CVE-2022-33983

CVE-2022-33983 describes a TOCTOU DMA attack affecting the NvmExpressLegacy SMI handler used by the NvmExpressLegacy driver, potentially enabling SMRAM corruption. The issue is triggered by DMA transactions targeting input buffers for the software SMI handler, with the root cause tied to TOCTOU c...

CVE-2022-33905

CVE-2022-33905 describes a TOCTOU vulnerability in the AhciBusDxe driver’s SMI input buffers, where DMA targeting those buffers could cause SMRAM corruption. The issue, attributed to Insyde engineering with Intel’s iSTARE context, is fixed in Linux kernels: 5.2 (05.27.23), 5.3 (05.36.23), 5.4 (05...

CVE-2022-31243

CVE-2022-31243 describes a TOCTOU race condition affecting the FvbServicesRuntimeDxe driver, where DMA transactions targeting input buffers used by the software SMI handler could cause SMRAM corruption. The issue is part of a broader family of TOCTOU vulnerabilities (multiple CVEs) related to Ins...

CVE-2022-32267

CVE-2022-32267 concerns DMA targeting input buffers used by the SmmResourceCheckDxe SMI handler in InsydeH2O UEFI firmware, leading to SMRAM corruption via a TOCTOU vulnerability. The issue, discovered by Insyde engineering, is mitigated by kernel updates: Kernel 5.2 (05.27.23), 5.3 (05.36.23), 5...

CVE-2022-30774

CVE-2022-30774 describes a TOCTOU vulnerability in the parameter buffer used by the PnpSmm driver, enabling DMA to modify contents after parameter values are checked but before use. Documented for Siemens RuggedCom APE1808 products with InsydeH2O UEFI firmware, the CVSS base score is 6.4 (AV:L/AC...

CVE-2022-33982

CVE-2022-33982 concerns a DMA-based TOCTOU vulnerability in the Int15ServiceSmm software SMI handler. The parameter buffer accessed by the SMI handler is susceptible to DMA manipulation, allowing an attacker to alter values after they are checked but before use, potentially causing SMRAM corrupti...

CVE-2022-32266

The connected records provide concrete details for CVE-2022-32266 affecting Insyde InsydeH2O. The vulnerability arises from DMA attacks against the parameter buffer used by the PcdSmmDxe software SMI handler, enabling a TOCTOU race condition that can corrupt other ACPI fields and adjacent memory....

PT-2022-21947 · Insyde · Nvmexpressdxe

Name of the Vulnerable Software and Affected Versions: NvmExpressDxe driver versions prior to kernel 5.2: 05.27.25 NvmExpressDxe driver versions prior to kernel 5.3: 05.36.25 NvmExpressDxe driver versions prior to kernel 5.4: 05.44.25 NvmExpressDxe driver versions prior to kernel 5.5: 05.52.25...

CVE-2022-32267

DMA transactions which are targeted at input buffers used for the SmmResourceCheckDxe software SMI handler cause SMRAM corruption a TOCTOU attack DMA transactions which are targeted at input buffers used for the software SMI handler used by the SmmResourceCheckDxe driver could cause SMRAM...

CVE-2022-33907

DMA transactions which are targeted at input buffers used for the software SMI handler used by the IdeBusDxe driver could cause SMRAM corruption through a TOCTOU attack... DMA transactions which are targeted at input buffers used for the software SMI handler used by the IdeBusDxe driver could cau...

CVE-2022-34325

DMA transactions which are targeted at input buffers used for the StorageSecurityCommandDxe software SMI handler could cause SMRAM corruption through a TOCTOU attack. DMA transactions which are targeted at input buffers used for the software SMI handler used by the StorageSecurityCommandDxe drive...

CVE-2022-33909

DMA transactions which are targeted at input buffers used for the HddPassword software SMI handler could cause SMRAM corruption through a TOCTOU attack. DMA transactions which are targeted at input buffers used for the software SMI handler used by the HddPassword driver could cause SMRAM corrupti...

CVE-2022-33909

DMA transactions which are targeted at input buffers used for the HddPassword software SMI handler could cause SMRAM corruption through a TOCTOU attack. DMA transactions which are targeted at input buffers used for the software SMI handler used by the HddPassword driver could cause SMRAM corrupti...

CVE-2022-31243

Update description and links DMA transactions which are targeted at input buffers used for the software SMI handler used by the FvbServicesRuntimeDxe driver could cause SMRAM corruption through a TOCTOU attack.. "DMA transactions which are targeted at input buffers used for the software SMI handl...

PT-2022-20634 · Insyde · Fvbservicesruntimedxe

Name of the Vulnerable Software and Affected Versions: FvbServicesRuntimeDxe driver versions prior to Kernel 5.2: 05.27.21 FvbServicesRuntimeDxe driver versions prior to Kernel 5.3: 05.36.21 FvbServicesRuntimeDxe driver versions prior to Kernel 5.4: 05.44.21 FvbServicesRuntimeDxe driver versions...

CVE-2022-30774

DMA attacks on the parameter buffer used by the PnpSmm driver could change the contents after parameter values have been checked but before they are used a TOCTOU attack DMA attacks on the parameter buffer used by the PnpSmm driver could change the contents after parameter values have been checke...

CVE-2022-32267

DMA transactions which are targeted at input buffers used for the SmmResourceCheckDxe software SMI handler cause SMRAM corruption a TOCTOU attack DMA transactions which are targeted at input buffers used for the software SMI handler used by the SmmResourceCheckDxe driver could cause SMRAM...

PT-2022-21898 · Insyde · Insydeh2O Uefi Firmware

Name of the Vulnerable Software and Affected Versions: InsydeH2O UEFI firmware kernel versions prior to 5.2: 05.27.23 InsydeH2O UEFI firmware kernel versions prior to 5.3: 05.36.23 InsydeH2O UEFI firmware kernel versions prior to 5.4: 05.44.23 InsydeH2O UEFI firmware kernel versions prior to 5.5:...

CVE-2022-33905

DMA transactions which are targeted at input buffers used for the AhciBusDxe software SMI handler could cause SMRAM corruption a TOCTOU attack. DMA transactions which are targeted at input buffers used for the software SMI handler used by the AhciBusDxe driver could cause SMRAM corruption through...

CVE-2022-32266

DMA attacks on the parameter buffer used by a software SMI handler used by the driver PcdSmmDxe could lead to a TOCTOU attack on the SMI handler and lead to corruption of other ACPI fields and adjacent memory fields. DMA attacks on the parameter buffer used by a software SMI handler used by the...