CVE-2021-26318
Description
A timing and power-based side channel attack leveraging the x86 PREFETCH instructions on some AMD CPUs could potentially result in leaked kernel address space information.
Related CPE's
CvssV3 impact
BaseSeverity | MEDIUM |
ConfidentialityImpact | HIGH |
AttackComplexity | HIGH |
Scope | UNCHANGED |
AttackVector | LOCAL |
AvailabilityImpact | NONE |
IntegrityImpact | NONE |
PrivilegesRequired | LOW |
BaseScore | 4.7 |
VectorString | CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:U/C:H/I:N/A:N |
Version | 3.1 |
UserInteraction | NONE |
CvssV2 impact
AccessComplexity | MEDIUM |
ConfidentialityImpact | PARTIAL |
AvailabilityImpact | NONE |
IntegrityImpact | NONE |
BaseScore | 1.9 |
VectorString | AV:L/AC:M/Au:N/C:P/I:N/A:N |
Version | 2.0 |
AccessVector | LOCAL |
Authentication | NONE |