Consul - v1.18.1

1.18.1 (March 26, 2024)

Enterprise LTS: Consul Enterprise 1.18 is a Long-Term Support (LTS) release.

BREAKING CHANGES:

• ui: Adds a "Link to HCP Consul Central" modal with integration to side-nav and link to HCP banner. There will be an option to disable the Link to HCP banner from the UI in a follow-up release. [GH-20474]

SECURITY:

• Update google.golang.org/protobuf to v1.33.0 to address CVE-2024-24786. [GH-20801]
• Update the Consul Build Go base image to alpine3.19. This resolves CVEs
  CVE-2023-52425
  CVE-2023-52426 [GH-20812]
• Upgrade to use Go 1.21.8. This resolves CVEs
  CVE-2024-24783 (crypto/x509).
  CVE-2023-45290 (net/http).
  CVE-2023-45289 (net/http, net/http/cookiejar).
  CVE-2024-24785 (html/template).
  CVE-2024-24784 (net/mail). [GH-20812]

IMPROVEMENTS:

• api: Randomize the returned server list for the WatchServers gRPC endpoint. [GH-20866]
• partitions: (Enterprise only) Allow disabling of Gossip per Partition [GH-20669]
• snapshot agent: (Enterprise only) Add support for multiple snapshot destinations using the backup_destinations config file object.
• xds: Improved the performance of xDS server side load balancing. Its slightly improved in Consul CE with drastic CPU usage reductions in Consul Enterprise. [GH-20672]

BUG FIXES:

• audit-logs: (Enterprise Only) Fixes non ASCII characters in audit logs because of gzip. [GH-20345]
• connect: Fix issue where Consul-dataplane xDS sessions would not utilize the streaming backend for wan-federated queries. [GH-20868]
• connect: Fix potential goroutine leak in xDS stream handling. [GH-20866]
• connect: Fix xDS deadlock that could result in proxies being unable to start. [GH-20867]
• ingress-gateway: (Enterprise Only) Fix a bug where on update, Ingress Gateways lost all upstreams for listeners with wildcard services in a different namespace.