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An observable timing discrepancy in the ASP could allow a privileged attacker to perform a brute-force attack against the hash message authentication code, allowing the input of an arbitrary message, potentially leading to a loss of data integrity.

AMD EPYC™ 4004 · AMD EPYC™ 4005 · AMD Ryzen™ 6000 Series Processors with Radeon™ Graphics · AMD Ryzen™ 7040 Series Mobile Processors with Radeon™ Graphics

Improper input validation in the System Management Mode (SMM) communications buffer could allow a privileged attacker to perform an out of bounds read or write to a limited section of the Top of Memory Segment (TSEG) memory region, potentially resulting in loss of confidentiality or integrity.

AMD Ryzen™ 4000 Series Mobile Processors with Radeon™ Graphics · AMD Ryzen™ 7035 Series Processors with Radeon™ Graphics · AMD Athlon™ 3000 Series Mobile Processors with Radeon™ Graphics · AMD Ryzen™ 7040 Series Mobile Processors with Radeon™ Graphics

Insecure default configuration state of DDR5 memory module by AGESA Bootloader Firmware could allow an attacker with local user privilege to abuse the unprotected PMIC interface to create a permanent denial of service condition or affect the integrity of the memory module.

AMD Ryzen™ Al Max+ · AMD Ryzen™ AI 300 Series Processors · AMD Ryzen™ 7040 Series Mobile Processors with Radeon™ Graphics · AMD Ryzen™ 8000 Series Desktop Processors

An out-of-bounds read in power management firmware by a malicious local attacker with low privileges could potentially lead to a partial loss of confidentiality and availability.

AMD Ryzen™ 7040 Series Mobile Processors with Radeon™ Graphics · AMD Ryzen™ 8000 Series Desktop Processors · AMD Ryzen™ 8040 Series Mobile Processors with Radeon™ Graphics · AMD Ryzen™ Embedded 8000 Series Processors

Improper access control between the Joint Test Action Group (JTAG) and Advanced Extensible Interface (AXI) could allow an attacker with physical access to read or overwrite the contents of cross-chip debug (XCD) registers potentially resulting in loss of data integrity or confidentiality.

AMD Ryzen™ 7040 Series Mobile Processors with Radeon™ Graphics · AMD Ryzen™ 7045 Series Mobile Processors with Radeon™ Graphics · AMD Ryzen™ 7000 Series Desktop Processors · AMD Ryzen™ 9000HX Series Processors

A System Management Mode (SMM) handler could perform a callout to code located in non-SMM/untrusted memory. A highly privileged attacker could, with active user interaction and under high complexity and present preconditions, trigger execution of attacker-controlled code in SMM, potentially compromising the system’s confidentiality, integrity, and availability.

AMD Ryzen™ 4000 Series Mobile Processors with Radeon™ Graphics (formerly codenamed "Renoir") · AMD Ryzen™ 7035 Series Processors with Radeon™ Graphics (formerly codenamed "Rembrandt R") · AMD Athlon™ 3000 Series Mobile Processors with Radeon™ Graphics (formerly codenamed "Picasso") · AMD Ryzen™ 7040 Series Mobile Processors with Radeon™ Graphics (formerly codenamed "Phoenix")

Improper input validation in the AMD Secure Processor (ASP) PCI driver could allow a local attacker to trigger a Use-After-Free (UAF) condition, potentially resulting in a loss of platform integrity or crash.

AMD EPYC™ 4004 · AMD EPYC™ 4005 · AMD Ryzen™ 6000 Series Processors with Radeon™ Graphics · AMD Ryzen™ 7040 Series Mobile Processors with Radeon™ Graphics

Improper input validation in the AMD OverDrive (AOD) System Management Mode (SMM) module could allow a privileged attacker to perform an out-of-bounds read, potentially resulting in loss of confidentiality.

AMD Ryzen™ 4000 Series Mobile Processors with Radeon™ Graphics · AMD Ryzen™ 7035 Series Processors with Radeon™ Graphics · AMD Athlon™ 3000 Series Mobile Processors with Radeon™ Graphics · AMD Ryzen™ 7040 Series Mobile Processors with Radeon™ Graphics

Improper privilege management in the KVM key download component could allow an attacker to swap tokens and download sensitive keys, potentially resulting in unauthorized access to privileged resources and loss of confidentiality.

AMD Ryzen™ 4000 Series Mobile Processors with Radeon™ Graphics · AMD Ryzen™ 7035 Series Processors with Radeon™ Graphics · AMD Athlon™ 3000 Series Mobile Processors with Radeon™ Graphics · AMD Ryzen™ 7040 Series Mobile Processors with Radeon™ Graphics

Missing authentication in the KVM key download endpoint could allow an unauthenticated attacker with knowledge of the exposed URL to retrieve sensitive keys, potentially leading to loss of confidentiality.

AMD EPYC™ Series 9004 Processors · AMD EPYC™Series 4004 Processors · AMD EPYC™ 8004 Series Processors · AMD Instinct™ MI300A Series Processors

Improper enforcement of the LFENCE serialization property may allow an attacker to bypass speculation barriers and potentially disclose sensitive information, potentially resulting in loss of confidentiality.