What’s Vulnerable › Vulnerabilities

CVE-2021-46748

• Severity: medium (CVSS 5.5 v3.1)
• Exploited in the wild: not listed in CISA KEV
• EPSS: 0.2% probability of exploitation in the next 30 days
• Public exploit or detection template: none known
• Published: 2023-11-14 · updated 2026-06-17
• Weakness: CWE-119

Description

Insufficient bounds checking in the ASP (AMD Secure Processor) may allow an attacker to access memory outside the bounds of what is permissible to a TA (Trusted Application) resulting in a potential denial of service.

Affected products

• AMD Radeon Pro Vega 56 Firmware: all versions
• AMD Radeon Pro Vega 64 Firmware: all versions
• AMD Radeon Rx Vega 56 Firmware: all versions
• AMD Radeon Rx Vega 64 Firmware: all versions
• AMD Radeon Software: before 23.7.1; before 23.q3 — fixed in 23.7.1, 23.q3
• Intel Radeon Rx Vega M Firmware: before 23.10.01.46 — fixed in 23.10.01.46

How to fix

Upgrade to a fixed version: AMD Radeon Software 23.7.1, 23.q3; Intel Radeon Rx Vega M Firmware 23.10.01.46. Check the vendor advisory for mitigations.

References

• https://www.amd.com/en/corporate/product-security/bulletin/AMD-SB-6003
• https://www.intel.com/content/www/us/en/security-center/advisory/intel-sa-00971.html
• https://www.amd.com/en/corporate/product-security/bulletin/AMD-SB-6003
• https://www.intel.com/content/www/us/en/security-center/advisory/intel-sa-00971.html

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