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CVE record · CVE-2021-26391

Improper signature verification in AMD Radeon RX 5000 Series & PRO W5000 Series and others

CVSS 7.8 HighEPSS 0.0019 · 8th percentile

Published by the CVE Program (CNA: AMD) at 9 Nov 2022, 20:44 UTC. agentprime has not analysed this yet, so whether it affects any app is not known. This CVE names a vendor and product rather than a package, so the lockfile check doesn’t match it.

Affected products, as the CNA wrote them
VendorProductVersions
AMD AMD Radeon RX 5000 Series & PRO W5000 Series
  • affected AMD Radeon Software to before 22.5.2 custom
  • affected AMD Radeon Pro Software Enterprise to before 22.Q2 custom
  • affected Enterprise Driver to before 22.10.20 custom
AMD AMD Radeon RX 6000 Series & PRO W6000 Series
  • affected AMD Radeon Software to before 22.5.2 custom
  • affected AMD Radeon Pro Software Enterprise to before 22.Q2 custom
  • affected Enterprise Driver to before 22.10.20 custom
Identifiers
CVE-2021-26391
CNA
AMD
Weakness (CWE)
CWE-347
Tags
Published
9 Nov 2022
Updated
1 May 2025

Not analysed yet

We haven’t published our own analysis of this CVE. If a person reviews it, this page will say what’s affected and what has to be true for it to matter.

Severity and exploitation

ScoreRatingCVSSVectorSource
7.8 High 3.1 CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H ADP (CISA-ADP)
  • CISA KEV Not listed.
  • EPSS 0.0019, the 8th percentile, on 6 Nov 2026: FIRST’s estimate of the chance of exploitation in the next 30 days.

Timeline

This record came from the full history of the CVE Program, published 9 Nov 2022. New records show when each source confirmed them.

Sources

References from the CNA

Facts on this page come from the CVE List as the CNA published them, with CVSS from the sources named above, CISA KEV and FIRST EPSS. Vendors, products and versions are shown as the CNA wrote them. We don’t reproduce the CVE’s description.