AMD Radeon PRO V620 Power Management Firmware array index

CVSS Meta Temp Score
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CTI Interest Score
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4.2$0-$5k0.00

Summaryinfo

A vulnerability was found in AMD Radeon RX 6000 Graphics Products, Radeon PRO W6000 Graphics Products, Radeon PRO V520 and Radeon PRO V620. It has been classified as problematic. The affected element is an unknown function of the component Power Management Firmware. This manipulation causes array index. This vulnerability is tracked as CVE-2023-31309. The attack is restricted to local execution. No exploit exists.

Detailsinfo

A vulnerability has been found in AMD Radeon RX 6000 Graphics Products, Radeon PRO W6000 Graphics Products, Radeon PRO V520 and Radeon PRO V620 (unknown version) and classified as problematic. Affected by this vulnerability is an unknown code block of the component Power Management Firmware. The manipulation with an unknown input leads to a array index vulnerability. The CWE definition for the vulnerability is CWE-129. The product uses untrusted input when calculating or using an array index, but the product does not validate or incorrectly validates the index to ensure the index references a valid position within the array. As an impact it is known to affect confidentiality, integrity, and availability. The summary by CVE is:

Improper validation in Power Management Firmware (PMFW) may allow an attacker with privileges to pass malformed workload arguments when exporting table data from SMU to DRAM potentially resulting in a loss of confidentiality and/or availability.

The advisory is shared at amd.com. This vulnerability is known as CVE-2023-31309 since 04/27/2023. The exploitation appears to be easy. An attack has to be approached locally. Additional levels of successful authentication are required for exploitation. Neither technical details nor an exploit are publicly available.

There is no information about possible countermeasures known. It may be suggested to replace the affected object with an alternative product.

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Productinfo

Vendor

Name

License

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: 4.2
VulDB Meta Temp Score: 4.2

VulDB Base Score: 4.2
VulDB Temp Score: 4.2
VulDB Vector: 🔒
VulDB Reliability: 🔍

CVSSv2info

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

Exploitinginfo

Class: Array index
CWE: CWE-129 / CWE-119
CAPEC: 🔒
ATT&CK: 🔒

Physical: Partially
Local: Yes
Remote: No

Availability: 🔒
Status: Not defined

EPSS Score: 🔒
EPSS Percentile: 🔒

Price Prediction: 🔍
Current Price Estimation: 🔒

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Threat Intelligenceinfo

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

Countermeasuresinfo

Recommended: no mitigation known
Status: 🔍

0-Day Time: 🔒

Timelineinfo

04/27/2023 CVE reserved
05/15/2026 +1114 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-2023-31309 (🔒)
GCVE (CVE): GCVE-0-2023-31309
GCVE (VulDB): GCVE-100-364117

Entryinfo

Created: 05/15/2026 08:06
Changes: 05/15/2026 08:06 (63)
Complete: 🔍
Cache ID: 216::103

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