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CVE
added 2022/11/09 9:15 p.m.207 views

CVE-2022-23824

IBPB may not prevent return branch predictions from being specified by pre-IBPB branch targets leading to a potential information disclosure.

5.5CVSS5.6AI score0.00024EPSS
CVE
CVE
added 2022/05/12 7:15 p.m.139 views

CVE-2021-26363

A malicious or compromised UApp or ABL could potentially change the value that the ASP uses for its reserved DRAM, to one outside of the fenced area, potentially leading to data exposure.

4.4CVSS5.7AI score0.00127EPSS
CVE
CVE
added 2022/06/15 8:15 p.m.125 views

CVE-2022-23823

A potential vulnerability in some AMD processors using frequency scaling may allow an authenticated attacker to execute a timing attack to potentially enable information disclosure.

6.5CVSS6AI score0.00815EPSS
CVE
CVE
added 2023/01/11 8:15 a.m.110 views

CVE-2021-26316

Failure to validate the communication buffer and communication service in the BIOS may allow an attacker to tamper with the buffer resulting in potential SMM (System Management Mode) arbitrary code execution.

7.8CVSS8AI score0.00075EPSS
CVE
CVE
added 2022/05/12 7:15 p.m.108 views

CVE-2021-26368

Insufficient check of the process type in Trusted OS (TOS) may allow an attacker with privileges to enable a lesser privileged process to unmap memory owned by a higher privileged process resulting in a denial of service.

4.9CVSS5.4AI score0.00059EPSS
CVE
CVE
added 2022/05/12 6:16 p.m.87 views

CVE-2021-26366

An attacker, who gained elevated privileges via some other vulnerability, may be able to read data from Boot ROM resulting in a loss of system integrity.

7.1CVSS7.1AI score0.00139EPSS
CVE
CVE
added 2022/05/12 7:15 p.m.84 views

CVE-2021-26386

A malicious or compromised UApp or ABL may be used by an attacker to issue a malformed system call to the Stage 2 Bootloader potentially leading to corrupt memory and code execution.

7.8CVSS8AI score0.00206EPSS
CVE
CVE
added 2022/05/12 7:15 p.m.83 views

CVE-2021-26317

Failure to verify the protocol in SMM may allow an attacker to control the protocol and modify SPI flash resulting in a potential arbitrary code execution.

7.8CVSS8.1AI score0.00206EPSS
CVE
CVE
added 2022/05/12 6:16 p.m.80 views

CVE-2021-26362

A malicious or compromised UApp or ABL may be used by an attacker to issue a malformed system call which results in mapping sensitive System Management Network (SMN) registers leading to a loss of integrity and availability.

7.1CVSS7.2AI score0.00135EPSS
CVE
CVE
added 2022/05/12 6:16 p.m.79 views

CVE-2021-26351

Insufficient DRAM address validation in System Management Unit (SMU) may result in a DMA (Direct Memory Access) read/write from/to invalid DRAM address that could result in denial of service.

5.5CVSS6.3AI score0.00135EPSS
CVE
CVE
added 2022/05/12 6:16 p.m.74 views

CVE-2021-26361

A malicious or compromised User Application (UApp) or AGESA Boot Loader (ABL) could be used by an attacker to exfiltrate arbitrary memory from the ASP stage 2 bootloader potentially leading to information disclosure.

5.5CVSS6AI score0.00139EPSS
CVE
CVE
added 2023/01/11 8:15 a.m.73 views

CVE-2021-26346

Failure to validate the integer operand in ASP (AMD Secure Processor) bootloader may allow an attacker to introduce an integer overflow in the L2 directory table in SPI flash resulting in a potential denial of service.

5.5CVSS6AI score0.00051EPSS
CVE
CVE
added 2022/05/12 6:16 p.m.73 views

CVE-2021-26369

A malicious or compromised UApp or ABL may be used by an attacker to send a malformed system call to the bootloader, resulting in out-of-bounds memory accesses.

7.8CVSS7.8AI score0.00148EPSS
CVE
CVE
added 2021/11/16 7:15 p.m.65 views

CVE-2021-26336

Insufficient bounds checking in System Management Unit (SMU) may cause invalid memory accesses/updates that could result in SMU hang and subsequent failure to service any further requests from other components.

5.5CVSS6.3AI score0.00135EPSS
CVE
CVE
added 2022/08/10 8:15 p.m.64 views

CVE-2021-46778

Execution unit scheduler contention may lead to a side channel vulnerability found on AMD CPU microarchitectures codenamed “Zen 1”, “Zen 2” and “Zen 3” that use simultaneous multithreading (SMT). By measuring the contention level on scheduler queues an attacker may potentially leak sensitive inform...

5.6CVSS5.7AI score0.00099EPSS
CVE
CVE
added 2023/08/08 6:15 p.m.45 views

CVE-2023-20589

An attacker with specialized hardware and physical access to an impacted device may be able to perform a voltage fault injection attack resulting in compromise of the ASP secure boot potentially leading to arbitrary code execution.

6.8CVSS6.7AI score0.00083EPSS