PT-2023-17464 · Unknown · System Management Mode

Name of the Vulnerable Software and Affected Versions: System Management Mode SMM affected versions not specified Description: The issue is related to insufficient protections in System Management Mode SMM code, which may allow an attacker to potentially enable escalation of privilege via local...

AMD Client Vulnerabilities – November 2023

Bulletin ID: AMD-SB-4002 Potential Impact: Varies by CVE, see descriptions below Severity: Varies by CVE, see descriptions below Summary Potential vulnerabilities in AMD Secure Processor ASP, AMD System Management Unit SMU, and other platform components were reported, and mitigations are being...

AMD System Management Mode Security Vulnerability

AMD System Management Mode is a system management mode from Ultraviolet Semiconductor AMD. A CPU execution mode. A security vulnerability exists in AMD System Management Mode that stems from improper access control in System Management Mode SMM that could allow an attacker to write to the SPI ROM...

PT-2023-17453 · Suse · Suse

Name of the Vulnerable Software and Affected Versions: No specific software or versions are mentioned in the provided descriptions. Description: The issue is related to insufficient DRAM address validation in the System Management Unit SMU, which may allow an attacker to read or write from an...

AMD CPU Security Vulnerability

AMD CPUs are a family of CPUs from Ultraviolet Semiconductor AMD. The AMD CPUs suffer from a security vulnerability that stems from insufficient protection in the System Management Mode SMM code could allow an attacker to achieve privilege escalation via local access...

PT-2023-12738 · Unknown +1 · System Management Mode +1

Name of the Vulnerable Software and Affected Versions: System Management Mode SMM affected versions not specified Description: The issue is related to improper access control in System Management Mode SMM, which may allow an attacker to write to SPI ROM, potentially leading to arbitrary code...

AMD EPYC Security Vulnerability

AMD EPYC is an x86 architecture server microprocessor product line from AMD, known as "Xiao Long" in Chinese, utilizing the Zen microarchitecture. The AMD EPYC suffers from a security vulnerability that stems from insufficient validation of the DRAM address in the System Management Unit SMU, whic...

PT-2023-8272 · Amd +1 · Amd Processor Firmware +1

Name of the Vulnerable Software and Affected Versions: AMD affected versions not specified Description: The issue is related to the implementation of System Management Mode SMM in AMD processor firmware, specifically due to insufficient input validation. This could allow a remote attacker to...

AMD CPU Security Vulnerability

AMD CPUs are a family of CPUs from UltraMicroelectronics AMD. The AMD CPUs suffer from a security vulnerability that stems from insufficient protection in the System Management Mode SMM code could allow an attacker to achieve privilege escalation via local access...

PT-2023-12740 · Suse · Suse

Name of the Vulnerable Software and Affected Versions: No specific software or versions are mentioned in the provided descriptions. Description: The issue concerns a potential limited loss of guest memory integrity due to SMM configuration not being immutable as intended when SNP is enabled...

PT-2023-17462 · Unknown · System Management Mode

Name of the Vulnerable Software and Affected Versions: System Management Mode SMM affected versions not specified Description: Insufficient protections in System Management Mode SMM code may allow an attacker to potentially enable escalation of privilege via local access. Recommendations: At the...

AMD EPYC Security Vulnerability

AMD EPYC is an x86 architecture server microprocessor product line from AMD, known as "Xiao Long" in Chinese, utilizing the Zen microarchitecture. The AMD EPYC suffers from a security vulnerability that stems from insufficient validation of the DRAM address in the System Management Unit SMU, whic...

AMD EPYC Security Vulnerability

AMD EPYC is an x86 architecture server microprocessor product line from AMD, known as "Xiao Long" in Chinese, utilizing the Zen microarchitecture. A security vulnerability exists in AMD EPYC, which stems from a possible change in the SMM configuration when SNP is enabled, resulting in a loss of...

PT-2023-12583 · Suse · Suse

Name of the Vulnerable Software and Affected Versions: No specific software or versions are mentioned in the provided descriptions. Description: The issue is related to insufficient DRAM address validation in the System Management Unit SMU, which may allow an attacker to read or write from an...

Lenovo Bios Input Validation Error Vulnerability

Lenovo Bios is a boot method for computers from the Chinese company Lenovo Lenovo. It is used to boot the system during computer startup. Lenovo Bios suffers from an input validation error vulnerability that stems from a potential vulnerability in the SMI callback function of the OemSmi driver...

Lenovo Bios Buffer Error Vulnerability

Lenovo Bios is a boot method for computers from the Chinese company Lenovo Lenovo. It is used to boot the system during computer startup. Lenovo Bios suffers from a buffer error vulnerability that stems from a memory leak vulnerability in the NvmramSmm SMM driver...

CVE-2023-39283

An SMM memory corruption vulnerability in the SMM driver SMRAM write in CsmInt10HookSmm in Insyde InsydeH2O with kernel 5.0 through 5.5 allows attackers to send arbitrary data to SMM which could lead to privilege escalation...

CVE-2023-39284

An issue was discovered in IhisiServicesSmm in Insyde InsydeH2O with kernel 5.0 through 5.5. There are arbitrary calls to SetVariable with unsanitized arguments in the SMI handler...

PT-2023-26866 · Insyde · Insydeh2O

Name of the Vulnerable Software and Affected Versions: Insyde InsydeH2O versions 5.0 through 5.5 Description: An issue was discovered in IhisiServicesSmm where there are arbitrary calls to SetVariable with unsanitized arguments in the SMI handler. This allows for the modification of protected NVR...

Insyde InsydeH2O Security Breach

Insyde InsydeH2O is a C-language source from Insyde Corporation of Taiwan that implements the new technology "EFI/UEFI" specification, designed to replace the traditional BIOS Basic Input/Output System. A security vulnerability exists in Insyde InsydeH2O, which is caused by a memory corruption in...