CVE-2026-43606 Information disclosure in Vitis™ Libraries - Security Module
Local attackers can exploit timing discrepancies in the ECDSA component to extract private keys, compromising confidentiality and integrity.
- Exploited in the wild
- Not known
- Login needed
- Not needed
- Attackable
- Local or same network only
- Victim action needed
- Not needed
- Fix
- None listed
What is CVE-2026-43606?
CVE-2026-43606 is a high-severity vulnerability in AMD Vitis™ Libraries - Security Module, published on 11 Aug 2026. It can only be exploited from the same machine or local network, with no action from the victim.
Official 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.
Weakness: CWE-208
Which versions are affected by CVE-2026-43606?
How do I fix CVE-2026-43606?
No fix has been published for CVE-2026-43606 yet. Limit exposure of the affected software until one is available.
Is CVE-2026-43606 being exploited?
There is no known exploitation of CVE-2026-43606 in the wild and no public exploit code.
Sources
Also known as GHSA-cx8r-g3c8-jcfg.