CVE-2021-46749

CVE-2021-46749 corresponds to an out-of-bounds read vulnerability in the AMD Secure Processor (ASP) affecting the System Management Interface (SMI) mailbox checksum calculation, caused by insufficient bounds checking. The vulnerability can trigger a data abort and potentially lead to a denial of ...

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...

CVE-2021-26406

CVE-2021-26406 describes insufficient validation in parsing Owner’s Certificate Authority (OCA) certificates within AMD SEV/SEV-ES, potentially causing a host crash and denial of service. The vulnerability is documented across multiple AMD security bulletins (AMD-SB-3001, AMD-SB-4001) with mitiga...

kernel: drm/amd/display: clear optc underflow before turn off odm clock

In the Linux kernel, the following vulnerability has been resolved: drm/amd/display: clear optc underflow before turn off odm clock Why After ODM clock off, optc underflow bit will be kept there always and clear not work. We need to clear that before clock off. How Clear that if have when clock o...

kernel: drm/amd/display: Check if modulo is 0 before dividing.

In the Linux kernel, the following vulnerability has been resolved: drm/amd/display: Check if modulo is 0 before dividing. How & Why If a value of 0 is read, then this will cause a divide-by-0 panic...

hw: cpu: AMD CPUs may transiently execute beyond unconditional direct branch

A flaw was found in hw. This issue can cause AMD CPUs to transiently execute beyond unconditional direct branches...

AMD Secure Processor和AMD System Management Unit 输入验证错误漏洞

The AMD System Management Unit SMU and AMD Secure Processor ASP are both products of UltraMicroelectronics AMD, Inc.The AMD System Management Unit is a system management unit.The AMD Secure Processor is a standalone AMD Secure Processor is a standalone ARM Coretex-A5 chip. A security vulnerabilit...

AMD Secure Processor和AMD System Management Unit 安全漏洞

The AMD System Management Unit SMU and AMD Secure Processor ASP are both products of UltraMicroelectronics AMD, Inc.The AMD System Management Unit is a system management unit.The AMD Secure Processor is a standalone AMD Secure Processor is a standalone ARM Coretex-A5 chip. A security vulnerabilit...

PT-2023-12569 · Amd · Amd Secure Processor

Name of the Vulnerable Software and Affected Versions: AMD Secure Processor affected versions not specified Description: The issue is related to insufficient input validation in the ASP bootloader, which may allow an attacker with a compromised Uapp or ABL to expose sensitive information to the...

AMD Secure Processor和AMD System Management Unit 安全漏洞

The AMD System Management Unit SMU and AMD Secure Processor ASP are both products of UltraMicroelectronics AMD, Inc.The AMD System Management Unit is a system management unit.The AMD Secure Processor is a standalone AMD Secure Processor is a standalone ARM Coretex-A5 chip. A security vulnerabilit...

AMD Client UEFI Firmware May 2023 Security Update

AMD has informed HP of potential vulnerabilities identified in client platform components for some AMD Athlon™ Processors and Ryzen™ Processors, which might allow arbitrary code execution, denial of service, and/or information disclosure. AMD is releasing firmware updates to mitigate these...

Client Vulnerabilities – May 2023

Bulletin ID: AMD-SB-4001 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 discovered, and mitigations are being...

PT-2023-17450 · Amd · 2Nd Gen Amd Epyc™ +41

Name of the Vulnerable Software and Affected Versions: No specific software or versions are mentioned in the provided descriptions. Description: An attacker with a compromised ASP could possibly send malformed commands to an ASP on another CPU, resulting in an out of bounds write, potentially...

PT-2023-12737 · Amd · Amd Sev-Snp

Name of the Vulnerable Software and Affected Versions: AMD SEV-SNP affected versions not specified Description: The issue is related to insufficient input validation on the model-specific register: VM HSAVE PA, which may potentially lead to loss of SEV-SNP guest memory integrity. Recommendations:...

PT-2023-12568 · Amd · Amd Secure Processor

Name of the Vulnerable Software and Affected Versions: AMD Secure Processor affected versions not specified Description: The issue is related to the failure to validate the length fields of the ASP sensor fusion hub headers. This may allow an attacker with a malicious Uapp or ABL to map the ASP...

AMD Secure Processor和AMD System Management Unit 安全漏洞

AMD Secure Processor ASP is a standalone ARM Coretex-A5 chip from UltraMicroelectronics AMD. A security vulnerability exists in AMD Secure Processor and AMD System Management Unit. No information about this vulnerability is available at this time, so please stay tuned to CNNVD or the vendor...

PT-2023-12588 · Amd · Amd Secure Processor

Name of the Vulnerable Software and Affected Versions: AMD Secure Processor affected versions not specified Description: The issue is related to insufficient bounds checking in the AMD Secure Processor, which may allow for an out of bounds read in the System Management Interface mailbox checksum...

AMD Server Vulnerabilities – May 2023

Bulletin ID: AMD-SB-3001 Potential Impact: Varies by CVE, see descriptions below Severity: Varies by CVE, see descriptions below Summary Potential vulnerabilities in the AMD Secure Processor ASP, AMD System Management Unit SMU, AMD Secure Encrypted Virtualization SEV and other platform components...

Important: kernel-rt security and bug fix update

The kernel-rt packages provide the Real Time Linux Kernel, which enables fine-tuning for systems with extremely high determinism requirements. Security Fixes: use-after-free in l2capconnect and l2capleconnectreq in net/bluetooth/l2capcore.c CVE-2022-42896 net/ulp: use-after-free in listening ULP...

Fedora: Security Advisory for rust-sevctl (FEDORA-2023-cc21019773)

The remote host is missing an update for the SPDX-FileCopyrightText: 2023 Greenbone AG Some text descriptions might be excerpted from a referenced sources, and are Copyright C by the respective right holders. SPDX-License-Identifier: GPL-2.0-only ifdescription...