Vulnerability in Pci-Sig Pci Express Integrity And Data Encryption (Pcie Ide) Specification

CVE-2025-9612

An issue was discovered in the PCI Express (PCIe) Integrity and Data Encryption (IDE) specification, where insufficient guidance on Transaction Layer Packet (TLP) ordering and tag uniqueness may allow encrypted packets to be replayed or reordered without detection. This can enable local or physical attackers on the PCIe bus to violate data integrity protections.

Published · last modified .

CVSS v3 metric

CVSS v3 base score 5.1 (Medium). Vector: CVSS:3.1/AV:L/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:N.

EPSS exploit prediction

EPSS: 0.001 (2.6th percentile), scored .

Very low probability of exploitation in the next 30 days; routine patching cadence is appropriate. 3rd percentile — 2.6% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.

EPSS trend (30 days)EPSS over the last 30 days for CVE-2025-9612: held from 0.001 to 0.001.

EPSS over last 30 days · oldest: 0.001 · newest: 0.001 · change: +0.000

Affected products

References

Frequently asked questions

What is CVE-2025-9612?
CVE-2025-9612 is a medium-severity vulnerability in Pci-Sig Pci Express Integrity And Data Encryption (Pcie Ide) Specification, classified under CWE-404: IMPROPER RESOURCE SHUTDOWN OR RELEASE. CVSS score: 5.1/10. Published 2025-12-09.
How severe is CVE-2025-9612?
Medium severity. CVSS v3 base score is 5.1 out of 10.