CVE-2026-43606
AMD Vitis Libraries ECDSA Timing Side-Channel Vulnerability
Description
Observable Timing Discrepancy in the AMD Vitis Libraries ECDSA secp256k1 component could allow attackers with local access to potentially perform timing analysis or electromagnetic emanation attacks, resulting in high confidentiality and integrity impact due to the exposure of private cryptographic keys.
INFO
Published Date :
Aug. 11, 2026, 5:17 p.m.
Last Modified :
Aug. 11, 2026, 5:17 p.m.
Remotely Exploit :
No
Source :
[email protected]
Affected Products
The following products are affected by CVE-2026-43606
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 4.0 | HIGH | b58fc414-a1e4-4f92-9d70-1add41838648 | ||||
| CVSS 4.0 | HIGH | [email protected] |
Solution
- Update AMD Vitis libraries to the latest version.
- Review AMD security advisories for patches.
- Implement side-channel resistant cryptographic algorithms.
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-2026-43606.
| URL | Resource |
|---|---|
| https://www.amd.com/en/resources/product-security/bulletin/AMD-SB-8015.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-2026-43606 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-2026-43606
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-2026-43606 vulnerability anywhere in the article.
The following table lists the changes that have been made to the
CVE-2026-43606 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.
-
New CVE Received by [email protected]
Aug. 11, 2026
Action Type Old Value New Value Added Affected [{'vendor': 'AMD', 'product': 'Vitis™ Libraries - Security Module', 'versions': [{'status': 'unaffected', 'version': '2026.1'}], 'defaultStatus': 'affected'}, {'vendor': 'AMD', 'product': 'Vitis™ Unified Installer for FPGAs & Adaptive SoCs in Windows', 'versions': [{'status': 'unaffected', 'version': '2026.1'}], 'defaultStatus': 'affected'}] Added Description Observable Timing Discrepancy in the AMD Vitis Libraries ECDSA secp256k1 component could allow attackers with local access to potentially perform timing analysis or electromagnetic emanation attacks, resulting in high confidentiality and integrity impact due to the exposure of private cryptographic keys. Added CVSS V4.0 AV:L/AC:L/AT:N/PR:N/UI:N/VC:H/VI:H/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-208 Added Reference https://www.amd.com/en/resources/product-security/bulletin/AMD-SB-8015.html