Double Free in Broadcom Tcpreplay
CVE-2023-4256
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 tcprewri…
Vulnerability class: Double Free
EPSS: 0.003 (24.8th percentile) — read the EPSS interpretation.
CVSS v3 metric
CVSS v3 base score 5.5 (Medium). Vector: CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H.
Affected products
- Broadcom Tcpreplay — versions 4.4.3, 4.4.4
- Fedora Extra Packages For Enterprise Linux
- Fedora
- Fedoraproject Extra_packages_for_enterprise_linux — versions 8.0
- Fedoraproject Fedora — versions 39
- N/a Tcpreplay
Weakness classification (CWE)
Public proof-of-concept exploits
References
- secalert@redhat.com (x_refsource_REDHAT, issue-tracking, Exploit, Third Party Advisory, Issue Tracking)
- secalert@redhat.com (Exploit, Third Party Advisory, Issue Tracking)
- secalert@redhat.com
- secalert@redhat.com
- secalert@redhat.com
Frequently asked questions
- What is CVE-2023-4256?
- CVE-2023-4256 is a medium-severity vulnerability in Broadcom Tcpreplay, classified under Double Free. CVSS score: 5.5/10. Published 2023-12-21.
- How severe is CVE-2023-4256?
- Medium severity. CVSS v3 base score is 5.5 out of 10.
- Is CVE-2023-4256 known to be exploited?
- 3 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.