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CVE record · CVE-2021-46747

Insufficient granularity of access control in ASP (AMD Secure Processor) may allow an attacker with an untrusted user space application to map sensitive SMN (System Management Network) apertures lead…

CVSS 7.1 HighEPSS 0.0010 · 1st percentile

Published by the CVE Program (CNA: AMD) at 1 Jun 2026, 19:01 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 Athlon™ 3000 Series Mobile Processors with Radeon™ Graphics
  • unaffected PicassoPI-FP5 1.0.0.E
Other versions: affected
AMD AMD Ryzen™ Threadripper™ PRO 3000 WX-Series Processors
  • unaffected CastlePeakWSPI-sWRX8 1.0.0.9
  • unaffected ChagallWSPI-sWRX8 1.0.0.2
Other versions: affected
AMD AMD Ryzen™ 5000 Series Desktop Processors with Radeon™ Graphics
  • unaffected ComboAM4v2 PI 1.2.0.6
Other versions: affected
AMD AMD Ryzen™ Threadripper™ PRO 5000 WX-Series Processors
  • unaffected ChagallWSPI-sWRX8 1.0.0.1
Other versions: affected
AMD AMD Ryzen™ 4000 Series Mobile Processors with Radeon™ Graphics
  • unaffected RenoirPI-FP6 1.0.0.8
Other versions: affected
AMD AMD Ryzen™ 3000 Series Mobile Processors with Radeon™ Graphics
  • unaffected PicassoPI-FP5 1.0.0.E
Other versions: affected
AMD AMD Ryzen™ 5000 Series Mobile Processors with Radeon™ Graphics
  • unaffected CezannePI-FP6 1.0.0.9
Other versions: affected
AMD AMD Ryzen™ 3000 Series Desktop Processors
  • unaffected ComboAM4PI 1.0.0.9/ComboAM4 V2 PI 1.2.0.8
Other versions: affected
AMD AMD Athlon™ 3000 Series Desktop Processors with Radeon™ Graphics
  • unaffected ComboAM4v2 PI 1.2.0.8
Other versions: affected
AMD AMD Ryzen™ 7030 Series Mobile Processors with Radeon™ Graphics
  • unaffected CezannePI-FP6 1.0.0.9
Other versions: affected
AMD AMD Ryzen™ 4000 Series Desktop Processors
  • unaffected ComboAM4v2 PI 1.2.0.6
Other versions: affected
AMD AMD Ryzen™ 5000 Series Desktop Processors
  • unaffected ComboAM4 V2 PI 1.2.0.8
Other versions: affected
AMD AMD Ryzen™ Embedded R1000 Series Processors
  • unaffected EmbeddedPI-FP5_1.2.0.A
Other versions: affected
AMD AMD Ryzen™ Embedded R2000 Series Processors
  • unaffected EmbeddedPI-FP5_1002
Other versions: affected
AMD AMD Ryzen™ Embedded 5000 Series Processors
  • unaffected EmbAM4PI 1.0.0.2
Other versions: affected
AMD AMD Ryzen™ Embedded V1000 Series Processors (formerly codenamed "Raven Ridge")
  • unaffected EmbeddedPI-FP5_1.2.0.A
Other versions: affected
AMD AMD Ryzen™ Embedded V1000 Series Processors (formerly codenamed "Picasso")
  • unaffected EmbeddedPI-FP5_1.2.0.A
Other versions: affected
AMD AMD Ryzen™ Embedded V2000 Series Processors
  • unaffected EmbeddedPI-FP6_1.0.0.6
Other versions: affected
AMD AMD Ryzen™ Embedded V3000 Series Processors
  • unaffected EmbeddedPI-FP7r2_0080
Other versions: affected
AMD AMD Radeon™ RX 5000 Series Graphics Products
  • unaffected AMD Software: Adrenalin Edition 25.11.1 (25.10.33.03)
Other versions: affected
AMD AMD Radeon™ PRO W5000 Series Graphics Products
  • unaffected AMD Software: PRO Edition 25.Q3.1 (25.10.32)
Other versions: affected
AMD AMD Radeon™ RX 6000 Series Graphics Products
  • unaffected AMD Software: Adrenalin Edition 25.11.1 (25.10.33.03)
Other versions: affected
AMD AMD Radeon™ RX 7000 Series Graphics Products
  • unaffected AMD Software: Adrenalin Edition 25.11.1 (25.10.33.03)
Other versions: affected
AMD AMD Radeon™ PRO W6000 Series Graphics Products
  • unaffected AMD Software: PRO Edition 25.Q3.1 (25.10.32)
Other versions: affected
AMD AMD Radeon™ PRO W7000 Series Graphics Products
  • unaffected AMD Software: PRO Edition 25.Q3.1 (25.10.32)
Other versions: affected
AMD AMD Radeon™ PRO V520
  • unaffected Contact your AMD Customer Engineering representative
Other versions: affected
AMD AMD Radeon™ PRO V620
  • unaffected Contact your AMD Customer Engineering representative
Other versions: affected
Identifiers
CVE-2021-46747
CNA
AMD
Weakness (CWE)
CWE-1220
Tags
Published
1 Jun 2026
Updated
2 Jun 2026

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
7.1 High 4.0 CVSS:4.0/AV:L/AC:H/AT:N/PR:H/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N CNA (AMD)
  • CISA KEV Not listed.
  • EPSS 0.0010, the 1st percentile, on 5 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 1 Jun 2026. 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.