CVE-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 •
CVE-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 •
CVE-2021-26316
https://notcve.org/view.php?id=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. • https://www.amd.com/en/corporate/product-security/bulletin/AMD-SB-1031 https://www.amd.com/en/corporate/product-security/bulletin/AMD-SB-1032 • CWE-20: Improper Input Validation •
CVE-2021-26341 – hw: cpu: AMD CPUs may transiently execute beyond unconditional direct branch
https://notcve.org/view.php?id=CVE-2021-26341
Some AMD CPUs may transiently execute beyond unconditional direct branches, which may potentially result in data leakage. Algunas CPUs de AMD pueden ejecutar transitoriamente más allá de las ramas directas no condicionales, lo que puede potencialmente resultar en un filtrado de datos A flaw was found in hw. This issue can cause AMD CPUs to transiently execute beyond unconditional direct branches. • http://www.openwall.com/lists/oss-security/2022/03/18/2 https://www.amd.com/en/corporate/product-security/bulletin/amd-sb-1026 https://access.redhat.com/security/cve/CVE-2021-26341 https://bugzilla.redhat.com/show_bug.cgi?id=2061703 • CWE-212: Improper Removal of Sensitive Information Before Storage or Transfer CWE-552: Files or Directories Accessible to External Parties •
CVE-2021-26401 – hw: cpu: LFENCE/JMP Mitigation Update for CVE-2017-5715
https://notcve.org/view.php?id=CVE-2021-26401
LFENCE/JMP (mitigation V2-2) may not sufficiently mitigate CVE-2017-5715 on some AMD CPUs. LFENCE/JMP (mitigación V2-2) puede no mitigar suficientemente CVE-2017-5715 en algunas CPUs AMD A flaw was found in hw. The speculative execution window of AMD LFENCE/JMP mitigation (MITIGATION V2-2) may be large enough to be exploited on AMD CPUs. • http://www.openwall.com/lists/oss-security/2022/03/18/2 https://www.amd.com/en/corporate/product-security/bulletin/amd-sb-1036 https://access.redhat.com/security/cve/CVE-2021-26401 https://bugzilla.redhat.com/show_bug.cgi?id=2061700 •