Vulnerability Monitor

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CVE-2021-26384


A malformed SMI (System Management Interface) command may allow an attacker to establish a corrupted SMI Trigger Info data structure, potentially leading to out-of-bounds memory reads and writes when triggering an SMI resulting in a potential loss of resources.


Security Impact Summary

This vulnerability carries a HIGH severity rating with a CVSS v3.1 score of 7.8, requiring local system access to exploit with relatively low complexity without requiring user interaction requiring only low-level privileges . The vulnerability impacts confidentiality (data exposure), integrity (unauthorized modifications), and availability (service disruption) for affected systems. Impacting 104 products from amd, from amd, from amd and 101 others, organizations running these solutions should prioritize assessment and patching.

Historical Context

Reported in 2022, this vulnerability emerged during an era marked by increased sophistication in supply chain attacks, cloud infrastructure vulnerabilities, and software-as-a-service (SaaS) security challenges. Security practices during this period emphasized zero-trust architectures, container security, and API protection.


Published

2022-07-14T20:15:08.293

Last Modified

2026-06-17T03:43:17.623

Status

Modified

Source

[email protected]

Severity

CVSSv3.1: 7.8 (HIGH)

Weaknesses
  • Type: Primary
    CWE-125
    CWE-787

Affected Vendors & Products
Type Vendor Product Version/Range Vulnerable?
Operating System amd ryzen_7_5700g_firmware < comboam4_v2_pi_1.2.0.6c Yes
Hardware amd ryzen_7_5700g - No
Operating System amd ryzen_7_5700ge_firmware < comboam4_v2_pi_1.2.0.6c Yes
Hardware amd ryzen_7_5700ge - No
Operating System amd ryzen_5_5600g_firmware < comboam4_v2_pi_1.2.0.6c Yes
Hardware amd ryzen_5_5600g - No
Operating System amd ryzen_5_5600ge_firmware < comboam4_v2_pi_1.2.0.6c Yes
Hardware amd ryzen_5_5600ge - No
Operating System amd ryzen_3_5300g_firmware < comboam4_v2_pi_1.2.0.6c Yes
Hardware amd ryzen_3_5300g - No
Operating System amd ryzen_3_5300ge_firmware < comboam4_v2_pi_1.2.0.6c Yes
Hardware amd ryzen_3_5300ge - No
Operating System amd ryzen_9_5980hx_firmware < cezannepi-fp6_1.0.0.9 Yes
Hardware amd ryzen_9_5980hx - No
Operating System amd ryzen_9_5980hs_firmware < cezannepi-fp6_1.0.0.9 Yes
Hardware amd ryzen_9_5980hs - No
Operating System amd ryzen_7_5825u_firmware < cezannepi-fp6_1.0.0.9 Yes
Hardware amd ryzen_7_5825u - No
Operating System amd ryzen_9_5900hx_firmware < cezannepi-fp6_1.0.0.9 Yes
Hardware amd ryzen_9_5900hx - No
Operating System amd ryzen_9_5900hs_firmware < cezannepi-fp6_1.0.0.9 Yes
Hardware amd ryzen_9_5900hs - No
Operating System amd ryzen_7_5825c_firmware < cezannepi-fp6_1.0.0.9 Yes
Hardware amd ryzen_7_5825c - No
Operating System amd ryzen_7_5800h_firmware < cezannepi-fp6_1.0.0.9 Yes
Hardware amd ryzen_7_5800h - No
Operating System amd ryzen_5_5625u_firmware < cezannepi-fp6_1.0.0.9 Yes
Hardware amd ryzen_5_5625u - No
Operating System amd ryzen_7_5800hs_firmware < cezannepi-fp6_1.0.0.9 Yes
Hardware amd ryzen_7_5800hs - No
Operating System amd ryzen_5_5625c_firmware < cezannepi-fp6_1.0.0.9 Yes
Hardware amd ryzen_5_5625c - No
Operating System amd ryzen_5_5600h_firmware < cezannepi-fp6_1.0.0.9 Yes
Hardware amd ryzen_5_5600h - No
Operating System amd ryzen_5_5600hs_firmware < cezannepi-fp6_1.0.0.9 Yes
Hardware amd ryzen_5_5600hs - No
Operating System amd ryzen_7_5800u_firmware < cezannepi-fp6_1.0.0.9 Yes
Hardware amd ryzen_7_5800u - No
Operating System amd ryzen_5_5600u_firmware < cezannepi-fp6_1.0.0.9 Yes
Hardware amd ryzen_5_5600u - No
Operating System amd ryzen_5_5560u_firmware < cezannepi-fp6_1.0.0.9 Yes
Hardware amd ryzen_5_5560u - No
Operating System amd ryzen_3_5425u_firmware < cezannepi-fp6_1.0.0.9 Yes
Hardware amd ryzen_3_5425u - No
Operating System amd ryzen_3_5425c_firmware < cezannepi-fp6_1.0.0.9 Yes
Hardware amd ryzen_3_5425c - No
Operating System amd ryzen_3_5400u_firmware < cezannepi-fp6_1.0.0.9 Yes
Hardware amd ryzen_3_5400u - No
Operating System amd ryzen_3_5125c_firmware < cezannepi-fp6_1.0.0.9 Yes
Hardware amd ryzen_3_5125c - No
Operating System amd athlon_silver_3050u_firmware - Yes
Hardware amd athlon_silver_3050u - No
Operating System amd athlon_gold_3150u_firmware - Yes
Hardware amd athlon_gold_3150u - No
Operating System amd ryzen_3_3200u_firmware - Yes
Hardware amd ryzen_3_3200u - No
Operating System amd ryzen_3_3250u_firmware - Yes
Hardware amd ryzen_3_3250u - No
Operating System amd ryzen_3_3300u_firmware - Yes
Hardware amd ryzen_3_3300u - No
Operating System amd ryzen_3_3350u_firmware - Yes
Hardware amd ryzen_3_3350u - No
Operating System amd ryzen_3_3450u_firmware - Yes
Hardware amd ryzen_3_3450u - No
Operating System amd ryzen_3_3500u_firmware - Yes
Hardware amd ryzen_3_3500u - No
Operating System amd ryzen_3_3500c_firmware - Yes
Hardware amd ryzen_3_3500c - No
Operating System amd ryzen_3_3550h_firmware - Yes
Hardware amd ryzen_3_3550h - No
Operating System amd ryzen_3_3580u_firmware - Yes
Hardware amd ryzen_3_3580u - No
Operating System amd ryzen_3_3700u_firmware - Yes
Hardware amd ryzen_3_3700u - No
Operating System amd ryzen_3_3700c_firmware - Yes
Hardware amd ryzen_3_3700c - No
Operating System amd ryzen_3_3750h_firmware - Yes
Hardware amd ryzen_3_3750h - No
Operating System amd ryzen_3_3780u_firmware - Yes
Hardware amd ryzen_3_3780u - No
Operating System amd ryzen_3_2200u_firmware < comboam4v2_pi_1.2.0.6c Yes
Hardware amd ryzen_3_2200u - No
Operating System amd ryzen_3_2300u_firmware < comboam4v2_pi_1.2.0.6c Yes
Hardware amd ryzen_3_2300u - No
Operating System amd ryzen_5_2500u_firmware < comboam4v2_pi_1.2.0.6c Yes
Hardware amd ryzen_5_2500u - No
Operating System amd ryzen_5_2600_firmware < comboam4v2_pi_1.2.0.6c Yes
Hardware amd ryzen_5_2600 - No
Operating System amd ryzen_5_2600h_firmware < comboam4v2_pi_1.2.0.6c Yes
Hardware amd ryzen_5_2600h - No
Operating System amd ryzen_5_2600x_firmware < comboam4v2_pi_1.2.0.6c Yes
Hardware amd ryzen_5_2600x - No
Operating System amd ryzen_5_2700_firmware < comboam4v2_pi_1.2.0.6c Yes
Hardware amd ryzen_5_2700 - No
Operating System amd ryzen_5_2700x_firmware < comboam4v2_pi_1.2.0.6c Yes
Hardware amd ryzen_5_2700x - No
Operating System amd ryzen_7_2700_firmware < comboam4v2_pi_1.2.0.6c Yes
Hardware amd ryzen_7_2700 - No
Operating System amd ryzen_7_2700u_firmware < comboam4v2_pi_1.2.0.6c Yes
Hardware amd ryzen_7_2700u - No
Operating System amd ryzen_7_2700x_firmware < comboam4v2_pi_1.2.0.6c Yes
Hardware amd ryzen_7_2700x - No
Operating System amd ryzen_7_2800h_firmware < comboam4v2_pi_1.2.0.6c Yes
Hardware amd ryzen_7_2800h - No

References

How SecUtils Interprets This CVE

SecUtils normalizes and enriches National Vulnerability Database (NVD) records by standardizing vendor and product identifiers, aggregating vulnerability metadata from both NVD and MITRE sources, and providing structured context for security teams. For amd's affected products, we extract Common Platform Enumeration (CPE) data, Common Weakness Enumeration (CWE) classifications, CVSS severity metrics, and reference data to enable rapid vulnerability prioritization and asset correlation. This record contains no exploit code, proof-of-concept instructions, or attack methodologies—only defensive intelligence necessary for patch management, risk assessment, and security operations.