Vulnerability in Amd Ryzen™ 5000 Series Processors With Radeon™ Graphics “Barcelo”
CVE-2022-23821
Improper access control in System Management Mode (SMM) may allow an attacker to write to SPI ROM potentially leading to arbitrary code execution.
EPSS: 0.010 (58.6th percentile) — read the EPSS interpretation.
CVSS v3 metric
CVSS v3 base score 9.8 (Critical). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H.
Affected products
- Amd Ryzen™ 5000 Series Processors With Radeon™ Graphics “Barcelo” — versions various
- Amd Ryzen™ 6000 Series Processors With Radeon™ Graphics "Rembrandt" — versions various
- Amd Ryzen™ 7030 Series Mobile Processors With Radeon™ Graphics “Barcelo-r” — versions various
- Amd Ryzen™ 7035 Series Processors With Radeon™ Graphics “Rembrandt-r” — versions various
- Amd Ryzen™ Embedded 5000 — versions various
- Amd Ryzen™ Embedded R1000 — versions various
- Amd Ryzen™ Embedded R2000 — versions various
- Amd Ryzen™ Embedded V1000 — versions various
- Amd Ryzen™ Embedded V2000 — versions various
- Amd Ryzen™ Embedded V3000 — versions various
References
- psirt@amd.com (vendor-advisory, Third Party Advisory)
- psirt@amd.com (vendor-advisory)
Frequently asked questions
- What is CVE-2022-23821?
- CVE-2022-23821 is a critical-severity vulnerability in Amd Ryzen™ 5000 Series Processors With Radeon™ Graphics “Barcelo”. CVSS score: 9.8/10. Published 2023-11-14.
- How severe is CVE-2022-23821?
- Critical severity. CVSS v3 base score is 9.8 out of 10.