What’s Vulnerable › Vulnerabilities

CVE-2023-31339

• Severity: medium (CVSS 5.8 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: 2024-08-13 · updated 2026-06-17
• Weakness: CWE-20

Description

Improper input validation in ARM® Trusted Firmware used in AMD’s Zynq™ UltraScale+™) MPSoC/RFSoC may allow a privileged attacker to perform out of bound reads, potentially resulting in data leakage and denial of service.

Affected products

• AMD Trusted Firmware-A: before 2023.2 — fixed in 2023.2
• TrustedFirmware Trusted Firmware-A: before 2.10.1 — fixed in 2.10.1

How to fix

Upgrade to a fixed version: AMD Trusted Firmware-A 2023.2; TrustedFirmware Trusted Firmware-A 2.10.1. Check the vendor advisory for mitigations.

References

• https://www.amd.com/en/resources/product-security/bulletin/amd-sb-8002

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