CVE-2025-38403
Not scored
vsock/vmci: Clear the vmci transport packet properly when initializing it
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.
Exploit probability
0.2%
Published
July 25, 2025
Required by
Not available
Last source change
August 12, 2026
02 / AFFECTED SOFTWARE
Affected packages
03 / CONNECTIONS
Connected vulnerabilities
04 / EVIDENCE
Source records
Open Source Vulnerabilities
CVE-2025-38403
View original source
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.
05 / REFERENCES
Further evidence
- https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git
- https://git.kernel.org/stable/c/0a01021317375b8d1895152f544421ce49299eb1
- https://git.kernel.org/stable/c/19c2cc01ff9a8031398a802676ffb0f4692dd95d
- https://git.kernel.org/stable/c/1c1bcb0e78230f533b4103e8cf271d17c3f469f0
- https://git.kernel.org/stable/c/223e2288f4b8c262a864e2c03964ffac91744cd5
- https://git.kernel.org/stable/c/2d44723a091bc853272e1a51a488a3d22b80be5e
- https://git.kernel.org/stable/c/75705b44e0b9aaa74f4c163d93d388bcba9e386a
- https://git.kernel.org/stable/c/94d0c326cb3ee6b0f8bd00e209550b93fcc5c839
- https://git.kernel.org/stable/c/e9a673153d578fd439919a24e99851b2f87ecbce
- https://github.com/CVEProject/cvelistV5/tree/main/cves/2025/38xxx/CVE-2025-38403.json
- https://lists.debian.org/debian-lts-announce/2025/10/msg00007.html
- https://lists.debian.org/debian-lts-announce/2025/10/msg00008.html
- https://nvd.nist.gov/vuln/detail/CVE-2025-38403