaba Cloud does not provide technical support for ECS instances that use these operating systems. If you have an ECS instance that uses Windows Server 2008 or Windows Server 2008 R2, please change its operating system to Windows Server 2012 or a later version as soon as possible.
Release Image ID Release date Description
Windows Server 2008 R2 Enterprise Edition
  • Chinese Edition: win2008r2_64_ent_sp1_zh-cn_40G_alibase_20191012.vhd
  • English Edition: win2008r2_64_ent_sp1_en-us_40G_alibase_20191012.vhd
October 12, 2019 Updated to include the latest security patches.
Windows Server 2008 R2 Enterprise Edition
  • Chinese Edition: win2008r2_64_ent_sp1_zh-cn_40G_alibase_20190816.vhd
  • English Edition: win2008r2_64_ent_sp1_en-us_40G_alibase_20190816.vhd
August 16, 2019
  • Updated to include the latest operating system patches.
  • Fixed the CVE-2019-1181 and CVE-2019-1182 vulnerabilities.
Windows Server 2008 R2 Enterprise Edition
  • Chinese Edition: win2008r2_64_ent_sp1_zh-cn_40G_alibase_20190816.vhd
  • English Edition: win2008r2_64_ent_sp1_en-us_40G_alibase_20190816.vhd
August 16, 2019
  • Updated to include the latest operating system patches.
  • Fixed the CVE-2019-1181 and CVE-2019-1182 vulnerabilities.
Windows Server 2008 R2 Enterprise Edition
  • Chinese Edition: win2008r2_64_ent_sp1_zh-cn_40G_alibase_20190718.vhd
  • English Edition: win2008r2_64_ent_sp1_en-us_40G_alibase_20190718.vhd
July 18, 2019
  • Updated to include the latest operating system patches.
  • Upgraded .NET Framework to version 4.8.
Windows Server 2008 Standard Edition SP2
  • Chinese Edition: win2008_32_std_sp2_zh-cn_40G_alibase_20190517.vhd
  • English Edition:
May 17, 2019
  • Updated to include the latest operating system patches.
  • Fixed the CVE-2019-0708 remote code execution vulnerability in Microsoft Windows Remote Desktop Services.
Windows Server 2008 R2 Enterprise Edition
  • Chinese Edition: win2008r2_64_ent_sp1_zh-cn_40G_alibase_20190515.vhd
  • English Edition:win2008r2_64_ent_sp1_en-us_40G_alibase_20190515.vhd
May 15, 2019
  • Updated to include the latest operating system patches.
  • Fixed the CVE-2019-0708 remote code execution vulnerability in Microsoft Windows Remote Desktop Services.
Windows Server 2008 R2 Enterprise Edition
  • Chinese Edition: win2008r2_64_ent_sp1_zh-cn_40G_alibase_20190318.vhd
  • English Edition: win2008r2_64_ent_sp1_en-us_40G_alibase_20190318.vhd
March 18, 2019 Updated to include the latest operating system patches.
Windows Server 2008 R2 Enterprise Edition
  • Chinese Edition: win2008r2_64_ent_sp1_zh-cn_40G_alibase_20181220.vhd
  • English Edition:
December 20, 2018
  • Updated to include the latest security patch KB4471318. You must update Windows clients with the latest patches to establish RDP connections.
  • Upgraded .NET Framework to version 4.7.2.
  • Use the Sysprep tool to generalize the image.

Windows Server 2012

Release Image ID Release date Description
Windows Server 2012 R2 Datacenter Edition
  • Chinese Edition: win2012r2_64_dtc_9600_zh-cn_40G_alibase_20191012.vhd
  • English Edition: win2012r2_64_dtc_9600_en-us_40G_alibase_20191012.vhd
October 12, 2019 Updated to include the latest security patches.
Windows Server 2012 R2 Datacenter Edition
  • Chinese Edition: win2012r2_64_dtc_9600_zh-cn_40G_alibase_20190816.vhd
  • English Edition: win2012r2_64_dtc_9600_en-us_40G_alibase_20190816.vhd
August 16, 2019
  • Updated to include the latest operating system patches.
  • Fixed the CVE-2019-1181 and CVE-2019-1182 vulnerabilities.
Windows Server 2012 R2 Datacenter Edition
  • Chinese Edition: win2012r2_64_dtc_9600_zh-cn_40G_alibase_20190718.vhd
  • English Edition: win2012r2_64_dtc_9600_en-us_40G_alibase_20190718.vhd
July 18, 2019
  • Updated to include the latest operating system patches.
  • Upgraded .NET Framework to version 4.8.
Windows Server 2012 R2 Datacenter Edition
  • Chinese Edition: win2012r2_64_dtc_9600_zh-cn_40G_alibase_20190523.vhd
  • English Edition: win2012r2_64_dtc_9600_en-us_40G_alibase_20190523.vhd
May 23, 2019 Updated to include the latest operating system patches.
Windows Server 2012 R2 Datacenter Edition
  • Chinese Edition: win2012r2_64_dtc_9600_zh-cn_40G_alibase_20190318.vhd
  • English Edition: win2012r2_64_dtc_9600_en-us_40G_alibase_20190318.vhd
March 18, 2019 Updated to include the latest operating system patches.
Windows Server 2012 R2 Datacenter Edition
  • Chinese Edition: win2012r2_64_dtc_9600_zh-cn_40G_alibase_20181220.vhd
  • English Edition: win2012r2_64_dtc_9600_en-us_40G_alibase_20181220.vhd
December 20, 2018
  • Updated to include the latest security patch KB4471320. You must update Windows clients with the latest patches to establish RDP connections.
  • Upgraded .NET Framework to version 4.7.2.
  • Use the Sysprep tool to generalize the image.

Windows Server 2016

Release Image ID Release date Description
Windows Server 2016 Datacenter Edition
  • Chinese Edition: win2016_64_dtc_1607_zh-cn_40G_alibase_20191012.vhd
  • English Edition: win2016_64_dtc_1607_en-us_40G_alibase_20191012.vhd
October 12, 2019 Updated to include the latest security patches.
Windows Server 2016 Datacenter Edition
  • Chinese Edition: win2016_64_dtc_1607_zh-cn_40G_alibase_20190816.vhd
  • English Edition: win2016_64_dtc_1607_en-us_40G_alibase_20190816.vhd
August 16, 2019
  • Updated to include the latest operating system patches.
  • Fixed the CVE-2019-1181 and CVE-2019-1182 vulnerabilities.
Windows Server 2016 Datacenter Edition
  • Chinese Edition: win2016_64_dtc_1607_zh-cn_40G_alibase_20190718.vhd
  • English Edition: win2016_64_dtc_1607_en-us_40G_alibase_20190718.vhd
July 18, 2019
  • Updated to include the latest operating system patches.
  • Upgraded .NET Framework to version 4.8.
Windows Server 2016 Datacenter Edition
  • Chinese Edition: win2016_64_dtc_1607_zh-cn_40G_alibase_20190523.vhd
  • English Edition: win2016_64_dtc_1607_en-us_40G_alibase_20190523.vhd
May 23, 2019 Updated to include the latest operating system patches.
Windows Server 2016 Datacenter Edition
  • Chinese Edition: win2016_64_dtc_1607_zh-cn_40G_alibase_20190318.vhd
  • English Edition: win2016_64_dtc_1607_en-us_40G_alibase_20190318.vhd
March 18, 2019 Updated to include the latest operating system patches.
Windows Server 2016 Datacenter Edition
  • Chinese Edition: win2016_64_dtc_1607_zh-cn_40G_alibase_20181220.vhd
  • English Edition: win2016_64_dtc_1607_en-us_40G_alibase_20181220.vhd
December 20, 2018
  • Updated to include the latest security patch KB4471321. You must update Windows clients with the latest patches to establish RDP connections.
  • Upgraded .NET Framework to version 4.7.2.
  • Use the Sysprep tool to generalize the image.

Windows Server 2019

Release Image ID Release date Description
Windows Server 2019 Datacenter Edition
  • Chinese Edition: win2019_64_dtc_1809_zh-cn_40G_alibase_20191012.vhd
  • English Edition: win2019_64_dtc_1809_en-us_40G_alibase_20191012.vhd
October 12, 2019 Updated to include the latest security patches
Windows Server 2019 Datacenter Edition
  • Chinese Edition: win2019_64_dtc_1809_zh-cn_40G_alibase_20190816.vhd
  • English Edition: win2019_64_dtc_1809_en-us_40G_alibase_20190816.vhd
August 16, 2019
  • Updated to include the latest operating system patches
  • Fixed the CVE-2019-1181 and CVE-2019-1182 vulnerabilities
Windows Server 2019 Datacenter Edition
  • Chinese Edition: win2019_64_dtc_1809_zh-cn_40G_alibase_20190718.vhd
  • English Edition: win2019_64_dtc_1809_en-us_40G_alibase_20190718.vhd
July 18, 2019
  • Updated to include the latest operating system patches
  • Upgraded .NET Framework to version 4.8
Windows Server 2019 Datacenter Edition
  • Chinese Edition: win2019_64_dtc_1809_zh-cn_40G_alibase_20190528.vhd
  • English Edition: win2019_64_dtc_1809_en-us_40G_alibase_20190528.vhd
May 28, 2019 Updated to include the latest operating system patches
Windows Server 2019 Datacenter Edition
  • Chinese Edition: win2019_64_dtc_1809_zh-cn_40G_alibase_20190318.vhd
  • English Edition: win2019_64_dtc_1809_en-us_40G_alibase_20190318.vhd
March 18, 2019 New release

Windows Server Version 1809

Release Image ID Release date Description
Windows Server Version 1809 Datacenter Edition
  • Chinese Edition: win2019_64_dtc_1809_zh-cn_40G_alibase_20190528.vhd
  • English Edition: win2019_64_dtc_1809_en-us_40G_alibase_20190528.vhd
May 28, 2019 Updated to include the latest operating system patches.
Windows Server Version 1809 Datacenter Edition
  • Chinese Edition: winsvr_64_dtcC_1809_zh-cn_40G_alibase_20190318.vhd
  • English Edition: winsvr_64_dtcC_1809_en-us_40G_alibase_20190318.vhd
March 18, 2019 Updated to include the latest operating system patches.
Windows Server Version 1809 Datacenter Edition
  • Chinese Edition: winsvr_64_dtcC_1809_zh-cn_40G_alibase_20181222.vhd
  • English Edition: winsvr_64_dtcC_1809_en-us_40G_alibase_20181222.vhd
December 22, 2018
  • Updated to include the latest patch KB4483235.
  • By default, the image is generalized by the Sysprep tool.

Windows Server Version 1903

Release Image ID Release date Description
Windows Server Version 1903 Datacenter Edition
  • Chinese Edition: winsvr_64_dtcC_1903_zh-cn_40G_alibase_20191012.vhd
  • English Edition: winsvr_64_dtcC_1903_en-us_40G_alibase_20191012.vhd
October 12, 2019 Updated to include the latest security patches
Windows Server Version 1903 Datacenter Edition
  • Chinese Edition: winsvr_64_dtcC_1903_zh-cn_40G_alibase_20190816.vhd
  • English Edition: winsvr_64_dtcC_1903_en-us_40G_alibase_20190816.vhd
August 16, 2019
  • Updated to include the latest operating system patches
  • Fixed the CVE-2019-1181 and CVE-2019-1182 vulnerabilities
Windows Server Version 1903 Datacenter Edition
  • Chinese Edition: winsvr_64_dtcC_1903_zh-cn_40G_alibase_20190718.vhd
  • English Edition: winsvr_64_dtcC_1903_en-us_40G_alibase_20190718.vhd
July 18, 2019
  • Updated to include the latest operating system patches
  • Upgraded .NET Framework to version 4.8