CVE-2021-26318

CVE-2021-26318: Side-channels Related to the x86 PREFETCH Instruction

Vendor Amd

Product All supported processors

Weakness CWE-208

Published October 13, 2021

Last update September 16, 2024

View on NVD All CVEs

CVSS base score

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What the vulnerability does

01Description

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.

Key dates

02Disclosure timeline

October 13, 2021 CVE published

September 16, 2024 Record updated

External resources

03References

NVD — National Vulnerability Database https://nvd.nist.gov/vuln/detail/CVE-2021-26318 CWE — Common Weakness Enumeration https://cwe.mitre.org/data/definitions/208.html

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04Related CVE

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