CVE-2021-46747 PUBLISHED

Assigner: AMD
Reserved: 31.03.2022 Published: 01.06.2026 Updated: 02.06.2026

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 leading to a potential escalation of privileges.

Metrics

CVSS Vector: 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
CVSS Score: 7.1

Product Status

Vendor AMD
Product AMD Athlon™ 3000 Series Mobile Processors with Radeon™ Graphics
Versions Default: affected
  • Version PicassoPI-FP5 1.0.0.E is unaffected
Vendor AMD
Product AMD Ryzen™ Threadripper™ PRO 3000 WX-Series Processors
Versions Default: affected
  • Version CastlePeakWSPI-sWRX8 1.0.0.9 is unaffected
  • Version ChagallWSPI-sWRX8 1.0.0.2 is unaffected
Vendor AMD
Product AMD Ryzen™ 5000 Series Desktop Processors with Radeon™ Graphics
Versions Default: affected
  • Version ComboAM4v2 PI 1.2.0.6 is unaffected
Vendor AMD
Product AMD Ryzen™ Threadripper™ PRO 5000 WX-Series Processors
Versions Default: affected
  • Version ChagallWSPI-sWRX8 1.0.0.1 is unaffected
Vendor AMD
Product AMD Ryzen™ 4000 Series Mobile Processors with Radeon™ Graphics
Versions Default: affected
  • Version RenoirPI-FP6 1.0.0.8 is unaffected
Vendor AMD
Product AMD Ryzen™ 3000 Series Mobile Processors with Radeon™ Graphics
Versions Default: affected
  • Version PicassoPI-FP5 1.0.0.E is unaffected
Vendor AMD
Product AMD Ryzen™ 5000 Series Mobile Processors with Radeon™ Graphics
Versions Default: affected
  • Version CezannePI-FP6 1.0.0.9 is unaffected
Vendor AMD
Product AMD Ryzen™ 3000 Series Desktop Processors
Versions Default: affected
  • Version ComboAM4PI 1.0.0.9/ComboAM4 V2 PI 1.2.0.8 is unaffected
Vendor AMD
Product AMD Athlon™ 3000 Series Desktop Processors with Radeon™ Graphics
Versions Default: affected
  • Version ComboAM4v2 PI 1.2.0.8 is unaffected
Vendor AMD
Product AMD Ryzen™ 7030 Series Mobile Processors with Radeon™ Graphics
Versions Default: affected
  • Version CezannePI-FP6 1.0.0.9 is unaffected
Vendor AMD
Product AMD Ryzen™ 4000 Series Desktop Processors
Versions Default: affected
  • Version ComboAM4v2 PI 1.2.0.6 is unaffected
Vendor AMD
Product AMD Ryzen™ 5000 Series Desktop Processors
Versions Default: affected
  • Version ComboAM4 V2 PI 1.2.0.8 is unaffected
Vendor AMD
Product AMD Ryzen™ Embedded R1000 Series Processors
Versions Default: affected
  • Version EmbeddedPI-FP5_1.2.0.A is unaffected
Vendor AMD
Product AMD Ryzen™ Embedded R2000 Series Processors
Versions Default: affected
  • Version EmbeddedPI-FP5_1002 is unaffected
Vendor AMD
Product AMD Ryzen™ Embedded 5000 Series Processors
Versions Default: affected
  • Version EmbAM4PI 1.0.0.2 is unaffected
Vendor AMD
Product AMD Ryzen™ Embedded V1000 Series Processors (formerly codenamed "Raven Ridge")
Versions Default: affected
  • Version EmbeddedPI-FP5_1.2.0.A is unaffected
Vendor AMD
Product AMD Ryzen™ Embedded V1000 Series Processors (formerly codenamed "Picasso")
Versions Default: affected
  • Version EmbeddedPI-FP5_1.2.0.A is unaffected
Vendor AMD
Product AMD Ryzen™ Embedded V2000 Series Processors
Versions Default: affected
  • Version EmbeddedPI-FP6_1.0.0.6 is unaffected
Vendor AMD
Product AMD Ryzen™ Embedded V3000 Series Processors
Versions Default: affected
  • Version EmbeddedPI-FP7r2_0080 is unaffected
Vendor AMD
Product AMD Radeon™ RX 5000 Series Graphics Products
Versions Default: affected
  • Version AMD Software: Adrenalin Edition 25.11.1 (25.10.33.03) is unaffected
Vendor AMD
Product AMD Radeon™ PRO W5000 Series Graphics Products
Versions Default: affected
  • Version AMD Software: PRO Edition 25.Q3.1 (25.10.32) is unaffected
Vendor AMD
Product AMD Radeon™ RX 6000 Series Graphics Products
Versions Default: affected
  • Version AMD Software: Adrenalin Edition 25.11.1 (25.10.33.03) is unaffected
Vendor AMD
Product AMD Radeon™ RX 7000 Series Graphics Products
Versions Default: affected
  • Version AMD Software: Adrenalin Edition 25.11.1 (25.10.33.03) is unaffected
Vendor AMD
Product AMD Radeon™ PRO W6000 Series Graphics Products
Versions Default: affected
  • Version AMD Software: PRO Edition 25.Q3.1 (25.10.32) is unaffected
Vendor AMD
Product AMD Radeon™ PRO W7000 Series Graphics Products
Versions Default: affected
  • Version AMD Software: PRO Edition 25.Q3.1 (25.10.32) is unaffected
Vendor AMD
Product AMD Radeon™ PRO V520
Versions Default: affected
  • Version Contact your AMD Customer Engineering representative is unaffected
Vendor AMD
Product AMD Radeon™ PRO V620
Versions Default: affected
  • Version Contact your AMD Customer Engineering representative is unaffected

References

Problem Types

  • CWE-1220 Insufficient Granularity of Access Control CWE