VDB-322996 · CVE-2023-31322 · EUVD-2023-35633

AMD Radeon RX 7000 Graphics Products Shared Memory Page type confusion

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.
7.0	$0-$5k	0.00

Summaryinfo

A vulnerability, which was classified as problematic, was found in AMD Radeon RX 7000 Graphics Products and - Radeon PRO W7000 Graphics Products. This vulnerability affects unknown code of the component Shared Memory Page Handler. Executing a manipulation can lead to type confusion. This vulnerability is handled as CVE-2023-31322. It is possible to launch the attack on the local host. There is not any exploit available.

Detailsinfo

A vulnerability has been found in AMD Radeon RX 7000 Graphics Products and - Radeon PRO W7000 Graphics Products (affected version not known) and classified as problematic. This vulnerability affects some unknown functionality of the component Shared Memory Page Handler. The manipulation with an unknown input leads to a type confusion vulnerability. The CWE definition for the vulnerability is CWE-843. The product allocates or initializes a resource such as a pointer, object, or variable using one type, but it later accesses that resource using a type that is incompatible with the original type. As an impact it is known to affect confidentiality, integrity, and availability. CVE summarizes:

Type confusion in the ASP could allow an attacker to pass a malformed argument to the Reliability, Availability, and Serviceability trusted application (RAS TA) potentially leading to a read or write to shared memory resulting in loss of confidentiality, integrity, or availability.

The advisory is shared for download at amd.com. This vulnerability was named CVE-2023-31322 since 04/27/2023. The exploitation appears to be easy. The attack needs to be approached locally. There are neither technical details nor an exploit publicly available.

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

The vulnerability is also documented in the vulnerability database at EUVD (EUVD-2023-35633). Once again VulDB remains the best source for vulnerability data.

Productinfo

Vendor

Name

License

commercial

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔒
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 7.0
VulDB Meta Temp Score: 7.0

VulDB Base Score: 5.3
VulDB Temp Score: 5.3
VulDB Vector: 🔒
VulDB Reliability: 🔍

CNA Base Score: 8.7
CNA Vector (AMD): 🔒

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: Type confusion
CWE: CWE-843
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: no mitigation known
Status: 🔍

0-Day Time: 🔒

Timelineinfo

04/27/2023 CVE reserved
09/06/2025 +863 days Advisory disclosed
09/06/2025 +0 days VulDB entry created
09/06/2025 +0 days VulDB entry last update

Sourcesinfo

Advisory: amd.com
Status: Confirmed

CVE: CVE-2023-31322 (🔒)
GCVE (CVE): GCVE-0-2023-31322
GCVE (VulDB): GCVE-100-322996
EUVD: 🔒

Entryinfo

Created: 09/06/2025 20:00
Updated: 09/06/2025 22:29
Changes: 09/06/2025 20:00 (60), 09/06/2025 22:29 (1)
Complete: 🔍
Cache ID: 216::103