Tcpreplay version 4.4.1 contains a memory leakage flaw in fix_ipv6_checksums() function. The highest threat from this vulnerability is to data confidentiality.
The MITRE CVE dictionary describes this issue as:
Tcpreplay version 4.4.1 contains a memory leakage flaw in fix_ipv6_checksums() function. The highest threat from this vulnerability is to data confidentiality.