Document last updated: July 10, 2020
This is a select list of bug fixes, security-related fixes, performance improvements and some feature enhancements to Rancher v1.6 since 1.6.14. Please visit the release notes page on GitHub for each maintenance release for more details on a specific release.
| Item | Type | Track | Version released in | Details |
| Updated HAProxy to the latest version (v2.1.4) in rancher/lb-service-haproxy:v0.9.14 to address CVE-2020-11100 in HAProxy. | Bug/CVE | Security | 1.6.30 | CVE |
| Enabled more AWS instances types in Rancher UI | RFE | Functionality | 1.6.29 | GH-19826 |
| Enabled official support for RHEL 7.7 | RFE | Functionality | 1.6.29 | GH-22811 |
| Fixed vulnerability affecting the built-in node drivers having a file path option that allowed the machine to read arbitrary files from inside the Rancher server container | Bug/CVE | Security | 1.6.28 | CVE-2019-12274 |
| Updated HAProxy to v1.8.19 version for Rancher LB service and Rancher Kubernetes ingress controller | RFE | Security, Performance | 1.6.27 | GH-17932 |
| Added support for distinguishing between system and user calls going through the API interceptor chain | RFE | Performance | 1.6.26 | GH-15499 |
| Fixed an issue where Rancher was dying of OOM due to keeping a lot of instance records in memory unnecessarily. The issue mostly affected k8s environments. | Bug | Performance | 1.6.26 | GH-15935 |
| APIInterceptor: authTokenValidator interceptor does not close http response that can lead to connection pool depletion when interceptor is in path of many API calls, resulting in slower response times | Bug | Performance | 1.6.26 | GH-17731 |
| Fixed an issue with SAML login failures in setups having multi tiered DNS configuration | Bug | Functionality | 1.6.24 | GH-16232 |
| Upgraded Jetty Server to 9.2.26.v20180806 - a release having several security fixes | Bug | Security | 1.6.23 | GH-14554 |
| Fixed an issue causing SAML user login failure if the user belonged to large number of groups | Bug | Functionality | 1.6.22 | GH-14756 |
| Fixed a memory leak of rancher-agent | Bug | Performance | 1.6.19 | GH-14276 |
| Drop agent.connect for the case when the agent's account no longer exists in Rancher. Symptoms of the issue are "Can not set a value on a null target" errors in the log. | Bug | Functionality | 1.6.19 | GH-11621 |
| Enhancement to specific error messages | RFE | User Experience | 1.6.17 | GH-11503, GH-11507, GH-11509, GH-11512, GH-11513, GH-11515 |
| Support docker exec from rancher-compose CLI | RFE | Functionality | 1.6.17 | GH-8020 |
| Security issue: Docker API proxying in Rancher API | Bug | Security | 1.6.17 | GH-8020 |
| Data cleanup fixes and improvements | Bug | Performance | 1.6.16 | GH-10841, GH-7050 |
| Fix Hazelcast message amplification | Bug | Performance | 1.6.16 | GH-3172 (PR) |
| Minor performance improvement: dropping metadata update requests from the failed agent | Bug | Performance | 1.6.16 | GH-3163 (PR) |
| Harden HAproxy security | RFE | Security | 1.6.15 | GH-10207 |
| Secrets and vault secrets bridge | RFE | Functionality | 1.6.15 | GH-10500 |
| Newer version of HAProxy (1.8.4). Here is a post from HAProxy on What's new in HAProxy 1.8. | RFE | Performance | 1.6.15 | GH-10870, GH-12064 |
| DB performance improvement to address Rancher slow response to agent.connect processes | RFE | Performance | 1.6.15 | GH-10753 |
| Multiple minor UI enhancements | RFE, Bug | User Experience | 1.6.14 | details |
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