CVE-2022-23813

The software interfaces to ASP and SMU may not enforce the SNP memory security policy resulting in a potential loss of integrity of guest memory in a confidential compute environment...

CVE-2022-23813

CVE-2022-23813 involves AMD ASP/SMU where the interface between ASP and SMU may fail to enforce SNP memory security policy, risking loss of integrity of SNP-protected guest memory in confidential Compute (AMD EPYC). Affected: ASP/SMU components across generations; Root cause: inadequate enforceme...

CVE-2021-26409

CVE-2021-26409 affects AMD SEV-ES, where insufficient bounds checking can corrupt the Reverse Map (RMP) memory, potentially compromising SNP memory integrity. Public references identify AMD SEV-ES-related memory integrity risk; mitigation guidance is distributed via AMD’s PSU/AGS updates (AMD-SB-...

CVE-2021-26396

Insufficient validation of address mapping to IO in ASP AMD Secure Processor may result in a loss of memory integrity in the SNP guest...

CVE-2021-26396

The CVE-2021-26396 issue affects the AMD Secure Processor (ASP) where insufficient validation of address mapping to IO can lead to loss of memory integrity in the SNP guest. The entry is supported by multiple sources (NVD/NCSC AMD SB) detailing the vulnerability and its scope across AMD EPYC gene...

CVE-2021-26396

Insufficient validation of address mapping to IO in ASP AMD Secure Processor may result in a loss of memory integrity in the SNP guest...

CVE-2021-26328

CVE-2021-26328 describes a vulnerability in AMD’s Secure Processor/AMD EPYC platform related to SNP_INIT. The issue is a failure to verify the mode of CPU execution during SNP_INIT, which may lead to a potential loss of memory integrity for SNP guests. The AMD security bulletin AMD-SB-1032 docume...

CVE-2021-26328

Failure to verify the mode of CPU execution at the time of SNPINIT may lead to a potential loss of memory integrity for SNP guests...

PT-2022-9878 · Ieee +1 · 802.2 +3

Name of the Vulnerable Software and Affected Versions: No specific software or versions are mentioned in the provided descriptions. Description: The issue allows Layer 2 network filtering capabilities, such as IPv6 RA guard, to be bypassed. This can be achieved by utilizing LLC/SNAP headers with...

FreeBSD : wolfssl -- multiple issues (9b9a5f6e-1755-11ed-adef-589cfc01894a)

The version of FreeBSD installed on the remote host is prior to tested version. It is, therefore, affected by multiple vulnerabilities as referenced in the 9b9a5f6e-1755-11ed-adef-589cfc01894a advisory. - AMD EPYC Processors contain an information disclosure vulnerability in the Secure Encrypted...

grub2 security update

2.02-123.0.7.el86.8 - Enable back btrfs module by default Orabug: 34377188 2.02-123.0.6.el86.8 - Backport upstream SNP protocol fixes Orabug: 34195100 2.02-123.0.5.el86.8 - Rebase Fix EFI loader kernel image allocation patch, adapt it to new NX code Orabug: 34352232 2.02-123.0.4.el86.8 - enable...

CVE-2021-26342

In SEV guest VMs, the CPU may fail to flush the Translation Lookaside Buffer TLB following a particular sequence of operations that includes creation of a new virtual machine control block VMCB. The failure to flush the TLB may cause the microcode to use stale TLB translations which may allow for...

CVE-2021-26349

Failure to assign a new report ID to an imported guest may potentially result in an SEV-SNP guest VM being tricked into trusting a dishonest Migration Agent MA...

Design/Logic Flaw

Failure to assign a new report ID to an imported guest may potentially result in an SEV-SNP guest VM being tricked into trusting a dishonest Migration Agent MA...

CVE-2021-26349

Failure to assign a new report ID to an imported guest may potentially result in an SEV-SNP guest VM being tricked into trusting a dishonest Migration Agent MA...

CVE-2021-26349

CVE-2021-26349 is listed as part of multiple SUSE kernel-firmware advisories (SUSE-SU-2022-1923-1 and related updates). The description indicates a vulnerability where failure to assign a new report ID to an imported guest could allow an SEV-SNP guest VM to be tricked into trusting a malicious Mi...

CVE-2021-26349

Failure to assign a new report ID to an imported guest may potentially result in an SEV-SNP guest VM being tricked into trusting a dishonest Migration Agent MA...

CVE-2021-26324

A bug with the SEV-ES TMR may lead to a potential loss of memory integrity for SNP-active VMs...

Denial of service

A bug with the SEV-ES TMR may lead to a potential loss of memory integrity for SNP-active VMs...

CVE-2021-26324

CVE-2021-26324 concerns a bug in the SEV-ES TMR that may lead to a loss of memory integrity for SNP-active VMs on AMD EPYC platforms. The available documents do not provide an attacker’s exploit path or exploitability details. The AMD security bulletin AMD-SB-1021 maps this CVE to affected EPYC g...