PCIe IDE Spec Vulnerable to TLP Replay/Reorder
CVE-2025-9612 Published on December 9, 2025

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.

NVD

Vulnerability Analysis

CVE-2025-9612 is exploitable with local system access, and does not require authorization privileges or user interaction. This vulnerability is considered to have a low attack complexity. The potential impact of an exploit of this vulnerability is considered to have a small impact on confidentiality and integrity, and no impact on availability.

Attack Vector:
LOCAL
Attack Complexity:
LOW
Privileges Required:
NONE
User Interaction:
NONE
Scope:
UNCHANGED
Confidentiality Impact:
LOW
Integrity Impact:
LOW
Availability Impact:
NONE

Affected Versions

PCI-SIG PCI Express Integrity and Data Encryption (PCIe IDE) Specification: PCI-SIG PCI Express Integrity and Data Encryption (PCIe IDE) Specification:

Exploit Probability

EPSS
0.01%
Percentile
1.05%

EPSS (Exploit Prediction Scoring System) scores estimate the probability that a vulnerability will be exploited in the wild within the next 30 days. The percentile shows you how this score compares to all other vulnerabilities.