Vulnerability in Amd Ryzen™ 5000 Series Processors With Radeon™ Graphics “Barcelo”
CVE-2021-46758
Insufficient validation of SPI flash addresses in the ASP (AMD Secure Processor) bootloader may allow an attacker to read data in memory mapped beyond SPI flash resulting in a potential loss of availability and integrity.
EPSS: 0.003 (24.7th percentile) — read the EPSS interpretation.
CVSS v3 metric
CVSS v3 base score 6.1 (Medium). Vector: CVSS:3.1/AV:P/AC:L/PR:N/UI:N/S:U/C:N/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_3_4300u
- Amd Ryzen_3_4300u_firmware
- Amd Ryzen_3_5125c
- Amd Ryzen_3_5125c_firmware
- Amd Ryzen_3_5300g
- Amd Ryzen_3_5300ge
References
- psirt@amd.com (vendor-advisory, Vendor Advisory)
Frequently asked questions
- What is CVE-2021-46758?
- CVE-2021-46758 is a medium-severity vulnerability in Amd Ryzen™ 5000 Series Processors With Radeon™ Graphics “Barcelo”. CVSS score: 6.1/10. Published 2023-11-14.
- How severe is CVE-2021-46758?
- Medium severity. CVSS v3 base score is 6.1 out of 10.