hw: amd: INVD instruction may lead to a loss of SEV-ES guest machine memory integrity problem

A flaw was found in some of AMD CPU's due to improper or unexpected behavior of the INVD. This issue may allow an attacker with a malicious hypervisor to affect cache line write-back behavior of the CPU, potentially leading to a loss of guest virtual machine VM memory integrity...

CentOS 8 : linux-firmware (CESA-2024:3178)

The remote CentOS Linux 8 host has packages installed that are affected by multiple vulnerabilities as referenced in the CESA-2024:3178 advisory. - Protection mechanism failure for some IntelR PROSet/Wireless WiFi software may allow a privileged user to potentially enable escalation of privilege...

RHEL 7 : linux-firmware (RHSA-2024:0753)

The remote Redhat Enterprise Linux 7 host has packages installed that are affected by a vulnerability as referenced in the RHSA-2024:0753 advisory. The linux-firmware packages contain all of the firmware files that are required by various devices to operate. Security Fixes: RCVE-2023-20592 For mo...

AMD Response to “ZENHAMMER: Rowhammer Attacks on AMD Zen-Based Platforms”

AMD ID: AMD-SB-7021 Potential Impact: Memory integrity Severity: N/A Summary On February 26, 2024, AMD received new research related to an industry-wide DRAM issue documented in “ZENHAMMER: Rowhammering Attacks on AMD Zen-based Platforms” from researchers at ETH Zurich. The research demonstrates...

hw: amd: INVD instruction may lead to a loss of SEV-ES guest machine memory integrity problem

A flaw was found in some of AMD CPU's due to improper or unexpected behavior of the INVD. This issue may allow an attacker with a malicious hypervisor to affect cache line write-back behavior of the CPU, potentially leading to a loss of guest virtual machine VM memory integrity...

RHEL 8 : linux-firmware (RHSA-2024:1112)

The remote Redhat Enterprise Linux 8 host has packages installed that are affected by multiple vulnerabilities as referenced in the RHSA-2024:1112 advisory. The linux-firmware packages contain all of the firmware files that are required by various devices to operate. Security Fixes: hw: intel:...

Moderate: Red Hat Security Advisory: linux-firmware security update

An update for linux-firmware is now available for Red Hat Enterprise Linux 7.7 Advanced Update Support. Red Hat Product Security has rated this update as having a security impact of Moderate. A Common Vulnerability Scoring System CVSS base score, which gives a detailed severity rating, is availab...

hw: amd: INVD instruction may lead to a loss of SEV-ES guest machine memory integrity problem

A flaw was found in some of AMD CPU's due to improper or unexpected behavior of the INVD. This issue may allow an attacker with a malicious hypervisor to affect cache line write-back behavior of the CPU, potentially leading to a loss of guest virtual machine VM memory integrity...

hw: amd: INVD instruction may lead to a loss of SEV-ES guest machine memory integrity problem

A flaw was found in some of AMD CPU's due to improper or unexpected behavior of the INVD. This issue may allow an attacker with a malicious hypervisor to affect cache line write-back behavior of the CPU, potentially leading to a loss of guest virtual machine VM memory integrity...

RHEL 7 : linux-firmware (RHSA-2024:0978)

The remote Redhat Enterprise Linux 7 host has packages installed that are affected by a vulnerability as referenced in the RHSA-2024:0978 advisory. The linux-firmware packages contain all of the firmware files that are required by various devices to operate. Security Fixes: hw: amd: INVD...

hw: amd: INVD instruction may lead to a loss of SEV-ES guest machine memory integrity problem

A flaw was found in some of AMD CPU's due to improper or unexpected behavior of the INVD. This issue may allow an attacker with a malicious hypervisor to affect cache line write-back behavior of the CPU, potentially leading to a loss of guest virtual machine VM memory integrity...

CentOS 7 : linux-firmware (RHSA-2024:0753)

The remote CentOS Linux 7 host has packages installed that are affected by a vulnerability as referenced in the RHSA-2024:0753 advisory. - Improper or unexpected behavior of the INVD instruction in some AMD CPUs may allow an attacker with a malicious hypervisor to affect cache line write-back...

hw: amd: INVD instruction may lead to a loss of SEV-ES guest machine memory integrity problem

A flaw was found in some of AMD CPU's due to improper or unexpected behavior of the INVD. This issue may allow an attacker with a malicious hypervisor to affect cache line write-back behavior of the CPU, potentially leading to a loss of guest virtual machine VM memory integrity...

Design/Logic Flaw

Arm provides multiple helpers to clean & invalidate the cache for a given region. This is, for instance, used when allocating guest memory to ensure any writes such as the ones during scrubbing have reached memory before handing over the page to a guest. Unfortunately, the arithmetics in the...

CVE-2023-46837 arm32: The cache may not be properly cleaned/invalidated (take two)

Arm provides multiple helpers to clean & invalidate the cache for a given region. This is, for instance, used when allocating guest memory to ensure any writes such as the ones during scrubbing have reached memory before handing over the page to a guest. Unfortunately, the arithmetics in the...

SUSE SLES15 Security Update : kernel-firmware (SUSE-SU-2023:4665-1)

The remote SUSE Linux SLES15 / SLESSAP15 host has packages installed that are affected by multiple vulnerabilities as referenced in the SUSE-SU-2023:4665-1 advisory. Update AMD ucode to 20231030 bsc1215831: - CVE-2022-23820: Failure to validate the AMD SMM communication buffer may allow an attack...

SUSE-SU-2023:4665-1 Security update for kernel-firmware

This update for kernel-firmware fixes the following issues: Update AMD ucode to 20231030 bsc1215831: - CVE-2022-23820: Failure to validate the AMD SMM communication buffer may allow an attacker to corrupt the SMRAM potentially leading to arbitrary code execution. - CVE-2021-46774: Insufficient...

SUSE-SU-2023:4664-1 Security update for kernel-firmware

This update for kernel-firmware fixes the following issues: Update AMD ucode to 20231030 bsc1215831: - CVE-2022-23820: Failure to validate the AMD SMM communication buffer may allow an attacker to corrupt the SMRAM potentially leading to arbitrary code execution. - CVE-2021-46774: Insufficient...

SUSE-SU-2023:4660-1 Security update for kernel-firmware

This update for kernel-firmware fixes the following issues: Update AMD ucode to 20231030 bsc1215831: - CVE-2022-23820: Failure to validate the AMD SMM communication buffer may allow an attacker to corrupt the SMRAM potentially leading to arbitrary code execution. - CVE-2021-46774: Insufficient...

SUSE-SU-2023:4655-1 Security update for kernel-firmware

This update for kernel-firmware fixes the following issues: Update AMD ucode to 20231030 bsc1215831: - CVE-2022-23820: Failure to validate the AMD SMM communication buffer may allow an attacker to corrupt the SMRAM potentially leading to arbitrary code execution. - CVE-2021-46774: Insufficient...