AMD Ryzen™ 3000 Series Desktop Processors “Matisse” AM4

CVE-2021-26356
HIGH 7.4

At a glance

Source
NVD
EPSS
EPSS 0.40 % · percentile 34 ()
State
PUBLISHED
Published
Updated
Assigner
AMD
NVD status
Modified

Description

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.

Weaknesses (CWE)

  • CWE-367 — Time-of-check Time-of-use (TOCTOU) Race Condition

References

Scores

VersionScoreVectorScored by
CVSS 3.1HIGH 7.4CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:NCISA-ADP
CVSS 3.1HIGH 7.4CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:NNVD · nvd@nist.gov (Primary)
CVSS 3.1HIGH 7.4CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:NNVD · 134c704f-9b21-4f2e-91b3-4a467353bcc0 (Secondary)

European references

Affected configurations (NVD CPE)

Affected products

ProductVersions
AMD · Ryzen™ 3000 Series Desktop Processors “Matisse” AM4affected various
AMD · AMD Ryzen™ 5000 Series Desktop Processors “Vermeer” AM4affected various
AMD · 3rd Gen AMD Ryzen™ Threadripper™ Processors “Castle Peak” HEDTaffected various
AMD · Ryzen™ Threadripper™ PRO Processors “Castle Peak” WSaffected various
AMD · Ryzen™ Threadripper™ PRO Processors “Chagall” WSaffected various
AMD · 1st Gen AMD EPYC™ Processorsaffected various
AMD · 2nd Gen AMD EPYC™ Processorsaffected various
AMD · 3rd Gen AMD EPYC™ Processorsaffected various

Sources

SourceLicence
CVE List (CVEProject cvelistV5)CVE Program Terms of Use
EPSS (FIRST.org)FIRST — attribution requested
ENISA EUVDENISA — reproduction authorised, source acknowledged
NVD (NIST) via fkie-cad/nvd-json-data-feedsPublic domain — this product uses data from the NVD API but is not endorsed or certified by the NVD