Out-of-bounds Read in Amd Ryzen_3100
CVE-2021-46765
Insufficient input validation in ASP may allow an attacker with a compromised SMM to induce out-of-bounds memory reads within the ASP, potentially leading to a denial of service.
Vulnerability class: Buffer Overflow
EPSS: 0.006 (45.6th percentile) — read the EPSS interpretation.
CVSS v3 metric
CVSS v3 base score 7.5 (High). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H.
Affected products
- Amd Ryzen_3100
- Amd Ryzen_3100_firmware — versions comboam4v2_pi_1.2.0.8, renoirpi-fp6_1.0.0.9
- Amd Ryzen_3300x
- Amd Ryzen_3300x_firmware — versions comboam4v2_pi_1.2.0.8, renoirpi-fp6_1.0.0.9
- Amd Ryzen_3500
- Amd Ryzen_3500_firmware — versions comboam4v2_pi_1.2.0.8, renoirpi-fp6_1.0.0.9
- Amd Ryzen_3500x
- Amd Ryzen_3500x_firmware — versions comboam4v2_pi_1.2.0.8, renoirpi-fp6_1.0.0.9
- Amd Ryzen_3600
- Amd Ryzen_3600_firmware — versions comboam4v2_pi_1.2.0.8, renoirpi-fp6_1.0.0.9
Weakness classification (CWE)
References
- psirt@amd.com (vendor-advisory, Vendor Advisory)
Frequently asked questions
- What is CVE-2021-46765?
- CVE-2021-46765 is a high-severity vulnerability in Amd Ryzen_3100, classified under Out-of-bounds Read. CVSS score: 7.5/10. Published 2023-05-09.
- How severe is CVE-2021-46765?
- High severity. CVSS v3 base score is 7.5 out of 10.