Tcpreplay: tcprewrite: double free in tcpedit_dlt_cleanup() in plugins/dlt_plugins.c
CVE-2023-4256

5.5MEDIUM

Key Information:

Vendor

Fedora

Status
Tcpreplay
Extra Packages For Enterprise Linux
Fedora
Vendor
CVE Published:
21 December 2023

What is 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 tcprewrite binary. This flaw enables a local attacker to initiate a Denial of Service (DoS) attack.

References

https://bugzilla.redhat.com/show_bug.cgi?id=2255212
issue-trackingx_refsource_REDHAT
https://github.com/appneta/tcpreplay/issues/813
https://lists.fedoraproject.org/archives/list/package-ann...

CVSS V3.1

Score:
5.5
Severity:
MEDIUM
Confidentiality:
None
Integrity:
None
Availability:
None
Attack Vector:
Local
Attack Complexity:
Low
Privileges Required:
None
User Interaction:
Required
Scope:
Unchanged

Timeline

  • Vulnerability published

  • Vulnerability Reserved

Credit

Red Hat would like to thank [email protected] for reporting this issue.
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