CVE Vulnerabilities

CVE-2023-4256

Double Free

Published: Dec 21, 2023 | Modified: Mar 24, 2024
CVSS 3.x
5.5
MEDIUM
Source:
NVD
CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H
CVSS 2.x
RedHat/V2
RedHat/V3
Ubuntu

Within tcpreplays 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.

Weakness

The product calls free() twice on the same memory address, potentially leading to modification of unexpected memory locations.

Affected Software

Name Vendor Start Version End Version
Tcpreplay Broadcom 4.4.3 (including) 4.4.3 (including)
Tcpreplay Broadcom 4.4.4 (including) 4.4.4 (including)

Potential Mitigations

References