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CVE-2021-263567.4HighCWE-367

CVE-2021-26356: AMD Ryzen™ 3000 Series Desktop Processors “Matisse” AM4 vulnerability

AMD · Ryzen™ 3000 Series Desktop Processors “Matisse” AM4

Vendor fix available · Affected: AMD Ryzen™ 3000 Series Desktop Processors “Matisse” AM4 · Exploitation: unlikely (under 1%)

Not in CyberSIXT coverage yet: no article names this CVE. This page shows the public record.

0.4%probability of exploitation in the next 30 days
34th percentile
050100

Higher than 34% of scored CVEs

7.4HighCVSS 3.1
LowHigh

DescriptionCVE.org

A TOCTOU in ASP bootloader may allow an attacker to tamper with the SPI ROM following data read to memory potentially resulting in S3 data corruption and information disclosure.

Affected products8

From the CVE record. A product or version that is not listed is unknown, not unaffected.

  • AMD · Ryzen™ 3000 Series Desktop Processors “Matisse” AM4various
  • AMD · AMD Ryzen™ 5000 Series Desktop Processors “Vermeer” AM4various
  • AMD · 3rd Gen AMD Ryzen™ Threadripper™ Processors “Castle Peak” HEDTvarious
  • AMD · Ryzen™ Threadripper™ PRO Processors “Castle Peak” WSvarious
  • AMD · Ryzen™ Threadripper™ PRO Processors “Chagall” WSvarious
  • AMD · 1st Gen AMD EPYC™ Processorsvarious
  • AMD · 2nd Gen AMD EPYC™ Processorsvarious
  • AMD · 3rd Gen AMD EPYC™ Processorsvarious

On the Atlas

Every published CVE is on the CyberSIXT Atlas, grouped by weakness, vendor and month.

Open the Atlas
Exploitation
Unlikely (under 1%). EPSS under 1%, or no score yet.
CISA KEV
Not listed
Public check
No public nuclei template
Vendor
AMD
Published
May 2023

CoverageNo articles yet

No CyberSIXT article names CVE-2021-26356 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.

References