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Vulnerability CVE-2021-26318
Published: 2021-10-13
| 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. |
Type:
CWE-203 (Information Exposure Through Discrepancy)
CVSS2 => (AV:L/AC:M/Au:N/C:P/I:N/A:N)
| CVSS Base Score |
Impact Subscore |
Exploitability Subscore |
1.9/10 |
2.9/10 |
3.4/10 |
| Exploit range |
Attack complexity |
Authentication |
Local |
Medium |
No required |
| Confidentiality impact |
Integrity impact |
Availability impact |
Partial |
None |
None |
References: |
https://www.amd.com/en/corporate/product-security/bulletin/amd-sb-1017
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