CVE-2022-32954

An issue was discovered in Insyde InsydeH2O with kernel 5.1 through 5.5. DMA attacks on the SdMmcDevice buffer used by SMM and non-SMM code could cause TOCTOU race-condition issues that could lead to corruption of SMRAM and escalation of privileges. This attack can be mitigated by using IOMMU...

CVE-2022-32474

An issue was discovered in Insyde InsydeH2O with kernel 5.0 through 5.5. DMA attacks on the StorageSecurityCommandDxe shared buffer used by SMM and non-SMM code could cause TOCTOU race-condition issues that could lead to corruption of SMRAM and escalation of privileges. This attack can be mitigat...

CVE-2022-32478

An issue was discovered in Insyde InsydeH2O with kernel 5.0 through 5.5. DMA attacks on the IdeBusDxe shared buffer used by SMM and non-SMM code could cause TOCTOU race-condition issues that could lead to corruption of SMRAM and escalation of privileges. This attack can be mitigated using IOMMU...

CVE-2022-32955

An issue was discovered in Insyde InsydeH2O with kernel 5.0 through 5.5. DMA attacks on the NvmExpressDxe buffer used by SMM and non-SMM code could cause TOCTOU race-condition issues that could lead to corruption of SMRAM and escalation of privileges. This attack can be mitigated by using IOMMU...

CVE-2022-32954

An issue was discovered in Insyde InsydeH2O with kernel 5.1 through 5.5. DMA attacks on the SdMmcDevice buffer used by SMM and non-SMM code could cause TOCTOU race-condition issues that could lead to corruption of SMRAM and escalation of privileges. This attack can be mitigated by using IOMMU...

Race condition

An issue was discovered in Insyde InsydeH2O with kernel 5.0 through 5.5. DMA attacks on the IdeBusDxe shared buffer used by SMM and non-SMM code could cause TOCTOU race-condition issues that could lead to corruption of SMRAM and escalation of privileges. This attack can be mitigated using IOMMU...

Race condition

An issue was discovered in Insyde InsydeH2O with kernel 5.0 through 5.5. DMA attacks on the NvmExpressDxe buffer used by SMM and non-SMM code could cause TOCTOU race-condition issues that could lead to corruption of SMRAM and escalation of privileges. This attack can be mitigated by using IOMMU...

PT-2023-13063 · Insyde · Insydeh2O

Name of the Vulnerable Software and Affected Versions: Insyde InsydeH2O versions 5.0 through 5.5 Description: An issue was discovered in Insyde InsydeH2O that could cause TOCTOU race-condition issues due to DMA attacks on the FwBlockServiceSmm shared buffer used by SMM and non-SMM code, potential...

CVE-2022-32477

An issue was discovered in Insyde InsydeH2O with kernel 5.0 through 5.5. DMA attacks on the FvbServicesRuntimeDxe shared buffer used by SMM and non-SMM code could cause TOCTOU race-condition issues that could lead to corruption of SMRAM and escalation of privileges. This attack can be mitigated...

CVE-2022-32475

CVE-2022-32475 concerns Insyde InsydeH2O (kernel 5.0–5.5). DMA attacks on the VariableRuntimeDxe shared buffer used by SMM and non-SMM code can trigger a TOCTOU race condition, potentially causing SMRAM corruption and privilege escalation. The issue is noted to be fixed in the kernel, which also ...

CVE-2022-32470

An issue was discovered in Insyde InsydeH2O with kernel 5.0 through 5.5. DMA attacks on the FwBlockServiceSmm shared buffer used by SMM and non-SMM code could cause TOCTOU race-condition issues that could lead to corruption of SMRAM and escalation of privileges. This attack can be mitigated using...

CVE-2022-32475

An issue was discovered in Insyde InsydeH2O with kernel 5.0 through 5.5. DMA attacks on the VariableRuntimeDxe shared buffer used by SMM and non-SMM code could cause TOCTOU race-condition issues that could lead to corruption of SMRAM and escalation of privileges. This issue was fixed in the kerne...

CVE-2022-32953

CVE-2022-32953 affects Insyde InsydeH2O BIOS (kernel 5.0–5.5). DMA-based TOCTOU on the SdHostDriver buffer in SMM and non-SMM code could corrupt SMRAM and escalate privileges. Mitigations per the sources include enabling IOMMU protection for the ACPI runtime memory used for the command buffer and...

CVE-2022-32469

CVE-2022-32469 affects Insyde InsydeH2O BIOS (kernel 5.0–5.5). It describes a TOCTOU race condition in the PnpSmm shared buffer used by SMM and non-SMM code, which could enable SMRAM corruption and privilege escalation. The advisory notes mitigations: (1) enable IOMMU protection for the ACPI runt...

CVE-2022-32469

An issue was discovered in Insyde InsydeH2O with kernel 5.0 through 5.5. DMA attacks on the PnpSmm shared buffer used by SMM and non-SMM code could cause TOCTOU race-condition issues that could lead to corruption of SMRAM and escalation of privileges. This attack can be mitigated using IOMMU...

CVE-2022-32477

An issue was discovered in Insyde InsydeH2O with kernel 5.0 through 5.5. DMA attacks on the FvbServicesRuntimeDxe shared buffer used by SMM and non-SMM code could cause TOCTOU race-condition issues that could lead to corruption of SMRAM and escalation of privileges. This attack can be mitigated...

CVE-2022-32476

An issue was discovered in Insyde InsydeH2O with kernel 5.0 through 5.5. DMA attacks on the AhciBusDxe shared buffer used by SMM and non-SMM code could cause TOCTOU race-condition issues that could lead to corruption of SMRAM and escalation of privileges. This attack can be mitigated using IOMMU...

CVE-2022-32478

CVE-2022-32478 concerns InsydeH2O firmware (kernel 5.0–5.5). A DMA-driven TOCTOU race in the IdeBusDxe shared buffer used by SMM and non-SMM code could lead to SMRAM corruption and privilege escalation. Documented mitigations include enabling IOMMU protection for the ACPI runtime memory that back...

CVE-2022-32473

CVE-2022-32473 affects InsydeH2O firmware (kernel 5.0–5.5). The issue is a TOCTOU race condition in a DMA path where the HddPassword shared buffer is accessed by SMM and non-SMM code, risking SMRAM corruption and privilege escalation. The underlying vulnerability arises from timing when the firmw...

PT-2023-13062 · Insyde · Insydeh2O

Name of the Vulnerable Software and Affected Versions: Insyde InsydeH2O versions 5.0 through 5.5 Description: An issue was discovered in Insyde InsydeH2O where DMA attacks on the PnpSmm shared buffer could cause TOCTOU race-condition issues, leading to corruption of SMRAM and escalation of...