v3.0.4

KNOWLEDGE BASE

Release Notes v3.0.4

Fluent Bit is a Fast and Lightweight Data Processor and Forwarder for Linux, BSD, Windows and macOS. We are proud to announce the availability of Fluent Bit v3.0.4.

Security updates and other improvements

Important: This release addresses a critical security vulnerability in the interface handling trace requests. The identified issue involves memory corruption, which could potentially be exploited to cause denial of service (DoS) conditions. Note that this issue is related to the internal tracing interface and NOT Traces telemetry data handling. It is highly recommended to update to this version immediately to ensure the stability and security of your system.

• Core
  • http_server: api: v1: trace: fix memory corruption (#9311b43a)
  • kernel: fix incorrect assignment of Linux Kernel version between major and minor (#8797)
  • http_server: fix keep-alive for HTTP/1.1 requests
  • config: fix error message grammar (#8818)

• Pipeline Plugins
  • AWS Metadata (Filter)
    • add support for metadata_group
  • Prometheus Remote Write (Input)
    • New (EXPERIMENTAL) input plugin to receive Prometheus Remote Write protocol (#8725)
  • OpenTelemetry (Input)
    • Enable keep-alive
    • Add a function to store metadata
    • Support to add resource of log
  • Elasticsearch (Input)
    • Enable keep-alive on HTTP/1.1
  • HTTP (Input)
    • Enable keep-alive on HTTP/1.1
  • Splunk (Input)
    • Enable keep-alive on HTTP/1.1
  • Datadog (Output)
    • Update the descriptions of special field options #8751
  • Kafka (Output)
    • Increase max kafka dynamic topic length to 249 characters
  • Splunk (Output)
    • Fix record accessor key for hec_token (#8793)

Join us

We want to hear about you, our community is growing, and you can be part of it!, you can contact us at:

• Github: http://github.com/fluent/fluent-bit
• Slack: http://slack.fluentd.org
• Twitter: @fluentbit