The Treck TCP/IP stack before 6.0.1.41 has an IPv4 tunneling Double Free.
- https://tools.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-treck-ip-stack-JyBQ5GyC
- https://www.jsof-tech.com/ripple20/
- https://www.kb.cert.org/vuls/id/257161
- https://www.kb.cert.org/vuls/id/257161/
- https://github.com/CERTCC/PoC-Exploits/tree/master/vu-257161/scripts
- https://github.com/fakowajo123/live-traffic-cyber-threat-analysis-using-honeypot-and-elk-stack