Improper input validation in SMU may allow an attacker with privileges and a compromised…
Priority LOW 11CWE-1284Published · Updated
Key facts
- Attack vector
- Local
- Privileges required
- High
- User interaction
- None
- Attack complexity
- Low
- Impact type
- —
- Confidentiality · integrity · availability
- None · None · Low
- Fix status
- Fixed
Attack profile from CVSS 3.1 · CNA. Fix status from CNA.
Summary
Improper input validation in SMU may allow an attacker with privileges and a compromised physical function (PF) to modify the PCIe® lane count and speed, potentially leading to a loss of availability.
Why it matters now
Exploitation None reported CISA SSVC · not in CISA KEV
EPSS 0.00151 4th percentileScored 2026-11-07
Fix Fixed AMD Radeon™ RX 6000 Series Graphics Cards (AMD): AMD Software: Adrenalin Edition 23.12.1 (23.30.13.01)AMD Radeon™ PRO W6000 Series Graphics Cards (AMD): AMD Software: PRO Edition 23.Q4 (23.30.13.03)
SSVC decision points
CISA ADP · SSVC 2.0.3
- Exploitation
- None
- Automatable
- No
- Technical impact
- Partial
The decision (Track, Attend, Act) also depends on your mission and well-being impact; see CISA's SSVC guide.
Affected products
Remediation
- Fix · CNA AMD Radeon™ RX 6000 Series Graphics Cards (AMD) Fixed in AMD Software: Adrenalin Edition 23.12.1 (23.30.13.01)
- Fix · CNA AMD Radeon™ PRO W6000 Series Graphics Cards (AMD) Fixed in AMD Software: PRO Edition 23.Q4 (23.30.13.03)
Timeline
- 2026-10-02 Threatist record created from CVE-2023-31304
- 2026-10-03 Alias added: GHSA-pp7w-98jh-p48w
More AMD vulnerabilities
- TI-2026-36341 AI Tensor Engine for ROCm (AITER) 0.1.14 Unauthenticated RCE via MessageQueue.recv() Pickle Deserialization CVSS 4.0CRITICAL 9.2
- TI-2023-07046 Improper privilege management in AMD Radeon™ RX 5000 Series Graphics Cards CVSS 3.1HIGH 7.8
- TI-2023-04574 GPU kernel implementations susceptible to memory leak CVSS 3.1MEDIUM 6.5
- TI-2023-07042 Information disclosure through error messages in AMD Ryzen™ 3000 Series Desktop… CVSS 3.1MEDIUM 5.5
- TI-2023-23747 PVRIC (PowerVR Image Compression) on Imagination 2018 and later GPU devices offers… CVSS 3.1MEDIUM 5.3
- TI-2022-07839 Improper access control in System Management Mode (SMM) may allow an attacker to write to… CVSS 3.1CRITICAL 9.8
Sources
- CVE-2023-31304 · CVE Program
- CVE-2023-31304 · NVD
- FIRST EPSS
- GHSA-pp7w-98jh-p48w · GitHub Advisory Database · CC BY 4.0
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