Cluster autoscaler add-on change log

View information for patch updates to the cluster autoscaler add-on in your IBM Cloud Kubernetes Service clusters.

Patch updates: Patch updates are delivered automatically by IBM and don't contain any feature updates or changes in the supported add-on and cluster versions.
Release updates: Release updates contain new features for the cluster autoscaler or changes in the supported add-on or cluster versions. You must manually apply release updates to your cluster autoscaler add-on. To update your cluster autoscaler add-on, see Updating the cluster autoscaler add-on.

Refer to the following tables for a summary of changes for each version of the cluster autoscaler add-on.

To view a list of add-ons and the supported cluster versions, run the following command or see the Supported cluster add-ons table.

ibmcloud ks cluster addon versions

Version 1.2.4

Beginning in version 1.2.4 the maxEmptyBulkDelete option is no longer supported. Remove this option from your configmap by running kubectl edit configmap iks-ca-configmap -n kube-system command and deleting the option. As a replacement, you can use the maxScaleDownParallelism option which was added in version 1.2.4. For more information, see the configmap reference.

Change log for patch update 1.2.4_793, released 18th September 2025

Adds support for cluster version 1.33.
Updates Golang version to 1.24.0.
Updates storage secret sidecar 1.3.32.
Resolves the following CVEs: CVE-2025-4563.
The --max-empty-bulk-delete option is no longer supported. Instead, use the --max-scale-down-parallelism option.
Adds GPU support with the --scale-down-gpu-utilization-threshold option for Nvidia vendors.
Image tags: 1.28.7 124-4, 1.29.5 124-4, 1.30.5 124-4, 1.31.3 124-4, 1.32.2 124-4, 1.33.0 124-4.

Change log for patch update 1.2.4_680, released 18 July 2025.

Resolves the following CVEs: CVE-2025-3576, CVE-2025-4673, CVE-2025-4802.
Updates Go to 1.23.10
Updates the storage-secret-sidecar image to v1.3.30
Image tags: 1.28.7 124-1, 1.29.5 124-1, 1.30.4 124-1, 1.31.1 124-1, 1.32.1 124-1.

Change log for patch update 1.2.4_629, released 22 April 2025.

Adds support for version 1.32
Updates golang version to 1.23.7
Updates the storage-secret-sidecar image to v1.3.26
Updates open source source cluster autoscaler code to latest versions for: 1.28.7, 1.29.5, 1.30.4, 1.31.2, 1.32.1.
Image tags: 1.28.7 124-0, 1.29.5 124-0, 1.30.4 124-0, 1.31.1 124-0, 1.32.1 124-0.

Version 1.2.3

Change log for patch update 1.2.3_716, released 25 July 2025.

Resolves the following CVEs: CVE-2025-3576, CVE-2025-4673, CVE-2025-4802, CVE-2025-0426, CVE-2024-9042, CVE-2025-0426, CVE-2024-9042.
Updates Go to 1.23.10.
Updates storage secret sidecar to 1.3.30.
Image tags: 1.28.7 123-3, 1.29.5 123-3, 1.30.4 123-3, 1.31.2 123-3.

Change log for patch update 1.2.3_540, released 10 March 2025

Updates golang version to 1.22.11 for cluster version 1.28, 1.29, 1.30, and 1.31.
Updates the storage-secret-sidecar image to v1.3.23.
Updates source code to version 1.28.7, 1.29.5, 1.30.3, and 1.31.1.
Image tags: 1.27.3 123-1, 1.28.7 123-2, 1.29.5 123-2, 1.30.3 123-2, 1.31.1 123-2.
Resolves CVE-2024-24789, CVE-2024-24790, CVE-2024-34158, CVE-2024-34155, CVE-2024-34156, and CVE-2024-43040.

Change log for patch update 1.2.3_512, released 31 October 2024

Adds support for version 1.31.
Updates the storage-secret-sidecar image to v1.3.16.
Image tags: 1.27.3 123-1, 1.28.0 123-1, 1.29.0 123-1, 1.30.2 123-1, 1.31.0 123-1

Version 1.2.2

Change log for patch update 1.2.2_466, released 15 July 2024

Updates the storage-secret-sidecar image to v1.3.10.
Resolves CVE-2024-28182 and CVE-2023-2953
Image tags: 1.24.0-122-0, 1.25.0-122-0, 1.26.4-122-0, 1.27.3-122-0, 1.28.0-122-0, 1.29.0-122-0.

Change log for patch update 1.2.2_452, released 20 June 2024

Adds support for version 1.30.
Changes the format of the cluster-autoscaler-status configmap. For more information, see the Community Kubernetes pull request.
Image tags: 1.22.0-122-0, 1.23.0-122-0, 1.24.0-122-0, 1.25.0-122-0, 1.26.4-122-0, 1.27.3-122-0, 1.28.0-122-0, 1.29.0-122-0, 1.30.0-122-0.

Version 1.2.1

Change log for patch update 1.2.1_467, released 15 July 2024

Updates the storage-secret-sidecar image to v1.3.10.
Resolves CVE-2024-28182 and CVE-2023-2953
Image tags: 1.24.0-121-2, 1.25.0-121-2, 1.26.4-121-2, 1.27.3-121-2, 1.28.0-121-2, 1.29.0-121-2.

Change log for patch update 1.2.1_444, released 21 June 2024

Updates the storage-secret-sidecar image to v1.3.9.
Updates golang version to 1.21.11.
Image tags: 1.24.0-121-2, 1.25.0-121-2, 1.26.4-121-2, 1.27.3-121-2, 1.28.0-121-2, 1.29.0-121-2.

Change log for patch update 1.2.1_425, released 05 May 2024

Updates the storage-secret-sidecar image to v1.3.7
Fixes a utilization calculation bug during scale down.
Image tags: 1.22.0-121-1, 1.23.0-121-1, 1.24.0-121-1, 1.25.0-121-1, 1.26.4-121-1, 1.27.3-121-1, 1.28.0-121-1, and 1.28.0-121-1.

Change log for patch update 1.2.1_418, released 02 April 2024

Updates the storage-secret-sidecar image to v1.3.6
Adds support for drainPriorityConfig, dynamicNodeDeleteDelayAfterTaintEnabled, loggingFormat, emitPerNodegroupMetrics, kubeApiContentType, featureGates parameters.
Image tags: 1.22.0-121-0, 1.23.0-121-0, 1.24.0-121-0, 1.25.0-121-0, 1.26.4-121-0, 1.27.3-121-0, 1.28.0-121-0.

Change log for patch update 1.2.1_395, released 28 February 2024

Adds support for cluster version 1.29.
Image tags: 1.22.0-121-0, 1.23.0-121-0, 1.24.0-121-0, 1.25.0-121-0, 1.26.4-121-0, 1.27.3-121-0, 1.28.0-121-0.

Version 1.2.0

Change log for patch update 1.2.0_468, released 15 July 2024

Updates the storage-secret-sidecar image to v1.3.10.
Resolves CVE-2024-28182 and CVE-2023-2953
Image tags: 1.24.0-120-6, 1.25.0-120-6, 1.26.4-120-6, 1.27.3-120-6, 1.28.0-120-6.

Change log for patch update 1.2.0_443, released 21 June 2024

Updates the storage-secret-sidecar image to v1.3.9.
Updates golang version to 1.21.11.
Image tags: 1.24.0-120-6, 1.25.0-120-6, 1.26.4-120-6, 1.27.3-120-6, 1.28.0-120-6.

Change log for patch update 1.2.0_426, released 05 May 2024

Updates the storage-secret-sidecar image to v1.3.7
Fixes a utilization calculation bug during scale down.
Image tags: 1.22.0-120-5, 1.23.0-120-5, 1.24.0-120-5, 1.25.0-120-5, 1.26.4-120-5, 1.27.3-120-5, and 1.28.0-120-5.

Change log for patch update 1.2.0_410, released 02 April 2024

Updates the storage-secret-sidecar image to v1.3.6
Images tags: 1.22.0-120-4, 1.23.0-120-4, 1.24.0-120-4, 1.25.0-120-4, 1.26.4-120-4, 1.27.3-120-4, 1.28.0-120-4.

Change log for patch update 1.2.0_365, released 21 February 2024

Updated the storage-secret-sidecar image to v1.3.5.
Image tags: 1.22.0-120-4, 1.23.0-120-4, 1.24.0-120-4, 1.25.0-120-4, 1.26.4-120-4, 1.27.3-120-4, and 1.28.0-120-4.

Change log for patch update 1.2.0_322, released 16 January 2024

Fixes CVE-2007-4559, CVE-2023-22745, CVE-2023-4641
Updated the storage-secret-sidecar image to v1.3.4
Fixes an issue while updating custom variables via add-on.
Adds support for the maxPodEvictionTime parameter.
Image tags: 1.22.0-120-3, 1.23.0-120-3, 1.24.0-120-3, 1.25.0-120-3, 1.26.4-120-3, 1.27.3-120-3, and 1.28.0-120-3.

Change log for patch update 1.2.0_290, released 27 November 2023

Fixes CVE-2007-4559, CVE-2023-22745, and CVE-2023-4641.
Updated the storage-secret-sidecar image to v1.3.3.
Image tags: 1.22.0-120-2, 1.23.0-120-2, 1.24.0-120-2, 1.25.0-120-2, 1.26.4-120-2, 1.27.3-120-2, and 1.28.0-120-2.

Change log for patch update 1.2.0_228, released 15 November 2023

Adds support for cluster version 1.28
Image tags: 1.22.0-120-2, 1.23.0-120-2, 1.24.0-120-2, 1.25.0-120-2, 1.26.4-120-2, 1.27.3-120-2, and 1.28.0-120-2.

Version 1.1.0 (Beta)

Version 1.1.0 is a Satellite Beta release. Patches might be slower on this version.

Change log for patch update 1.1.0_362, released 16 February 2024

Image tags: 1.21.0 110-10, 1.22.0 110-10, 1.23.0 110-10, 1.24.0 110-10, 1.25.0 110-10.
Updates golang version to 1.20.11.

Change log for patch update 1.1.0_1066, released 15 May 2023

Image tags: 1.21.0 110-9, 1.22.0 110-9, 1.23.0 110-9, 1.24.0 110-9, 1.25.0 110-9
Resolves issues while reading secrets.

Change log for patch update 1.1.0_1060, released 26 April 2023

Image tags: 1.19.1 110-8, 1.20.0 110-8, 1.21.0 110-8, 1.22.0 110-8, 1.23.0 110-8.
Updates golang version to 1.19.8.
Adds support for Satellite cluster versions 4.11 and 4.12.

Change log for patch update 1.1.0_978, released 16 March 2023

Image tags: 1.19.1 110-6, 1.20.0 110-6, 1.21.0 110-6, 1.22.0 110-6, 1.23.0 110-6.
Updates golang version to 1.19.6.

Change log for patch update 1.1.0_897, released 9 January 2023

Image tags: 1.19.1 110-5, 1.20.0 110-5, 1.21.0 110-5, 1.22.0 110-5, 1.23.0 110-5.
Golang updated to 1.18.9
Updates the storage-secret-sidecar image to v1.2.14
Resolves the following CVEs: CVE-2022-42898, CVE-2022-41717, CVE-2022-41720

Change log for patch update 1.1.0_798, released 22 September 2022

Image tags: 1.19.1-110-5,1.20.0-110-5,1.21.0-110-5,1.22.0-110-5,1.23.0-110-5.
Resolves CVE-2022-27664, CVE-2022-32190.

Change log for patch update 1.1.0_776, released 31 August 2022

Image tags: 1.19.1-110-4, 1.20.0-110-4, 1.21.0-110-4, 1.22.0-110-4, 1.23.0-110-4
Resolves CVE-2022-30630, CVE-2022-30635, CVE-2022-32148, CVE-2022-30631, CVE-2022-30632, CVE-2022-32189, CVE-2022-28131, CVE-2022-30633, and CVE-2022-1705.

Change log for patch update 1.1.0_729, released 21 July 2022

Image tags: 1.19.1-101-2, 1.20.0-101-2, 1.21.0-101-2, 1.22.0-101-2, 1.23.0-101-2
Resolves CVE-2022-29526.

Change log for patch update 1.1.0_682, released 30 June 2022

Image tags: 1.19.1 110-1, 1.20.0 110-1, 1.21.0 110-1, 1.22.0 110-1, 1.23.0 110-1
Adds storage-secret-store compatibility fixes for Satellite clusters.
Adds logging improvements.

Change log for patch update 1.1.0_615, released 16 May 2022

Image tags: 1.19.1-110-0, 1.20.0-110-0, 1.21.0-110-0, 1.22.0-110-0, 1.23.0-110-0
Resolves CVE-2022-28327, CVE-2022-24675, and CVE-2022-27536.
Ignores label ibm-cloud.kubernetes.io/vpc-instance-id for zone balancing in satellite environments.
Adds experimental option balancingIgnoreLabelsFlag. This option defines a node label that should be ignored when considering node group similarity. One label can be defined per option occurrence.

Change log for patch update 1.1.0_475, released 30 March 2022

Image tags: 1.19.1-12, 1.20.0-12, 1.21.0-8, 1.22.0-6, 1.23.0-3
Resolves CVE-2022-24921.
Adds permissions for cluster-autoscaler to watch namespaces.

Change log for patch update 1.1.0_429, released 16 March 2022

Image tags: 1.19.1-11, 1.20.0-11, 1.21.0-7, 1.22.0-5, 1.23.0-2
Adds Beta support for Satellite clusters in allowlisted accounts.

Version 1.0.9

Version 1.0.9 version is deprecated and becomes unsupported on 30 April 2024.

Change log for patch update 1.0.9_411, released 02 April 2024

Updates the storage-secret-sidecar image to v1.2.33
Images tags: 1.22.0-109-3, 1.23.0-109-3, 1.24.0-109-3, 1.25.0-109-3, 1.26.1-109-3, 1.27.2-109-3.

Change log for patch update 1.0.9_377, released 21 February 2024

Updated the storage-secret-sidecar image to v1.2.31.
Fixed naming issues with the nodeDeleteDelayAfterTaint and maxNodesTotal parameters.
Image tags: 1.22.0-109-3, 1.23.0-109-3, 1.24.0-109-3, 1.25.0-109-3, 1.26.1-109-3, 1.27.2-109-3.

Change log for patch update 1.0.9_328, released 16 January 2024

Fixes CVE-2007-4559, CVE-2023-22745, CVE-2023-4641
Updates the storage-secret-sidecar image to v1.2.30.
Fixes an issue while updating custom variables via add-on.

Change log for patch update 1.0.9_290, released 27 November 2023

Fixes CVE-2007-4559, CVE-2023-22745, and CVE-2023-4641.
Updated the storage-secret-sidecar image to v1.2.29.
Image tags: 1.22.0-109-2, 1.23.0-109-2, 1.24.0-109-2, 1.25.0-109-2, 1.26.1-109-2, 1.27.2-109-2.

Change log for patch update 1.0.9_195, released 13 November 2023

Updates the storage-secret-sidecar image to v1.2.28.
Updates Golang to 1.20.10.
Image tags: 1.22.0-109-2, 1.23.0-109-2, 1.24.0-109-2, 1.25.0-109-2, 1.26.1-109-2, 1.27.2-109-2.

Change log for patch update 1.0.9_134, released 04 October 2023

Adds constraints to allow add-on deployment on amd64 architecture only.
Image tags: 1.22.0-109-1, 1.23.0-109-1, 1.24.0-109-1, 1.25.0-109-1, 1.26.1-109-1, 1.27.2-109-1.

Change log for patch update 1.0.9_103, released 15 September 2023

Image tags: 1.22.0-109-3, 1.23.0-109-3, 1.24.0-109-3, 1.25.0-109-3, 1.26.1-109-3, 1.27.2-109-3.
Updated the storage-secret-sidecar image to v1.2.26.
Golang update to resolve CVE-2023-29409.

Change log for patch update 1.0.9_81, released 07 August 2023

Image tags: 1.22.0-109-0, 1.23.0-109-0, 1.24.0-109-0, 1.25.0-109-0,1.26.1-109-0,1.27.2-109-0.
Updates the storage-secret-sidecar image to v1.2.25.
Resolves the followings CVEs:CVE-2023-2283,CVE-2023-26604, CVE-2020-24736, and CVE-2023-1667.

Change log for patch update 1.0.9_70, released 24 July 2023

Adds support for the prometheusScrape annotation.
Image tags: 1.22.0-109-0, 1.23.0-109-0, 1.24.0-109-0, 1.25.0-109-0, 1.26.1-109-0, 1.27.2-109-0.

Change log for patch update 1.0.9_44, released 22 June 2023

Adds support for cluster version 1.27.
Adds the scaleDownUnreadyEnabled, maxNodesPerScaleup, maxNodegroupBinpackingDuration, kubeClientBurst, and kubeClientQPS parameters.
Updates the storage-secret-sidecar image to v1.2.24.
Updates Golang to 1.19.10 for iks-cluster-autoscaler 1.22-1.26 and Golang version 1.20.5 for iks-cluster-autoscaler 1.27.
Image tags: 1.22.0 109-0, 1.23.0 109-0, 1.24.0 109-0, 1.25.0 109-0, 1.26.1 109-0, 1.27.2 109-0.

Version 1.0.8

Change log for patch update 1.0.8_346, released 01 February 2024

Updates the storage-secret-sidecar image to v1.2.30.
Image tags: 1.20.0 108-5, 1.21.0 108-5, 1.22.0 108-5, 1.23.0 108-5, 1.24.0 108-5, 1.25.0 108-5, and 1.26.0 108-5.

Change log for patch update 1.0.8_292, released 27 November 2023

Fixes CVE-2007-4559, CVE-2023-22745, and CVE-2023-4641.
Updated the storage-secret-sidecar image to v1.2.29.
Image tags: 1.20.0 108-5, 1.21.0 108-5, 1.22.0 108-5, 1.23.0 108-5, 1.24.0 108-5, 1.25.0 108-5, and 1.26.0 108-5.

Change log for patch update 1.0.8_233, released 13 November 2023

Updates the storage-secret-sidecar image to v1.2.28.
Updates Golang to 1.20.10.
Image tags: 1.20.0 108-5, 1.21.0 108-5, 1.22.0 108-5, 1.23.0 108-5, 1.24.0 108-5, 1.25.0 108-5, and 1.26.0 108-5.

Change log for patch update 1.0.8_104, released 15 September 2023

Image tags: 1.22.0-108-4, 1.23.0-109-4, 1.24.0-108-4, 1.25.0-108-4, 1.26.1-108-4, 1.27.2-109-4.
Updated the storage-secret-sidecar image to v1.2.26.
Golang update to resolve CVE-2023-29409.

Change log for patch update 1.0.8_82, released 7 August 2023

Image tags: 1.20.0 108-3, 1.21.0 108-3, 1.22.0 108-3, 1.23.0 108-3, 1.24.0 108-3, 1.25.0 108-3, 1.26.0 108-3.
Updates the storage-secret-sidecar image to v1.2.25.
Resolves the followings CVEs:CVE-2023-2283,CVE-2023-26604, CVE-2020-24736, and CVE-2023-1667.

Change log for patch update 1.0.8_56, released 6 July 2023

Image tags: 1.20.0 108-3, 1.21.0 108-3, 1.22.0 108-3, 1.23.0 108-3, 1.24.0 108-3, 1.25.0 108-3, 1.26.0 108-3.
Updates the storage-secret-sidecar image to v1.2.21.
Updates the golang version to 1.19.8.

Change log for patch update 1.0.8_1078, released 15 May 2023

Image tags: 1.20.0 108-2, 1.21.0 108-2, 1.22.0 108-2, 1.23.0 108-2, 1.24.0 108-2, 1.25.0 108-2, 1.26.0 108-2.
Updates storage-secret-sidecar image to v1.2.21.
Golang updated to 1.19.8.

Change log for patch update 1.0.8_1016, released 5 April 2023

Image tags: 1.20.0 108-1, 1.21.0 108-1, 1.22.0 108-1, 1.23.0 108-1, 1.24.0 108-1, 1.25.0 108-1, and 1.26.0 108-1.
Updates the storage-secret-sidecar image to v1.2.20.
Updates the golang version to 1.19.7.
Resolves an issue where cluster-autoscaler stops retrying requests that return HTTP 401 codes.
Logging improvements.

Change log for patch update 1.0.8_987, released 29 March 2023

Image tags: 1.20.0 108-0, 1.21.0 108-0, 1.22.0 108-0, 1.23.0 108-0, 1.24.0 108-0, 1.25.0 108-0, and 1.26.0 108-0.
Resolves CVE-2023-23916.
Updates the storage-secret-sidecar image to v1.2.19.

Change log for patch update 1.0.8_968, released 9 March 2023

Image tags: 1.20.0 108-0, 1.21.0 108-0, 1.22.0 108-0, 1.23.0 108-0, 1.24.0 108-0, 1.25.0 108-0, and 1.26.0 108-0
Golang updated to 1.19.6
Adds support for cluster version 1.26 based on the Kubernetes community cluster-autoscaler.

Version 1.0.7

Change log for patch update 1.0.7_291, released 27 November 2023

Fixes CVE-2007-4559, CVE-2023-22745, and CVE-2023-4641.
Updated the storage-secret-sidecar image to v1.2.29.
Image tags: 1.20.0 107-7, 1.21.0 107-7, 1.22.0 107-7, 1.23.0 107-7, 1.24.0 107-7, and 1.25.0 107-7.

Change log for patch update 1.0.7_185, released 13 November 2023

Updates the storage-secret-sidecar image to v1.2.28.
Updates Golang to 1.20.10.
Image tags: 1.20.0 107-7, 1.21.0 107-7, 1.22.0 107-7, 1.23.0 107-7, 1.24.0 107-7, and 1.25.0 107-7.

Change log for patch update 1.0.7_102, released 15 September 2023

Image tags: 1.22.0-107-7, 1.23.0-107-7, 1.24.0-107-7, 1.25.0-107-7, 1.26.1-107-7, 1.27.2-107-7.
Updated the storage-secret-sidecar image to v1.2.26.
Golang update to resolve CVE-2023-29409.

Change log for patch update 1.0.7_83, released 7 August 2023

Image tags: 1.20.0 107-6, 1.21.0 107-6, 1.22.0 107-6, 1.23.0 107-6, 1.24.0 107-6,1.25.0 107-6.
Updates the storage-secret-sidecar image to v1.2.25.
Resolves the followings CVEs:CVE-2023-2283,CVE-2023-26604, CVE-2020-24736, and CVE-2023-1667.

Change log for patch update 1.0.7_57, released 6 July 2023

Image tags: 1.20.0 107-6, 1.21.0 107-6, 1.22.0 107-6, 1.23.0 107-6, 1.24.0 107-6,1.25.0 107-6.
Updates the storage-secret-sidecar image to v1.2.21.
Updates the golang version to 1.19.8.
Fixes an issue where cluster-autoscaler stops retrying requests that return HTTP401 code.

Change log for patch update 1.0.7_1076, released 15 May 2023

Image tags: 1.20.0 107-5, 1.21.0 107-5, 1.22.0 107-5, 1.23.0 107-5, 1.24.0 107-5,1.25.0 107-5.
Updates the storage-secret-sidecar image to v1.2.21
Golang updated to 1.19.8.
Fixes issue where cluster-autoscaler stops retrying requests return HTTP401 code.

Change log for patch update 1.0.7_1021, released 5 April 2023

Image tags: 1.20.0 107-4, 1.21.0 107-4, 1.22.0 107-4, 1.23.0 107-4, 1.24.0 107-4, and 1.25.0 107-4.
Updates the storage-secret-sidecar image to v1.2.20.
Updates the golang version to 1.19.7.

Change log for patch update 1.0.7_988, released 29 March 2023

Image tags: 1.20.0 107-3, 1.21.0 107-3, 1.22.0 107-3, 1.23.0 107-3, 1.24.0 107-3, and 1.25.0 107-3.
Resolves CVE-2023-23916.
Updates the storage-secret-sidecar image to v1.2.19.

Change log for patch update 1.0.7_956, released 7 March 2023

Image tags: 1.20.0 107-3, 1.21.0 107-3, 1.22.0 107-3, 1.23.0 107-3, 1.24.0 107-3, and 1.25.0 107-3.
Updates the golang version to 1.19.6.
Updates the storage-secret-sidecar image to v1.2.18.
Resolves the following CVEs: CVE-2022-41724, CVE-2022-41723, CVE-2022-4415, CVE-2020-10735, CVE-2021-28861, CVE-2022-45061, and CVE-2022-40897.

Change log for patch update 1.0.7_944, released 17 February 2023

Image tags: 1.20.0 107-2, 1.21.0 107-2, 1.22.0 107-2, 1.23.0 107-2, 1.24.0 107-2, and 1.25.0 107-2.
Updates the storage-secret-sidecar image to v1.2.17.
Resolves CVE-2022-47629.

Change log for patch update 1.0.7_940, released 24 January 2023:

Image tags: 1.20.0 107-2, 1.21.0 107-2, 1.22.0 107-2, 1.23.0 107-2, 1.24.0 107-2, and 1.25.0 107-2.
Updates the storage-secret-sidecar image to v1.2.15.
Resolves the following CVE-2022-40303, CVE-2022-40304, CVE-2022-35737, CVE-2021-46848, CVE-2022-3821.

Change log for patch update 1.0.7_900, released 9 January 2023

Image tags: 1.20.0 107-2, 1.21.0 107-2, 1.22.0 107-2, 1.23.0 107-2, 1.24.0 107-2, 1.25.0 107-2.
Golang updated to 1.18.9
Updates the storage-secret-sidecar image to v1.2.14
Resolves the following CVEs: CVE-2022-42898, CVE-2022-41717, CVE-2022-41720

Change log for patch update 1.0.7_883, released 3 November 2022

Image tags: 1.20.0-107-1, 1.21.0-107-1, 1.22.0-107-1, 1.23.0-107-1, 1.24.0-107-1, 1.25.0-107-1.
Adds compute identity support.
Adds currency support for IKS Cluster-autoscaler 1.25.

Version 1.0.6

Change log for patch update 1.0.6_1077, released 15 May 2023

Image tags: 1.19.1 106-8, 1.20.0 106-8, 1.21.0 106-8, 1.22.0 106-8, 1.23.0 106-8, 1.24.0 106-8.
Updates the storage-secret-sidecar image to v1.2.21
Golang updated to 1.19.8.
Fixes issue where cluster-autoscaler stops retrying requests return HTTP401 code.

Change log for patch update 1.0.6_1010, released 5 April 2023

Image tags: 1.19.1 106-7, 1.20.0 106-7, 1.21.0 106-7, 1.22.0 106-7, 1.23.0 106-7, and 1.24.0 106-7.
Updates the golang version to 1.19.7.

Change log for patch update 1.0.6_955, released 7 March 2023

Image tags: 1.19.1 106-6, 1.20.0 106-6, 1.21.0 106-6, 1.22.0 106-6, 1.23.0 106-6, and 1.24.0 106-6.
Updates the golang version to 1.19.6.
Resolves the following CVEs: CVE-2022-41724, CVE-2022-41723, CVE-2022-4415, CVE-2020-10735, CVE-2021-28861, CVE-2022-45061, and CVE-2022-40897.

Change log for patch update 1.0.6_899, released 9 January 2023

Image tags: 1.19.1 106-5, 1.20.0 106-5, 1.21.0 106-5, 1.22.0 106-5, 1.23.0 106-5, 1.24.0 106-5.
Golang updated to 1.18.9
Updates the storage-secret-sidecar image to v1.2.14
Resolves the following CVEs: CVE-2022-42898, CVE-2022-41717, CVE-2022-41720

Change log for patch update 1.0.6_828, released 10 October 2022

Adds support for setting up to 5 additional ignore labels while balancing balancingIgnoreLabel[1-5].
1.19.1 106-4, 1.20.0 106-4, 1.21.0 106-4, 1.22.0 106-4, 1.23.0 106-4, 1.24.0 106-4.

Change log for patch update 1.0.6_800, released 22 September 2022

Image tags: 1.19.1-106-4, 1.20.0-106-4, 1.21.0-106-4, 1.22.0-106-4, 1.23.0 106-4, 1.24.0 106-4.
Resolves CVE-2022-27664, CVE-2022-32190.

Change log for patch update 1.0.6_774, released 31 August 2022

Image tags: 1.19.1-106-3, 1.20.0-106-3, 1.21.0-106-3, 1.22.0-106-3, 1.23.0-106-3, 1.24.0-106-3
Resolves CVE-2022-30630, CVE-2022-30635, CVE-2022-32148, CVE-2022-30631, CVE-2022-30632, CVE-2022-32189, CVE-2022-28131, CVE-2022-30633, and CVE-2022-1705.

Change log for patch update 1.0.6_763, released 17 August 2022

Image tags: 1.19.1-106-1, 1.20.0-106-1, 1.21.0-106-2, 1.22.0-106-2, 1.23.0-106-2, 1.24.0-106-2
All non-deleting workers are considered while scaling up.
Worker deletion is not retried while scaling down.

Change log for patch update 1.0.6_742, released 15 July 2022

Adds support for Kubernetes 1.24.
Resolves CVE-2022-29526.
Image tags: 1.19.1-106-2, 1.20.0-106-2, 1.21.0 106-1, 1.22.0 106-1, 1.23.0 106-1, 1.24.0 106-1

Version 1.0.5

Change log for patch update 1.0.5_898, released 9 January 2023

Image tags: 1.19.1 105-6, 1.20.0 105-6, 1.21.0 105-6, 1.22.0 105-6, 1.23.0 105-6.
Golang updated to 1.18.9
Updates the storage-secret-sidecar image to v1.2.14
Resolves the following CVEs: CVE-2022-42898, CVE-2022-41717, CVE-2022-41720

Change log for patch update 1.0.5_779, released 22 September 2022

Image tags: 1.19.1-105-5,1.20.0-105-5,1.21.0-105-5,1.22.0-105-5,1.23.0-105-5.
Resolves CVE-2022-27664, CVE-2022-32190.

Change log for patch update 1.0.5_775, released 31 August 2022

Image tags: 1.19.1-105-4, 1.20.0-105-4, 1.21.0-105-4, 1.22.0-105-4, 1.23.0-105-4
Resolves CVE-2022-30630, CVE-2022-30635, CVE-2022-32148, CVE-2022-30631, CVE-2022-30632, CVE-2022-32189, CVE-2022-28131, CVE-2022-30633, and CVE-2022-1705.

Change log for patch update 1.0.5_754, released 17 August 2022

Image tags: 1.19.1-105-3, 1.20.0-105-3, 1.21.0-105-3, 1.22.0-105-3, 1.23.0-105-3
All non-deleting workers are considered while scaling up.
Worker deletion is not retried while scaling down.

Change log for patch update 1.0.5_728, released 19 July 2022

Image tags: 1.19.1-105-2, 1.20.0-105-2, 1.21.0-105-2, 1.22.0-105-2, 1.23.0-105-2
Resolves CVE-2022-29526.

Change log for patch update 1.0.5_694, released 30 June 2022

Image tags: 1.19.1 105-1, 1.20.0 105-1, 1.21.0 105-1, 1.22.0 105-1, 1.23.0 105-1
Adds logging improvements.

Change log for patch update 1.0.5_628, released 16 May 2022

Image tags: 1.19.1-105-0, 1.20.0-105-0, 1.21.0-105-0, 1.22.0-105-0, 1.23.0-105-0
Resolves CVE-2022-28327, CVE-2022-24675, and CVE-2022-27536.
Ignores label ibm-cloud.kubernetes.io/vpc-instance-id for zone balancing in satellite environments.
Adds experimental option balancingIgnoreLabelsFlag. This option defines a node label that should be ignored when considering node group similarity. One label can be defined per option occurrence.

Change log for patch update 1.0.5_415, released 28 February 2022

Image tags: 1.19.1 9, 1.20.0 9, 1.21.0 5, 1.22.0 3 Adds support for Kubernetes 1.23

Version 1.0.4

Review the changes included in version 1.0.4 of the managed cluster autoscaler add-on.

Change log for patch update 1.0.4_410, released 23 February 2022

Image tags: 1.19.1 9, 1.20.0 9, 1.21.0 5, 1.22.0 3 Resolves the following CVEs: CVE-2022-23772, CVE-2022-23773, and CVE-2022-23806.

Change log for patch update 1.0.4_403, released 20 January 2022

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Image tags: 1.19.1-8, 1.20.0-8, 1.21.0-4, and 1.22.0-2.
Supported cluster versions: 1.19.0 to 1.23.0
Includes fixes for CVE-2021-44716 and CVE-2021-44717.

Change log for patch update 1.0.4_387, released 22 November 2021

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Image tags: 1.19.1-7, 1.20.0-7, 1.21.0-3, and 1.22.0-2.
Updates the Golang version to 1.16.10 which includes fixes for CVE-2021-41772 and CVE-2021-41771.

Change log for patch update 1.0.4_374, released 7 October 2021

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Image tags: 1.19.1-6, 1.20.0-6, 1.21.0-2, and 1.22.0-1.
Adds support for Kubernetes version 1.22
Pulls the base Golang image from a proxy registry.
Adds an owner label to the cluster-autoscaler images.

Version 1.0.3

Review the changes included in version 1.0.3 of the managed cluster autoscaler add-on.

Change log for patch update 1.0.3_360, released 26 August 2021

Review the changes in version 1.0.3_360 of the cluster autoscaler add-on.

Image tags: 1.17.4-5, 1.18.3-5, 1.19.1-5, 1.20.0-5, and 1.21.0-1.
Supported cluster versions: 1.17 to 1.21
Updates the Golang version to 1.16.6 which includes a fix for PVR0281096.

Increases the default resource requests and limits.

Previous values:

resourcesLimitsCPU: "600m"	    
resourcesLimitsMemory: "600Mi"	     
resourcesRequestsCPU: "200m"	      
resourcesRequestsMemory: "200Mi"

Updated values:

resourcesLimitsCPU: "800m"
resourcesLimitsMemory: "1000Mi"
resourcesRequestsCPU: "200m"
resourcesRequestsMemory: "400Mi"

Change log for patch update 1.0.3_352, released 23 June 2021

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Image tags: 1.17.4-4, 1.18.3-4, 1.19.1-4, 1.20.0-4, and 1.21.0-0.
Supported cluster versions: 1.17 to 1.21
Adds support for Kubernetes 1.21.

Version 1.0.2

Review the changes that are in version 1.0.2 of the managed cluster autoscaler add-on.

Change log for patch update 1.0.2_267, released 10 May 2021

Review the changes in version 1.0.2_267 of the cluster autoscaler add-on.

Image tags: 1.17.4-3, 1.18.3-3, 1.19.1-3, and 1.20.0-3.
Supported cluster versions: 1.17 <1.21.0
Includes a bug fix for the worker replace command on VPC clusters that caused worker creation to fail.

Change log for patch update 1.0.2_256, released 19 April 2021

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Image tags: 1.17.4-2, 1.18.3-2, 1.19.1-2, and 1.20.0-2
Supported cluster versions: 1.17 - 1.20
Includes fixes for CVE-2021-27919 and CVE-2021-27918.

Change log for patch update 1.0.2_249, released 01 April 2021

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Image tags: 1.16.7-1, 1.17.4-1, 1.18.3-1, 1.19.1-1, and 1.20.0-1.
Supported cluster versions: 1.17 - 1.20
Includes fixes for CVE-2021-3114 and CVE-2021-3115.
Removes the init container. In previous versions, the cluster autoscaler pods would remain in the initContainer state if the API key was missing or malformed. This update removes the init container so that if the API key is missing or malformed, the cluster autoscaler pod fails.

Change log for patch update 1.0.2_224, released 09 March 2021

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Image tags: 1.16.7-0, 1.17.4-0, 1.18.3-0, 1.19.1-0, and 1.20.0-0.
Supported cluster versions: 1.17 - 1.20
Adds support for Kubernetes version 1.20.

Version 1.0.1

Review the changes that are in version 1.0.1 of the managed cluster autoscaler add-on.

Change log for patch update 1.0.1_219, released 16 February 2021

Review the changes in version 1.0.1_219 of the cluster autoscaler add-on.

Image tags: 1.16.7-0 1.17.4-0, 1.18.3-0, and 1.19.1-0.
Supported cluster versions: 1.15.0 - 1.20.0
Updates the code base to synchronize with the community autoscaler. For more information, see the Kubernetes autoscaler documentation.

Change log for patch update 1.0.1_210, released 13 January 2021

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Image tags: 1.16.2-9, 1.17.0-10, 1.18.1-9, and 1.19.0-4.
Supported cluster versions: 1.15.0 - 1.20.0
Update addresses DLA-2509-1.

Change log for patch update 1.0.1_205, released 15 December 2020

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Image tags: 1.11.0-7, 1.16.2-8, 1.17.0-9, 1.18.1-8, and 1.19.0-3.
Supported cluster versions: 1.15 - 1.19
Updates the initContainer to use the universal base image (UBI).

Change log for patch update 1.0.1_195, released 10 December 2020

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Image tags: 1.11.0-7, 1.16.2-8, 1.17.0-9, 1.18.1-8, and 1.19.0-3.
Supported cluster versions: 1.15 - 1.19
Images are now signed.
Resources that are deployed by the cluster autoscaler add-on are now linked with the corresponding source code and build URLs.
Updates the Go version to 1.15.5.

Change log for patch update 1.0.1_146, released 03 December 2020

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Image tags: 1.15.4-4, 1.16.2-7, 1.17.0-8, 1.18.1-7, and 1.19.0-2.
Supported cluster versions: 1.15 - 1.19
Updates the cluster autoscaler to run as non-root.
Adds a feature to validate secrets before the autoscaler pods are initialized.

Change log for patch update 1.0.1_128, released 27 October 2020

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Image tags: 1.15.4-4, 1.16.2-6, 1.17.0-7, 1.18.1-6, and 1.19.0-1.
Supported cluster versions: 1.15 - 1.19
Updates the Go version to 1.15.2.

Change log for patch update 1.0.1_124, released 16 October 2020

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Image tags: 1.15.4-4, 1.16.2-6, 1.17.0-7, 1.18.1-6, and 1.19.0-1.
Supported cluster versions: 1.15 - 1.19
Exposes the --new-pod-scale-up-delay option in the ConfigMap.
Adds support for Kubernetes 1.19.

Change log for patch update 1.0.1_114, released 10 September 2020

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Image tags: 1.15.4-4, 1.16.2-5, 1.17.0-6, and 1.18.1-5.
Supported cluster versions: 1.15 - 1.18
Includes fixes for CVE-5188 and CVE-3180.
Unlike the previous Helm chart, you can modify all the add-on configuration settings via a single configmap.