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    CVE-2025-51005

    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.

    Published:Sep 23, 2025
    Last Modified:Oct 8, 2025
    EPS:Sep 23, 2025
    EPSS Score:0.00052
    CVSS Score:7.5

    Affected Products

    Vendor
    Appneta
    Product
    Tcpreplay
    Vendor
    Broadcom
    Product
    Tcpreplay

    Exploits

    https://github.com/appneta/tcpreplay/issues/925https://github.com/sy460129/CVE-2025-51005https://github.com/sy460129/CVE-2025-51005

    Common Weakness Enumeration

    CWE-122 Heap-based Buffer Overflow

    Common Attack Pattern Enumeration and Classification (CAPEC)

    CAPEC-92 Forced Integer Overflow

    Related CVEs

    CVE-2024-54192 (CVSS 5.5) — An issue inTcpreplay v4.5.1 allows a local attacker to cause a denial of service via a crafted file to the tcp…
    CVE-2025-51006 (CVSS 7.8) — Within tcpreplay's tcprewrite, a double free vulnerability has been identified in the dlt_linuxsll2_cleanup() …
    CVE-2025-9649 (CVSS 1.9) — A security vulnerability has been detected in appneta tcpreplay 4.5.1. Impacted is the function calc_sleep_tim…
    CVE-2025-9386 (CVSS 1.9) — A vulnerability has been found in appneta tcpreplay up to 4.5.1. The impacted element is the function get_l2le…
    CVE-2025-9385 (CVSS 1.9) — A flaw has been found in appneta tcpreplay up to 4.5.1. The affected element is the function fix_ipv6_checksum…
    CVE-2025-9384 (CVSS 1.9) — A vulnerability was detected in appneta tcpreplay up to 4.5.1. Impacted is the function tcpedit_post_args of t…
    CVE-2025-9157 (CVSS 1.9) — A vulnerability was determined in appneta tcpreplay up to 4.5.2-beta2. The impacted element is the function un…
    CVE-2025-9019 (CVSS 1.3) — A vulnerability has been found in tcpreplay 4.5.1. This vulnerability affects the function mask_cidr6 of the f…

    Common Vulnerability Scoring System

    Attack Vector
    Network
    Adjacent
    Local
    Physical
    Privileges Required
    None
    Low
    High
    User Interaction
    None
    Required
    Scope
    Unchanged
    Changed
    Confidentiality
    None
    Low
    High
    Integrity
    None
    Low
    High
    Availability
    None
    Low
    High