Kali Linux 2025.3 released with 10 New Tools, Nexmon Wi-Fi Injection for Raspberry Pi and Vagrant Updates

by | Sep 25, 2025 | News




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Release summary

Kali Linux 2025.3 is now available, delivering a mix of infrastructure refreshes, wireless improvements and fresh tooling. Key highlights since the 2025.2 release include updated Packer & Vagrant support, Nexmon integration for Raspberry Pi Wi-Fi monitor/injection capabilities, and 10 new tools added to the repositories.


Packer & Vagrant — toolchain refresh

HashiCorp tooling used by many Kali workflows received updates: Packer and Vagrant have been refreshed in the distribution, improving builders and development workflows that rely on VM images and appliance automation. This benefits infrastructure-as-code users who build and distribute Kali images for labs and training.


Nexmon support — Raspberry Pi wireless injection

A major usability win for wireless testers: Kali 2025.3 adds Nexmon support enabling internal monitor mode and packet injection on Raspberry Pi built-in Wi-Fi chips. That brings affordable, fully capable wireless testing to a broader range of Pi devices and makes compact test rigs easier to deploy for red teams and wireless researchers.


Xfce VPN IP plugin — configurable interface

The Xfce VPN IP panel plugin introduced in 2024.1 gets a practical usability upgrade: you can now select which network interface the plugin monitors. Right-click the plugin → Preferences → update the “Command” parameter to choose a different interface; this is useful if you run multiple VPNs or want to monitor non-default adapters. If the plugin isn’t visible, add the “Generic Monitor” plugin via Panel Preferences → Items.

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Ten new tools (quick rundown)

Kali 2025.3 adds ten packages to network repositories, expanding capabilities across web testing, protocol abuse, LLM integrations, and pivoting:

  • Caido — client GUI for the Caido web security auditing toolkit
  • Caido-cli — server/backend component of the Caido toolkit
  • Detect It Easy (DiE) — file type identification utility
  • Gemini CLI — open-source AI agent for terminal-based Gemini access
  • krbrelayx — Kerberos relaying / unconstrained delegation abuse toolkit
  • ligolo-mp — multiplayer pivoting / lateral movement solution
  • llm-tools-nmap — enabling LLM-driven network discovery and scanning with nmap
  • mcp-kali-server — MCP config to connect an AI agent to Kali
  • patchleaks — detects security fixes and summarizes patches for rapid validation (or analysis)
  • vwifi-dkms — create virtual Wi-Fi networks (dummy interfaces) for testing

These additions broaden both classic offensive toolsets and modern workflows that incorporate AI/LLM tooling.


Kali NetHunter — mobile and device updates

NetHunter continues to advance: the project brought a new budget-friendly device with internal monitor mode and injection beyond the Nexus 5 era — the Samsung Galaxy S10 port (Nexmon firmware patches + NetHunter kernel). The collaboration (Nexmon, kernel port, and app stability fixes) now provides a viable, modern device for mobile wireless testing. Installation guides for Nexmon + NetHunter are available in the project docs.


CARsenal (NetHunter Car Hacking) — revamp and features

CARsenal received a substantial update and refactor:

  • Settings moved to the menu bar; service commands editable via long-press
  • New RFCOMM Connect service and improved tools integration
  • Simulator (formerly ICSim) and UDSim added for richer simulation/testing
  • New MSF tab to run automotive Metasploit modules against hardware bridges
  • UI refreshes, extensive bug fixes, and full documentation rewrite for 2025.3 content
  • New kernel support for CAN on OnePlus6 LineageOS 22.2 (Android 15) — OnePlus6 (6T pending)

The team warns: do not test CARsenal on a production/daily-driver vehicle — use isolated lab hardware.




What’s coming next

Looking ahead to 2025.4, expect more UI polish, improved Metasploit terminal screens, simulator enhancements and additional device/kernel support. CARsenal maintainers plan video demos and continued refinement; community feedback and bug reports are encouraged.


Where to get it & upgrade notes

Kali 2025.3 is available through the usual Kali channels and network repositories. Users should:

  • Update existing installs via apt update && apt full-upgrade (follow Kali release guidance).
  • Review the new tools list and post-install any packages you need.
  • Consult NetHunter/CARsenal installation guides for device-specific steps (especially for Nexmon patches and kernels).
  • Test Nexmon and wireless features in a lab environment before operational use.

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