Improper Isolation of Shared Resources on System-on-a-Chip (SoC) (CWE-1189)
7.3
CVSS 4.0
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CVSS VectorNVD
CVSS:4.0/AV:L/AC:H/AT:N/PR:L/UI:N/VC:H/VI:H/VA:H/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
Attack Vector
Local
Attack Complexity
High
Privileges Required
Low
User Interaction
None
Scope
X
Lifecycle Timeline
1
CVE Published
May 15, 2026 - 03:06 nvd
UNKNOWN (no severity yet)
DescriptionNVD
Improper isolation of shared resources within the CPU operation cache on Zen 2-based products could allow an attacker to corrupt instructions executed at a different privilege level, potentially resulting in privilege escalation.
Analysis
Improper isolation of shared resources within the CPU operation cache on Zen 2-based products could allow an attacker to corrupt instructions executed at a different privilege level, potentially resulting in privilege escalation.
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External POC / Exploit Code
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EUVD-2025-209882
GHSA-wrmr-crjv-w33g