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Status published
Low
CVE-2021-46750
Failure to validate the address and size in TEE (Trusted...
Vulnerability Description
Failure to validate the address and size in TEE (Trusted Execution Environment) may allow a malicious x86 attacker to send malformed messages to the graphics mailbox resulting in an overlap of a TMR (Trusted Memory Region) that was previously allocated by the ASP bootloader leading to a potential loss of integrity.
Impact Analysis
Refer to official advisory for detailed impact metrics.
Remediation
Ensure systems are updated to the latest vendor-supplied patch levels.
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Credits & Attribution
No credits recorded in the NVD database.
References
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Affected Vendor
Affected Software
AMD Athlon™ 3000 Series Mobile Processors with Radeon™ Graphics, AMD Ryzen™ 3000 Series Mobile Processors with Radeon™ Graphics, AMD Ryzen™ 7035 Series Processors with Radeon™ Graphics, AMD Ryzen™ 4000 Series Mobile Processors with Radeon™ Graphics, AMD Ryzen™ 6000 Series Processors with Radeon™ Graphics, AMD Ryzen™ 7030 Series Mobile Processors with Radeon™ Graphics, AMD Ryzen™ 5000 Series Mobile Processors with Radeon™ Graphics, AMD Ryzen™ 4000 Series Desktop Processors, AMD Ryzen™ Embedded R1000 Series Processors, AMD Ryzen™ Embedded R2000 Series Processors, AMD Ryzen™ Embedded V1000 Series Processors, AMD Ryzen™ Embedded V2000 Series Processors, AMD Ryzen™ Embedded V3000 Series, AMD Radeon™ RX 6000 Series Graphics Products, AMD Radeon™ PRO W6000 Series Graphics Products, AMD Radeon™ PRO V620 Graphics Products
Vulnerable Versions:
PicassoPI-FP5 1.0.0.E, RembrandtPI-FP7_0.0.8.0 RC1, RenoirPI-FP6 1.0.0.8, CezannePI-FP6 1.0.0.8, ComboAM4v2 PI 1.2.0.5, EmbeddedPI-FP5_1.2.0.A, EmbeddedR2KPI-FP5_1.0.0.2, EmbeddedPI-FP6_1.0.0.6, EmbeddedPI-FP7r2_1000, AMD Software: Adrenalin Edition 23.12.1 (23.30.13.01), AMD Software: PRO Edition 23.Q4 (23.30.13.03), Contact your AMD Customer Engineering representative
Timeline
Official Publish:
September 6th, 2025
Last Modified:
September 8th, 2025
Added to House:
July 21st, 2026
CVSS Vectors
V3:
CVSS:3.1/AV:L/AC:H/PR:H/UI:N/S:U/C:L/I:L/A:N