CVE-2023-4155

A flaw was found in KVM AMD Secure Encrypted Virtualization SEV in the Linux kernel. A KVM guest using SEV-ES or SEV-SNP with multiple vCPUs can trigger a double fetch race condition vulnerability and invoke the VMGEXIT handler recursively. If an attacker manages to call the handler multiple time...

PT-2023-4323 · Linux +7 · Linux Kernel +7

Name of the Vulnerable Software and Affected Versions: Linux kernel affected versions not specified Description: A flaw was found in KVM AMD Secure Encrypted Virtualization SEV in the Linux kernel. A KVM guest using SEV-ES or SEV-SNP with multiple vCPUs can trigger a double fetch race condition...

Debian DSA-5459-1 : amd64-microcode - security update

The remote Debian 11 / 12 host has a package installed that is affected by multiple vulnerabilities as referenced in the dsa-5459 advisory. Tavis Ormandy discovered that under specific microarchitectural circumstances, a vector register in Zen 2 CPUs may not be written to 0 correctly. This flaw...

CVE-2023-20575

A flaw was found in hw, where a potential power side-channel vulnerability in some AMD processors may allow an authenticated attacker to use the power reporting functionality to monitor a program’s execution inside an AMD SEV VM, potentially resulting in a leak of sensitive information. Mitigatio...

CVE-2023-20575

A potential power side-channel vulnerability in some AMD processors may allow an authenticated attacker to use the power reporting functionality to monitor a program’s execution inside an AMD SEV VM potentially resulting in a leak of sensitive information...

Design/Logic Flaw

A potential power side-channel vulnerability in some AMD processors may allow an authenticated attacker to use the power reporting functionality to monitor a program’s execution inside an AMD SEV VM potentially resulting in a leak of sensitive information...

CVE-2023-20575

A potential power side-channel vulnerability in some AMD processors may allow an authenticated attacker to use the power reporting functionality to monitor a program’s execution inside an AMD SEV VM potentially resulting in a leak of sensitive information...

CVE-2023-20575

A potential power side-channel vulnerability in some AMD processors may allow an authenticated attacker to use the power reporting functionality to monitor a program’s execution inside an AMD SEV VM potentially resulting in a leak of sensitive information...

CVE-2023-20575

CVE-2023-20575 describes a potential power side-channel vulnerability in some AMD processors that could allow an authenticated attacker to use the power reporting functionality to monitor a program’s execution inside an AMD SEV VM , potentially leaking sensitive information. The AMD security bull...

PT-2023-17467 · Amd · Amd Processors

Name of the Vulnerable Software and Affected Versions: AMD processors affected versions not specified Description: A potential power side-channel issue in some AMD processors may allow an authenticated attacker to use the power reporting functionality to monitor a program’s execution inside an AM...

Fedora: Security Advisory for rust-sevctl (FEDORA-2023-37ae269843)

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...

[SECURITY] Fedora 37 Update: rust-sevctl-0.3.2-4.fc37

Administrative utility for AMD SEV...

edk2 security, bug fix, and enhancement update

20221207gitfff6d81270b5-9 - edk2-remove-amd-sev-feature-flag-from-secure-boot-builds-.patch bz2169247 - Resolves: bz2169247 edk2 Install a sev guest with enrolled secure boot failed 20221207gitfff6d81270b5-8 - edk2-OvmfPkg-disable-dynamic-mmio-window-rhel-only.patch bz2174605 - Resolves: bz217460...

CVE-2022-23818

Insufficient input validation on the model specific register: VMHSAVEPA may potentially lead to loss of SEV-SNP guest memory integrity...

CVE-2021-26406

Insufficient validation in parsing Owner's Certificate Authority OCA certificates in SEV AMD Secure Encrypted Virtualization and SEV-ES user application can lead to a host crash potentially resulting in denial of service...

Input validation

Insufficient validation in parsing Owner's Certificate Authority OCA certificates in SEV AMD Secure Encrypted Virtualization and SEV-ES user application can lead to a host crash potentially resulting in denial of service...

Input validation

Insufficient input validation on the model specific register: VMHSAVEPA may potentially lead to loss of SEV-SNP guest memory integrity...

CVE-2021-26406

Insufficient validation in parsing Owner's Certificate Authority OCA certificates in SEV AMD Secure Encrypted Virtualization and SEV-ES user application can lead to a host crash potentially resulting in 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...

CVE-2021-26406

Insufficient validation in parsing Owner's Certificate Authority OCA certificates in SEV AMD Secure Encrypted Virtualization and SEV-ES user application can lead to a host crash potentially resulting in denial of service...