ZDI-CAN-28534: ZDI-26-690: Linux Kernel MCTP Routing Uninitialized Memory Information Disclosure Vulnerability
Published Sep 14, 2026
·Updated
This vulnerability allows local attackers to disclose sensitive information on affected installations of Linux Kernel. An attacker must first obtain the ability to execute high-privileged code on the target system in order to exploit this vulnerability. The ZDI has assigned a CVSS rating of 6.0. The following CVEs are assigned: CVE-2026-45930.
Affected Software
1 affected component
Linux Kernel
Event History
Sep 14, 2026
Advisory Published
via ZDI·05:00 AM
Data Sourced
via ZDI·05:00 AM
Description
Frequently Asked Questions
1
Who can exploit this issue?
Exploitation requires local access and the ability to execute high-privileged code on the affected system. It is therefore most relevant where an attacker can already obtain or run privileged code locally.
2
What is the impact of successful exploitation?
A successful attacker can disclose sensitive information from uninitialized memory.
3
How severe is the issue according to the available assessment?
The advisory assigns a CVSS rating of 6.0.