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Security: abaxoth0/Ain

Security

SECURITY.md

Security Policy

Supported Versions

Version Supported
Latest
Latest - 1
Latest - 2

Support Policy: Security patches are provided for the latest 3 minor releases. Older versions do not receive security updates.

Reporting Vulnerabilities

Since this is a personal utility library (not a professional-oriented library), security vulnerabilities should be reported by creating an issue in the repository.

How to Report

  1. Create a new issue in the GitHub repository
  2. Use the "Security" label (if available) or "Bug"
  3. Mark as sensitive in the issue description if GitHub provides that option

What to Include

  • Type of vulnerability (e.g., buffer overflow, race condition, etc.)
  • Affected versions of Ain
  • Steps to reproduce the vulnerability
  • Impact assessment (what could happen if exploited)
  • Any potential mitigations you're aware of

Response Process

  • Initial response: We'll acknowledge the issue within 7 days
  • Assessment: We'll investigate and validate the vulnerability
  • Fix: We'll develop and test a patch
  • Release: We'll release a new version with the fix
  • Disclosure: We'll update the issue once fixed

Security Considerations

Concurrent Code

This library contains high-performance concurrent data structures. Be aware of:

  • Race detector: Some code may trigger false positives with -race flag due to lock-free implementations
  • Atomic operations: The Disruptor uses atomic operations with specific memory ordering
  • Memory safety: Zero-allocation paths are used to prevent GC pressure

Dependencies

There are no third-party dependencies for this library.

No User Data Collection

Ain is a library only and does not:

  • Collect user data
  • Make network calls (except for testing/benchmarking)
  • Access filesystem (except for optional file logging)
  • Handle sensitive information directly

Known Security Notes

Race Detector False Positives

The Disruptor implementation may trigger race detector warnings even though the code is thread-safe. This is documented in structs/disruptor.go:120:

/*
    IMPORTANT
    Race detector notes: When running with -race, Go's race detector flags publisher-consumer buffer access as data races.
    These are false positives because:
    
      1. CAS on writer cursor ensures only one publisher can claim a sequence number
      2. Writer is advanced only after CAS succeeds (establishes happens-before relationship)
      3. Consumer reads after seeing updated writer cursor (synchronized through atomic operations)
      4. No mutexes used - fully lock-free implementation
    
    The race detector doesn't understand happens-before relationships established through
    atomic operations on different variables.
*/

Memory Safety

  • Disruptor: Pre-allocated ring buffer prevents dynamic allocations during operation
  • SyncQueue: Uses proper synchronization with mutexes
  • WorkerPool: Context-based cancellation for safe shutdown

Best Practices for Users

When using Ain in your applications:

  1. Keep dependencies updated: Regularly update Ain to latest version
  2. Review your usage: Understand the concurrent patterns you're using
  3. Test thoroughly: Test your application with race detector enabled
  4. Monitor performance: Watch for unusual behavior in production

Security Updates

  • Patch releases: Security fixes are released as patch versions (e.g., v1.2.3)
  • Announcements: Security updates are mentioned in release notes
  • Compatibility: Security patches maintain backward compatibility

Contact

For security-related questions or concerns:

  1. Create an issue with the "Security" label
  2. Check existing issues for similar reports
  3. Provide detailed information about your security concern

Disclaimer

Ain is provided "as is" without warranty. While we take security seriously and will address reported vulnerabilities, users should:

  • Review the code before using in security-sensitive applications
  • Test thoroughly in their specific use cases
  • Consider their threat model when using concurrent data structures

Thank you for helping keep Ain secure!

There aren’t any published security advisories