CVE-2025-9019

Description

A vulnerability has been found in tcpreplay 4.5.1. This vulnerability affects the function mask_cidr6 of the file cidr.c of the component tcpprep. The manipulation leads to heap-based buffer overflow. The attack can be initiated remotely. The complexity of an attack is rather high. The exploitation appears to be difficult. The exploit has been disclosed to the public and may be used. The researcher is able to reproduce this with the latest official release 4.5.1 and the current master branch. The code maintainer cannot reproduce this for 4.5.2-beta1. In his reply the maintainer explains that "[i]n that case, this is a duplicate that was fixed in 4.5.2."

Predictions

Heuristic predictions, AS-IS, for prioritization only.

Mitigations

No vendor mitigations ingested yet for this CVE. The mitigation-content worker queues fetches as references arrive — check back in a few minutes, or see the references list below.

References

• https://drive.google.com/file/d/13SQYVIb_YQoRfaJaaLf6iLtMiCRCHlBc/view?usp=sharing
• https://github.com/appneta/tcpreplay/issues/958
• https://github.com/appneta/tcpreplay/issues/958#issuecomment-3124876035
• https://github.com/appneta/tcpreplay/issues/959
• https://vuldb.com/?ctiid.320080
• https://vuldb.com/?id.320080
• https://vuldb.com/?submit.623635
• https://vuldb.com/?submit.623636
• https://vuldb.com/?submit.623637
• https://vuldb.com/?submit.623638
• https://vuldb.com/?submit.623639
• https://security-tracker.debian.org/tracker/CVE-2025-9019

CWEs

CWE-119 CWE-122 CWE-787

💬 Discuss CVE-2025-9019 on VIR Community →

Community-verified mitigations for this CVE will appear above when contributors publish them.