CVE-2021-26318: Side-channels Related to the x86 PREFETCH Instruction
AMD · All supported processors
Vendor fix available · Affected: AMD All supported processors · Exploitation: unlikely (under 1%)
Not in CyberSIXT coverage yet: no article names this CVE. This page shows the public record.
Higher than 26% of scored CVEs
Not scored yet. The CVE record carries no CVSS score.
DescriptionCVE.org
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.
Affected products1
From the CVE record. A product or version that is not listed is unknown, not unaffected.
- AMD · All supported processorsbefore undefined
On the Atlas
Every published CVE is on the CyberSIXT Atlas, grouped by weakness, vendor and month.
- Exploitation
- Unlikely (under 1%). EPSS under 1%, or no score yet.
- CISA KEV
- Not listed
- Public check
- No public nuclei template
- Vendor
- AMD
- Published
- October 2021
CoverageNo articles yet
No CyberSIXT article names CVE-2021-26318 yet, so there is no coverage timeline, action brief or change log for it. Everything on this page comes from the public CVE record, CISA KEV, EPSS and the nuclei template index. Search the archive or see the CVEs in the news.