CVE-2023-4256

MEDIUM

tcpreplay - DoS

Title source: llm

Description

Within tcpreplay's tcprewrite, a double free vulnerability has been identified in the tcpedit_dlt_cleanup() function within plugins/dlt_plugins.c. This vulnerability can be exploited by supplying a specifically crafted file to the tcprewrite binary. This flaw enables a local attacker to initiate a Denial of Service (DoS) attack.

References (5)

[Exploit, Issue Tracking, Third Party Advisory] https://bugzilla.redhat.com/show_bug.cgi?id=2255212

[Exploit, Issue Tracking, Third Party Advisory] https://github.com/appneta/tcpreplay/issues/813

[Mailing List, Third Party Advisory] https://lists.fedoraproject.org/archives/list/[email protected]/message/EHUILQV2YJI5TXXXJA5FQ2HJQGFT7NTN/

[Mailing List, Third Party Advisory] https://lists.fedoraproject.org/archives/list/[email protected]/message/TMW5CIODKRHUUH7NTAYIRWGSJ56DTGXM/

[Mailing List, Third Party Advisory] https://lists.fedoraproject.org/archives/list/[email protected]/message/V3GYCHPVJ2VFN3D7FI4IRMDVMILLWBRF/

Scores

CVSS v3 5.5

EPSS 0.0002

EPSS Percentile 4.7%

Attack Vector LOCAL

CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H

Classification

CWE

CWE-415

Status published

Affected Products (4)

broadcom/tcpreplay

broadcom/tcpreplay

fedoraproject/extra_packages_for_enterprise_linux

fedoraproject/fedora

Timeline

Published Dec 21, 2023

Tracked Since Feb 18, 2026