CVSS: 7.5EPSS: 0%CPEs: 92EXPL: 0CVE-2021-46755
https://notcve.org/view.php?id=CVE-2021-46755
Failure to unmap certain SysHub mappings in error paths of the ASP (AMD Secure Processor) bootloader may allow an attacker with a malicious bootloader to exhaust the SysHub resources resulting in a potential denial of service. • https://www.amd.com/en/corporate/product-security/bulletin/AMD-SB-4001 •
CVSS: 9.1EPSS: 0%CPEs: 336EXPL: 0CVE-2021-46754
https://notcve.org/view.php?id=CVE-2021-46754
Insufficient input validation in the ASP (AMD Secure Processor) bootloader may allow an attacker with a compromised Uapp or ABL to coerce the bootloader into exposing sensitive information to the SMU (System Management Unit) resulting in a potential loss of confidentiality and integrity. • https://www.amd.com/en/corporate/product-security/bulletin/AMD-SB-4001 https://www.amd.com/en/corporate/product-security/bulletin/AMD-SB-5001 • CWE-20: Improper Input Validation •
CVSS: 9.1EPSS: 0%CPEs: 356EXPL: 0CVE-2021-46753
https://notcve.org/view.php?id=CVE-2021-46753
Failure to validate the length fields of the ASP (AMD Secure Processor) sensor fusion hub headers may allow an attacker with a malicious Uapp or ABL to map the ASP sensor fusion hub region and overwrite data structures leading to a potential loss of confidentiality and integrity. • https://www.amd.com/en/corporate/product-security/bulletin/AMD-SB-4001 •
CVSS: 7.5EPSS: 0%CPEs: 336EXPL: 0CVE-2021-46749
https://notcve.org/view.php?id=CVE-2021-46749
Insufficient bounds checking in ASP (AMD Secure Processor) may allow for an out of bounds read in SMI (System Management Interface) mailbox checksum calculation triggering a data abort, resulting in a potential denial of service. • https://www.amd.com/en/corporate/product-security/bulletin/AMD-SB-4001 • CWE-125: Out-of-bounds Read •
CVSS: 8.8EPSS: 0%CPEs: 82EXPL: 0CVE-2022-29277
https://notcve.org/view.php?id=CVE-2022-29277
Incorrect pointer checks within the the FwBlockServiceSmm driver can allow arbitrary RAM modifications During review of the FwBlockServiceSmm driver, certain instances of SpiAccessLib could be tricked into writing 0xff to arbitrary system and SMRAM addresses. Fixed in: INTEL Purley-R: 05.21.51.0048 Whitley: 05.42.23.0066 Cedar Island: 05.42.11.0021 Eagle Stream: 05.44.25.0052 Greenlow/Greenlow-R(skylake/kabylake): Trunk Mehlow/Mehlow-R (CoffeeLake-S): Trunk Tatlow (RKL-S): Trunk Denverton: 05.10.12.0042 Snow Ridge: Trunk Graneville DE: 05.05.15.0038 Grangeville DE NS: 05.27.26.0023 Bakerville: 05.21.51.0026 Idaville: 05.44.27.0030 Whiskey Lake: Trunk Comet Lake-S: Trunk Tiger Lake H/UP3: 05.43.12.0052 Alder Lake: 05.44.23.0047 Gemini Lake: Not Affected Apollo Lake: Not Affected Elkhart Lake: 05.44.30.0018 AMD ROME: trunk MILAN: 05.36.10.0017 GENOA: 05.52.25.0006 Snowy Owl: Trunk R1000: 05.32.50.0018 R2000: 05.44.30.0005 V2000: Trunk V3000: 05.44.30.0007 Ryzen 5000: 05.44.30.0004 Embedded ROME: Trunk Embedded MILAN: Trunk Hygon Hygon #1/#2: 05.36.26.0016 Hygon #3: 05.44.26.0007 https://www.insyde.com/security-pledge/SA-2022060 Las comprobaciones incorrectas del puntero dentro del controlador FwBlockServiceSmm pueden permitir modificaciones arbitrarias de la RAM. Durante la revisión del controlador FwBlockServiceSmm, se podría engañar a ciertas instancias de SpiAccessLib para que escriban 0xff en direcciones SMRAM y del sistema arbitrarias. Solucionado en: INTEL Purley-R: 05.21.51.0048 Whitley: 05.42.23.0066 Cedar Island: 05.42.11.0021 Eagle Stream: 05.44.25.0052 Greenlow/Greenlow-R(skylake/kabylake): Trunk Mehlow/Mehlow-R (CoffeeLake-S) : Trunk Tatlow (RKL-S): Trunk Denverton: 05.10.12.0042 Snow Ridge: Trunk Graneville DE: 05.05.15.0038 Grangeville DE NS: 05.27.26.0023 Bakerville: 05.21.51.0026 Idaville: 05.44.27.0030 Whiskey Lake: Trunk Comet Lake-S : Trunk Tiger Lake H/UP3: 05.43.12.0052 Alder Lake: 05.44.23.0047 Gemini Lake: No afectado Apollo Lake: No afectado Elkhart Lake: 05.44.30.0018 AMD ROMA: Trunk MILAN: 05.36.10.0017 GÉNOVA: 05.52.25.0006 Nival: Trunk R1000: 05.32.50.0018 R2000: 05.44.30.0005 V2000: Trunk V3000: 05.44.30.0007 Ryzen 5000: 05.44.30.0004 Embedded ROME: Trunk Embedded MILAN: Trunk Hygon Hygon #1/#2: 05.36.2 6.0016 Hygon #3: 05.44. 26.0007 https://www.insyde.com/security-pledge/SA-2022060 • https://www.insyde.com/security-pledge https://www.insyde.com/security-pledge/SA-2022060 • CWE-787: Out-of-bounds Write •