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NULL Pointer Dereference


Severity High
Score 7.8/10


An issue was discovered in Tcpreplay through 4.3.1. A NULL pointer dereference occurred in the function "get_layer4_v6()" located at "get.c". This can be triggered by sending a crafted pcap file to the tcpreplay-edit binary. It allows an attacker to cause a Denial of Service (Segmentation fault) or possibly have unspecified other impact.

  • LOW
  • HIGH
  • NONE
  • HIGH
  • HIGH

CWE-476 - NULL Pointer Dereference

A NULL pointer dereference occurs when the application dereferences a pointer that it expects to be valid, but is NULL, typically causing a crash or exit.

Advisory Timeline

  • Published