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Vulnerability record · CVE-2026-43606 · published 11 August 2026

CVE-2026-43606: Observable Timing Discrepancy in the AMD Vitis Libraries ECDSA secp256k1 component could allow attackers with …

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.

8.5 CVSS 4.0 High EPSS 0.16% · top 95.7% CWE-208 · CWE-208 Awaiting Analysis
8.5CVSS 4.0 base score
0.16%EPSS exploitation probability, 30 days
NoNot in CISA KEV
0Affected product versions listed by NVD
1References
12 Aug 2026Last modified by NVD

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.

CVSS:4.0/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:

References

LinkTags
https://www.amd.com/en/resources/product-security/bulletin/AMD-SB-8015.html

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Source: NIST National Vulnerability Database (record CVE-2026-43606), CISA KEV, FIRST EPSS (scores of 2026-09-26). This page is refreshed as NVD updates the record.