StackWarp is a newly disclosed vulnerability affecting certain AMD CPUs, uncovered by CISPA researchers.
StackWarp is a vulnerability tracked across 2 threat clusters and 5 intelligence report mentions on ThreatCluster. First observed January 15, 2026; most recent activity January 25, 2026.
StackWarp is a newly disclosed vulnerability affecting certain AMD CPUs, uncovered by CISPA researchers. It appears to involve virtualization-related stack handling and could enable VM-level vulnerabilities, increasing risk for guest VMs and host systems on affected AMD hardware.
The StackWarp vulnerability (CVE-2025-29943) affects AMD Zen 1–5 processors utilizing Secure Encrypted Virtualization – Secure Nested Paging (SEV-SNP). This critical hardware flaw allows a privileged attacker to…
Researchers from the CISPA Helmholtz Center for Information Security have identified a vulnerability named StackWarp in AMD CPUs, affecting generations from Zen-1 to Zen-5. This flaw compromises the integrity of…
StackWarp is a newly disclosed vulnerability affecting certain AMD CPUs, uncovered by CISPA researchers.
The most recent intelligence report mentioning StackWarp on ThreatCluster is dated January 25, 2026. Activity was first observed January 15, 2026, giving a tracked span from then to January 25, 2026.
Across ThreatCluster reporting, StackWarp most frequently co-occurs with Zero-day Exploit, AMD, Cispa, Germany, CVE-2025-29943, among 12 tracked related entities.
The most significant recent cluster is “Critical SEV-SNP Vulnerability in AMD Zen 1 Processors Identified” (1 article · Updated January 25, 2026). StackWarp appears across 2 threat clusters in total, listed above with sources.
StackWarp appears in 5 intelligence report mentions across 2 deduplicated threat clusters, aggregated from 17,000+ monitored sources.