Double Free Affecting appneta/tcpreplay package, versions [,4.5.2)
Threat Intelligence
Exploit Maturity
Snyk has a proof-of-concept or detailed explanation of how to exploit this vulnerability.
Proof of Concept
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Test your applications- Snyk IDSNYK-UNMANAGED-APPNETATCPREPLAY-13004532
- published23 Sept 2025
- disclosed22 Sept 2025
- creditSeungyeon Park
Introduced: 22 Sep 2025
NewCVE-2025-51006 (opens in a new tab)Common Vulnerabilities and Exposures (CVE) are common identifiers for publicly known security vulnerabilities
Common Weakness Enumeration (CWE) is a category system for software weaknesses
How to fix?
Upgrade appneta/tcpreplay to version 4.5.2 or higher.
Overview
Affected versions of this package are vulnerable to Double Free via the dlt_linuxsll2_cleanup() function. An attacker can cause memory corruption and application crash by supplying a specially crafted pcap file to the binary.