CVE-2025-38403
VMCI Transport Packet Initialization Uninitialized Data Vulnerability
Description
In the Linux kernel, the following vulnerability has been resolved: vsock/vmci: Clear the vmci transport packet properly when initializing it In vmci_transport_packet_init memset the vmci_transport_packet before populating the fields to avoid any uninitialised data being left in the structure.
INFO
Published Date :
July 25, 2025, 2:15 p.m.
Last Modified :
July 25, 2025, 3:29 p.m.
Remotely Exploit :
No
Source :
416baaa9-dc9f-4396-8d5f-8c081fb06d67
Solution
- Update the affected Linux packages.
- Update the affected kernel-livepatch package.
Public PoC/Exploit Available at Github
CVE-2025-38403 has a 1 public
PoC/Exploit available at Github.
Go to the Public Exploits tab to see the list.
References to Advisories, Solutions, and Tools
Here, you will find a curated list of external links that provide in-depth
information, practical solutions, and valuable tools related to
CVE-2025-38403.
CWE - Common Weakness Enumeration
While CVE identifies
specific instances of vulnerabilities, CWE categorizes the common flaws or
weaknesses that can lead to vulnerabilities. CVE-2025-38403 is
associated with the following CWEs:
Common Attack Pattern Enumeration and Classification (CAPEC)
Common Attack Pattern Enumeration and Classification
(CAPEC)
stores attack patterns, which are descriptions of the common attributes and
approaches employed by adversaries to exploit the CVE-2025-38403
weaknesses.
We scan GitHub repositories to detect new proof-of-concept exploits. Following list is a collection of public exploits and proof-of-concepts, which have been published on GitHub (sorted by the most recently updated).
DSA and DLA for Debian last 14 days
Python
Results are limited to the first 15 repositories due to potential performance issues.
The following list is the news that have been mention
CVE-2025-38403 vulnerability anywhere in the article.
The following table lists the changes that have been made to the
CVE-2025-38403 vulnerability over time.
Vulnerability history details can be useful for understanding the evolution of a vulnerability, and for identifying the most recent changes that may impact the vulnerability's severity, exploitability, or other characteristics.
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New CVE Received by 416baaa9-dc9f-4396-8d5f-8c081fb06d67
Jul. 25, 2025
Action Type Old Value New Value Added Description In the Linux kernel, the following vulnerability has been resolved: vsock/vmci: Clear the vmci transport packet properly when initializing it In vmci_transport_packet_init memset the vmci_transport_packet before populating the fields to avoid any uninitialised data being left in the structure. Added Reference https://git.kernel.org/stable/c/0a01021317375b8d1895152f544421ce49299eb1 Added Reference https://git.kernel.org/stable/c/19c2cc01ff9a8031398a802676ffb0f4692dd95d Added Reference https://git.kernel.org/stable/c/1c1bcb0e78230f533b4103e8cf271d17c3f469f0 Added Reference https://git.kernel.org/stable/c/223e2288f4b8c262a864e2c03964ffac91744cd5 Added Reference https://git.kernel.org/stable/c/2d44723a091bc853272e1a51a488a3d22b80be5e Added Reference https://git.kernel.org/stable/c/75705b44e0b9aaa74f4c163d93d388bcba9e386a Added Reference https://git.kernel.org/stable/c/94d0c326cb3ee6b0f8bd00e209550b93fcc5c839 Added Reference https://git.kernel.org/stable/c/e9a673153d578fd439919a24e99851b2f87ecbce