Description
A heap-buffer-overflow vulnerability exists in the tcpliveplay utility of the tcpreplay-4.5.1. When a crafted pcap file is processed, the program incorrectly handles memory in the checksum calculation logic at do_checksum_math_liveplay in tcpliveplay.c, leading to a possible denial of service.
Affected products
broadcom: tcpreplay
References2
- github.com/appneta/tcpreplay/issues/925 ExploitIssue TrackingVendor Advisory
- github.com/sy460129/CVE-2025-51005 ExploitThird Party Advisory
Metrics
- CVSS 3.1
-
7.5
HIGH
Score source: CNA
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H - EPSS — exploit probability
- 0% percentile: 33 · as of 8 November 2026
- CWE
- CWE-122
Could this be exploited in your environment?
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