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 target system. The available information does not indicate that an unprivileged local user can exploit it directly.
2
What is the impact if exploited?
A successful attacker can disclose sensitive information from uninitialized memory. The advisory assigns the issue a CVSS rating of 6.0.