Bug 2383421 (CVE-2025-38403) - CVE-2025-38403 kernel: vsock/vmci: Clear the vmci transport packet properly when initializing it
Summary: CVE-2025-38403 kernel: vsock/vmci: Clear the vmci transport packet properly w...
Keywords:
Status: NEW
Alias: CVE-2025-38403
Product: Security Response
Classification: Other
Component: vulnerability
Version: unspecified
Hardware: All
OS: Linux
medium
medium
Target Milestone: ---
Assignee: Product Security DevOps Team
QA Contact:
URL:
Whiteboard:
Depends On:
Blocks:
TreeView+ depends on / blocked
 
Reported: 2025-07-25 14:03 UTC by OSIDB Bzimport
Modified: 2025-07-27 09:04 UTC (History)
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Description OSIDB Bzimport 2025-07-25 14:03:52 UTC 
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.
Comment 1 Jon Moroney 2025-07-25 18:50:20 UTC 
Upstream advisory:
https://lore.kernel.org/linux-cve-announce/2025072504-CVE-2025-38403-0da0@gregkh/T
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