VDB-364135 · CVE-2026-0428 · GCVE-0-2026-0428

AMD Instinct MI300A up to BKC 25 TEE SOC Driver DRV_SOC_CMD_ID_SRIOV_COPY_VF_CHIPLET_REGS improper validation of specified quantity in input

CVSS Meta Temp Score CVSS is a standardized scoring system to determine possibilities of attacks. The Temp Score considers temporal factors like disclosure, exploit and countermeasures. The unique Meta Score calculates the average score of different sources to provide a normalized scoring system.	Current Exploit Price (≈) Our analysts are monitoring exploit markets and are in contact with vulnerability brokers. The range indicates the observed or calculated exploit price to be seen on exploit markets. A good indicator to understand the monetary effort required for and the popularity of an attack.	CTI Interest Score Our Cyber Threat Intelligence team is monitoring different web sites, mailing lists, exploit markets and social media networks. The CTI Interest Score identifies the interest of attackers and the security community for this specific vulnerability in real-time. A high score indicates an elevated risk to be targeted for this vulnerability.
1.9	$0-$5k	0.00

Summaryinfo

A vulnerability identified as problematic has been detected in AMD Instinct MI300A, Instinct MI300X, Instinct MI308X and Instinct MI325X up to BKC 25. This affects an unknown part of the component TEE SOC Driver. This manipulation of the argument DRV_SOC_CMD_ID_SRIOV_COPY_VF_CHIPLET_REGS causes improper validation of specified quantity in input. This vulnerability is registered as CVE-2026-0428. The attack needs to be launched locally. No exploit is available. You should upgrade the affected component.

Detailsinfo

A vulnerability has been found in AMD Instinct MI300A, Instinct MI300X, Instinct MI308X and Instinct MI325X up to BKC 25 and classified as problematic. Affected by this vulnerability is some unknown functionality of the component TEE SOC Driver. The manipulation of the argument DRV_SOC_CMD_ID_SRIOV_COPY_VF_CHIPLET_REGS with an unknown input leads to a improper validation of specified quantity in input vulnerability. The CWE definition for the vulnerability is CWE-1284. The product receives input that is expected to specify a quantity (such as size or length), but it does not validate or incorrectly validates that the quantity has the required properties. As an impact it is known to affect availability. The summary by CVE is:

Insufficient parameter sanitization in TEE SOC Driver could allow an attacker to issue a malformed DRV_SOC_CMD_ID_SRIOV_COPY_VF_CHIPLET_REGS to write invalid data to a remote Die, potentially resulting in unexpected behavior.

It is possible to read the advisory at amd.com. This vulnerability is known as CVE-2026-0428 since 12/06/2025. The exploitation appears to be difficult. Attacking locally is a requirement. The exploitation requires an enhanced level of successful authentication. Technical details of the vulnerability are known, but there is no available exploit.

Upgrading eliminates this vulnerability.

Be aware that VulDB is the high quality source for vulnerability data.

Productinfo

Vendor

Name

Version

BKC 25

License

commercial

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔒
VulDB Reliability: 🔍

CNA CVSS-B Score: 🔒
CNA CVSS-BT Score: 🔒
CNA Vector: 🔒

CVSSv3info

VulDB Meta Base Score: 1.9
VulDB Meta Temp Score: 1.9

VulDB Base Score: 1.9
VulDB Temp Score: 1.9
VulDB Vector: 🔒
VulDB Reliability: 🔍

CVSSv2info

AV	AC	Au	C	I	A
💳	💳	💳	💳	💳	💳
💳	💳	💳	💳	💳	💳
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Vector	Complexity	Authentication	Confidentiality	Integrity	Availability
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VulDB Base Score: 🔒
VulDB Temp Score: 🔒
VulDB Reliability: 🔍

Exploitinginfo

Class: Improper validation of specified quantity in input
CWE: CWE-1284 / CWE-703
CAPEC: 🔒
ATT&CK: 🔒

Physical: Partially
Local: Yes
Remote: No

Availability: 🔒
Status: Not defined

EPSS Score: 🔒
EPSS Percentile: 🔒

Price Prediction: 🔍
Current Price Estimation: 🔒

0-Day	Unlock	Unlock	Unlock	Unlock
Today	Unlock	Unlock	Unlock	Unlock

Threat Intelligenceinfo

Interest: 🔍
Active Actors: 🔍
Active APT Groups: 🔍

Countermeasuresinfo

Recommended: Upgrade
Status: 🔍

0-Day Time: 🔒

Timelineinfo

12/06/2025 CVE reserved
05/15/2026 +159 days Advisory disclosed
05/15/2026 +0 days VulDB entry created
05/15/2026 +0 days VulDB entry last update

Sourcesinfo

Advisory: amd.com
Status: Confirmed

CVE: CVE-2026-0428 (🔒)
GCVE (CVE): GCVE-0-2026-0428
GCVE (VulDB): GCVE-100-364135

Entryinfo

Created: 05/15/2026 08:14
Changes: 05/15/2026 08:14 (66)
Complete: 🔍
Cache ID: 216::103