6.5
Medium
CVE-2021-39298 A potential vulnerability in AMD System Management Mode (SMM) interrupt handler may allow an attacker with high…
Description
A potential vulnerability in AMD System Management Mode (SMM) interrupt handler may allow an attacker with high privileges to access the SMM resulting in arbitrary code execution which could be used by malicious actors to bypass security mechanisms provided in the UEFI firmware.
Affected products and versions
| Product | Affected versions | Fixed in |
|---|---|---|
| 2nd Gen EPYC | Versions not published | |
| 3rd Gen EPYC | Versions not published | |
| Ryzen 2000 Series | Versions not published | |
| Ryzen 3000 Series | Versions not published | |
| Ryzen 5000 Series | Versions not published |
Other CVEs of 2nd Gen EPYC
The 4 CVEs of 2nd Gen EPYC →
CVE-2021-26402
Insufficient bounds checking in ASP (AMD Secure Processor) firmware while handling BIOS mailbox commands, may allow an…
7.1
High
CVE-2021-26398
Insufficient input validation in SYS_KEY_DERIVE system call in a compromised user application or ABL may allow an…
7.8
High
CVE-2021-26316
Failure to validate the communication buffer and communication service in the BIOS may allow an attacker to tamper…
7.8
High