CVE-2025-25176
Exfiltration of secure-workload register values via non-secure scheduling
Is CVE-2025-25176 being exploited?
Not confirmed. CVE-2025-25176 does not appear in CISA's Known Exploited Vulnerabilities catalog, which records only exploitation that has been observed and reported publicly. That is evidence of absence of a report, not evidence the flaw is unattacked. EPSS currently estimates a 0.35% probability of exploitation in the next 30 days.
How severe is CVE-2025-25176?
CVE-2025-25176 is rated Critical with a CVSS score of 9.1. Severity describes how bad exploitation would be, not how likely it is: pair it with exploitation evidence before deciding what to patch first.
Is there a patch for CVE-2025-25176?
Yes. A fix has been recorded for CVE-2025-25176. The vendor advisory is the authority on the exact fixed version — apply it from there rather than from a summary.
What does CVE-2025-25176 affect?
CVE-2025-25176 affects Unspecified platforms with secure workloads. Confirm the exact affected versions against the vendor advisory before deciding you are exposed.
What should I do about CVE-2025-25176?
Monitor for activity; plan patch deployment when available
Exploitation status reflects CISA's KEV catalog as we last synced it. Check the catalog directly.
Exfiltration of intermediate register values from secure workloads through non-secure scheduling; data leakage risk.
Patch when possible
- affected1.15 RTM
- affected1.17 RTM
- affected1.18 RTM
- affected>= 23.2 RTM and <= 25.2 RTM
As published in the CVE Program record. A version outside these ranges is not a statement that it is unaffected — vendors sometimes understate a range, and distribution-backported builds carry upstream numbers that do not reflect what was patched into them.