Vulnerability Monitor

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CVE-2021-26367


A malicious attacker in x86 can misconfigure the Trusted Memory Regions (TMRs), which may allow the attacker to set an arbitrary address range for the TMR, potentially leading to a loss of integrity and availability.


Security Impact Summary

This vulnerability carries a MEDIUM severity rating with a CVSS v3.1 score of 5.7, requiring local system access to exploit but requires specific conditions to be met without requiring user interaction . The vulnerability impacts integrity (unauthorized modifications), and availability (service disruption) for affected systems. Impacting 102 products from amd, from amd, from amd and 99 others, organizations running these solutions should prioritize assessment and patching.

Historical Context

Reported in 2024, 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

2024-08-13T17:15:17.360

Last Modified

2024-12-12T20:41:56.120

Status

Analyzed

Source

[email protected]

Severity

CVSSv3.1: 5.7 (MEDIUM)

Weaknesses
  • Type: Primary
    NVD-CWE-noinfo

Affected Vendors & Products
Type Vendor Product Version/Range Vulnerable?
Application amd radeon_software < 23.12.1 Yes
Hardware amd radeon_rx_6300m - No
Hardware amd radeon_rx_6400 - No
Hardware amd radeon_rx_6450m - No
Hardware amd radeon_rx_6500_xt - No
Hardware amd radeon_rx_6500m - No
Hardware amd radeon_rx_6550m - No
Hardware amd radeon_rx_6550s - No
Hardware amd radeon_rx_6600 - No
Hardware amd radeon_rx_6600_xt - No
Hardware amd radeon_rx_6600m - No
Hardware amd radeon_rx_6600s - No
Hardware amd radeon_rx_6650_xt - No
Hardware amd radeon_rx_6650m - No
Hardware amd radeon_rx_6650m_xt - No
Hardware amd radeon_rx_6700 - No
Hardware amd radeon_rx_6700_xt - No
Hardware amd radeon_rx_6700m - No
Hardware amd radeon_rx_6700s - No
Hardware amd radeon_rx_6750_gre - No
Hardware amd radeon_rx_6750_xt - No
Hardware amd radeon_rx_6800 - No
Hardware amd radeon_rx_6800_xt - No
Hardware amd radeon_rx_6800m - No
Hardware amd radeon_rx_6800s - No
Hardware amd radeon_rx_6850m_xt - No
Hardware amd radeon_rx_6900_xt - No
Hardware amd radeon_rx_6950_xt - No
Application amd radeon_software ≤ 23.q4 Yes
Hardware amd radeon_pro_w6300 - No
Hardware amd radeon_pro_w6400 - No
Hardware amd radeon_pro_w6600 - No
Hardware amd radeon_pro_w6800 - No
Operating System amd ryzen_9_5980hx_firmware < cezannepi-fp6_1.0.0.6 Yes
Hardware amd ryzen_9_5980hx - No
Operating System amd ryzen_3_3300u_firmware < picassopi-fp5_1.0.0.e Yes
Hardware amd ryzen_3_3300u - No
Operating System amd ryzen_3_3350u_firmware < picassopi-fp5_1.0.0.e Yes
Hardware amd ryzen_3_3350u - No
Operating System amd ryzen_5_3450u_firmware < picassopi-fp5_1.0.0.e Yes
Hardware amd ryzen_5_3450u - No
Operating System amd ryzen_5_3500u_firmware < picassopi-fp5_1.0.0.e Yes
Hardware amd ryzen_5_3500u - No
Operating System amd ryzen_5_3500c_firmware < picassopi-fp5_1.0.0.e Yes
Hardware amd ryzen_5_3500c - No
Operating System amd ryzen_5_3550h_firmware < picassopi-fp5_1.0.0.e Yes
Hardware amd ryzen_5_3550h - No
Operating System amd ryzen_5_3580u_firmware < picassopi-fp5_1.0.0.e Yes
Hardware amd ryzen_5_3580u - No
Operating System amd ryzen_7_3700u_firmware < picassopi-fp5_1.0.0.e Yes
Hardware amd ryzen_7_3700u - No
Operating System amd ryzen_7_3700c_firmware < picassopi-fp5_1.0.0.e Yes
Hardware amd ryzen_7_3700c - No
Operating System amd ryzen_7_3750h_firmware < picassopi-fp5_1.0.0.e Yes
Hardware amd ryzen_7_3750h - No
Operating System amd ryzen_7_3780u_firmware < picassopi-fp5_1.0.0.e Yes
Hardware amd ryzen_7_3780u - No
Operating System amd athlon_gold_3150c_firmware < picassopi-fp5_1.0.0.e Yes
Hardware amd athlon_gold_3150c - No
Operating System amd athlon_gold_3150u_firmware < picassopi-fp5_1.0.0.e Yes
Hardware amd athlon_gold_3150u - No
Operating System amd athlon_pro_3145b_firmware < picassopi-fp5_1.0.0.e Yes
Hardware amd athlon_pro_3145b - No
Operating System amd athlon_silver_3050c_firmware < picassopi-fp5_1.0.0.e Yes
Hardware amd athlon_silver_3050c - No
Operating System amd athlon_silver_3050u_firmware < picassopi-fp5_1.0.0.e Yes
Hardware amd athlon_silver_3050u - No
Operating System amd athlon_pro_3045b_firmware < picassopi-fp5_1.0.0.e Yes
Hardware amd athlon_pro_3045b - No
Operating System amd athlon_silver_3050e_firmware < picassopi-fp5_1.0.0.e Yes
Hardware amd athlon_silver_3050e - No
Operating System amd athlon_gold_pro_3150g_firmware < comboam4pi_1.0.0.9 Yes
Hardware amd athlon_gold_pro_3150g - No
Operating System amd athlon_gold_3150g_firmware < comboam4pi_1.0.0.9 Yes
Hardware amd athlon_gold_3150g - No
Operating System amd athlon_gold_pro_3150ge_firmware < comboam4pi_1.0.0.9 Yes
Hardware amd athlon_gold_pro_3150ge - No
Operating System amd athlon_pro_300ge_firmware < comboam4pi_1.0.0.9 Yes
Hardware amd athlon_pro_300ge - No
Operating System amd ryzen_3_4300ge_firmware < comboam4v2_pi_1.2.0.5 Yes
Hardware amd ryzen_3_4300ge - No
Operating System amd ryzen_5_4600ge_firmware < comboam4v2_pi_1.2.0.5 Yes
Hardware amd ryzen_5_4600ge - No
Operating System amd ryzen_7_4700ge_firmware < comboam4v2_pi_1.2.0.5 Yes
Hardware amd ryzen_7_4700ge - No
Operating System amd ryzen_3_4300g_firmware < comboam4v2_pi_1.2.0.5 Yes
Hardware amd ryzen_3_4300g - No
Operating System amd ryzen_5_4600g_firmware < comboam4v2_pi_1.2.0.5 Yes
Hardware amd ryzen_5_4600g - No
Operating System amd ryzen_7_4700g_firmware < comboam4v2_pi_1.2.0.5 Yes
Hardware amd ryzen_7_4700g - No
Operating System amd ryzen_3_5300ge_firmware < comboam4v2_pi_1.2.0.5 Yes
Hardware amd ryzen_3_5300ge - No
Operating System amd ryzen_3_5300g_firmware < comboam4v2_pi_1.2.0.5 Yes
Hardware amd ryzen_3_5300g - No
Operating System amd ryzen_5_5600ge_firmware < comboam4v2_pi_1.2.0.5 Yes
Hardware amd ryzen_5_5600ge - No
Operating System amd ryzen_5_5600g_firmware < comboam4v2_pi_1.2.0.5 Yes
Hardware amd ryzen_5_5600g - No
Operating System amd ryzen_7_5700ge_firmware < comboam4v2_pi_1.2.0.5 Yes
Hardware amd ryzen_7_5700ge - No
Operating System amd ryzen_7_5700g_firmware < comboam4v2_pi_1.2.0.5 Yes
Hardware amd ryzen_7_5700g - 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.