CVE-2021-26410
AMD Secure Processor Kernel Information Disclosure Vulnerability
Description
Improper syscall input validation in ASP (AMD Secure Processor) may force the kernel into reading syscall parameter values from its own memory space allowing an attacker to infer the contents of the kernel memory leading to potential information disclosure.
INFO
Published Date :
Feb. 10, 2026, 8:16 p.m.
Last Modified :
June 17, 2026, 3:43 a.m.
Remotely Exploit :
No
Source :
[email protected]
Affected Products
The following products are affected by CVE-2021-26410
vulnerability.
Even if cvefeed.io is aware of the exact versions of the
products
that
are
affected, the information is not represented in the table below.
No affected product recoded yet
CVSS Scores
| Score | Version | Severity | Vector | Exploitability Score | Impact Score | Source |
|---|---|---|---|---|---|---|
| CVSS | 134c704f-9b21-4f2e-91b3-4a467353bcc0 | |||||
| CVSS 4.0 | LOW | b58fc414-a1e4-4f92-9d70-1add41838648 | ||||
| CVSS 4.0 | LOW | [email protected] |
Solution
- Validate all syscall parameter inputs.
- Prevent kernel memory reads from attacker-controlled values.
- Apply vendor patches promptly.
- Consult security advisories for mitigation steps.
References to Advisories, Solutions, and Tools
Here, you will find a curated list of external links that provide in-depth
information, practical solutions, and valuable tools related to
CVE-2021-26410.
| URL | Resource |
|---|---|
| https://www.amd.com/en/resources/product-security/bulletin/AMD-SB-4013.html | |
| https://www.amd.com/en/resources/product-security/bulletin/AMD-SB-6024.html |
CWE - Common Weakness Enumeration
While CVE identifies
specific instances of vulnerabilities, CWE categorizes the common flaws or
weaknesses that can lead to vulnerabilities. CVE-2021-26410 is
associated with the following CWEs:
Common Attack Pattern Enumeration and Classification (CAPEC)
Common Attack Pattern Enumeration and Classification
(CAPEC)
stores attack patterns, which are descriptions of the common attributes and
approaches employed by adversaries to exploit the CVE-2021-26410
weaknesses.
We scan GitHub repositories to detect new proof-of-concept exploits. Following list is a collection of public exploits and proof-of-concepts, which have been published on GitHub (sorted by the most recently updated).
Results are limited to the first 15 repositories due to potential performance issues.
The following list is the news that have been mention
CVE-2021-26410 vulnerability anywhere in the article.
The following table lists the changes that have been made to the
CVE-2021-26410 vulnerability over time.
Vulnerability history details can be useful for understanding the evolution of a vulnerability, and for identifying the most recent changes that may impact the vulnerability's severity, exploitability, or other characteristics.
-
CVE Modified by [email protected]
Jun. 17, 2026
Action Type Old Value New Value Added Affected [{'vendor': 'AMD', 'product': 'AMD Ryzen™ 5000 Series Desktop Processors with Radeon™ Graphics', 'versions': [{'status': 'unaffected', 'version': 'ComboAM4v2 PI 1.2.0.5+ iGPU Driver Update'}], 'defaultStatus': 'affected'}, {'vendor': 'AMD', 'product': 'AMD Ryzen™ 4000 Series Mobile Processors with Radeon™ Graphics', 'versions': [{'status': 'unaffected', 'version': 'RenoirPI-FP6 1.0.0.8'}], 'defaultStatus': 'affected'}, {'vendor': 'AMD', 'product': 'AMD Ryzen™ 7030 Series Mobile Processors with Radeon™ Graphics', 'versions': [{'status': 'unaffected', 'version': 'CezannePI-FP6 1.0.0.8'}], 'defaultStatus': 'affected'}, {'vendor': 'AMD', 'product': 'AMD Ryzen™ 5000 Series Mobile Processors with Radeon™ Graphics', 'versions': [{'status': 'unaffected', 'version': 'CezannePI-FP6 1.0.0.8'}], 'defaultStatus': 'affected'}, {'vendor': 'AMD', 'product': 'AMD Ryzen™ 4000 Series Desktop Processors', 'versions': [{'status': 'unaffected', 'version': 'ComboAM4v2 PI 1.2.0.5'}], 'defaultStatus': 'affected'}, {'vendor': 'AMD', 'product': 'AMD Ryzen™ Embedded R1000 Series Processors', 'versions': [{'status': 'unaffected', 'version': 'EmbeddedPI-FP5_1.2.0.A'}], 'defaultStatus': 'affected'}, {'vendor': 'AMD', 'product': 'AMD Ryzen™ Embedded R2000 Series Processors', 'versions': [{'status': 'unaffected', 'version': 'EmbeddedR2KPI-FP5_1.0.0.2'}], 'defaultStatus': 'affected'}, {'vendor': 'AMD', 'product': 'AMD Ryzen™ Embedded V1000 Series Processors (formerly codenamed "Raven Ridge")', 'versions': [{'status': 'unaffected', 'version': 'EmbeddedPI-FP5_1.2.0.A'}], 'defaultStatus': 'affected'}, {'vendor': 'AMD', 'product': 'AMD Ryzen™ Embedded V1000 Series Processors (formerly codenamed "Picasso")', 'versions': [{'status': 'unaffected', 'version': 'EmbeddedPI-FP5_1.2.0.A'}], 'defaultStatus': 'affected'}, {'vendor': 'AMD', 'product': 'AMD Ryzen™ Embedded V2000 Series Processors', 'versions': [{'status': 'unaffected', 'version': 'EmbeddedPI-FP6_1.0.0.6'}], 'defaultStatus': 'affected'}, {'vendor': 'AMD', 'product': 'AMD Ryzen™ Embedded V3000 Series Processors', 'versions': [{'status': 'unaffected', 'version': 'EmbeddedPI-FP7r2_1.0.0.0'}], 'defaultStatus': 'affected'}, {'vendor': 'AMD', 'product': 'AMD Radeon™ RX 5000 Series Graphics Products', 'versions': [{'status': 'unaffected', 'version': 'AMD Software: Adrenalin Edition 25.6.1 (25.10.13.01), AMD Software: PRO Edition 25.Q2 (25.10.10), Radeon Software For Linux (25.10.1)'}], 'defaultStatus': 'affected'}, {'vendor': 'AMD', 'product': 'AMD Radeon™ PRO W5000 Series Graphics Products', 'versions': [{'status': 'unaffected', 'version': 'AMD Software: Adrenalin Edition 25.6.1 (25.10.13.01), AMD Software: PRO Edition 25.Q2 (25.10.10), Radeon Software For Linux (25.10.1)'}], 'defaultStatus': 'affected'}, {'vendor': 'AMD', 'product': 'AMD Radeon™ RX 6000 Series Graphics Products', 'versions': [{'status': 'unaffected', 'version': 'AMD Software: Adrenalin Edition 25.6.1 (25.10.13.01), AMD Software: PRO Edition 25.Q2 (25.10.10), Radeon Software For Linux (25.10.1)'}], 'defaultStatus': 'affected'}, {'vendor': 'AMD', 'product': 'AMD Radeon™ PRO W6000 Series Graphics Products', 'versions': [{'status': 'unaffected', 'version': 'AMD Software: Adrenalin Edition 25.6.1 (25.10.13.01), AMD Software: PRO Edition 25.Q2 (25.10.10), Radeon Software For Linux (25.10.1)'}], 'defaultStatus': 'affected'}, {'vendor': 'AMD', 'product': 'AMD Radeon™ PRO V520', 'versions': [{'status': 'unaffected', 'version': 'Contact your AMD Customer Engineering representative'}], 'defaultStatus': 'affected'}, {'vendor': 'AMD', 'product': 'AMD Radeon™ PRO V620', 'versions': [{'status': 'unaffected', 'version': 'Contact your AMD Customer Engineering representative'}], 'defaultStatus': 'affected'}] -
CVE Modified by 134c704f-9b21-4f2e-91b3-4a467353bcc0
Jun. 17, 2026
Action Type Old Value New Value Added SSVC {'id': 'CVE-2021-26410', 'role': 'CISA Coordinator', 'options': [{'exploitation': 'none'}, {'automatable': 'no'}, {'technicalImpact': 'partial'}], 'version': '2.0.3', 'timestamp': '2026-02-10T20:50:03.494468Z'} -
New CVE Received by [email protected]
Feb. 10, 2026
Action Type Old Value New Value Added Description Improper syscall input validation in ASP (AMD Secure Processor) may force the kernel into reading syscall parameter values from its own memory space allowing an attacker to infer the contents of the kernel memory leading to potential information disclosure. Added CVSS V4.0 AV:L/AC:H/AT:N/PR:H/UI:N/VC:L/VI:L/VA:N/SC:N/SI:N/SA:N/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X Added CWE CWE-822 Added Reference https://www.amd.com/en/resources/product-security/bulletin/AMD-SB-4013.html Added Reference https://www.amd.com/en/resources/product-security/bulletin/AMD-SB-6024.html