cve-2023-31346-poc

Firmware Memory Leak The code here aims to demonstrate the memory leaks in guest messages headers and the CPUID request guest message. Prerequisites Install rustup. Install a Linux kernel with SEV-SNP host support. I used a kernel with my a few of own patches...

Rocky Linux 8 [CIQ] Security Update: iwl100-firmware / iwl1000-firmware / iwl105-firmware / etc (crlsa-2024_4262)

The Rocky Linux 8 host has packages installed that are affected by a vulnerability as referenced in the CIQ crlsa-20244262 advisory. kernel: Reserved fields in guest message responses may not be zero initialized CVE-2023-31346 Tenable has extracted the preceding description block directly from th...

MiracleLinux 9 : linux-firmware-20240603-143.1.el9_4 (AXSA:2024-8596:08)

The remote MiracleLinux 9 host has packages installed that are affected by a vulnerability as referenced in the AXSA:2024-8596:08 advisory. kernel: Reserved fields in guest message responses may not be zero initialized CVE-2023-31346 Tenable has extracted the preceding description block directly...

MiracleLinux 8 : linux-firmware-20240610-122.git90df68d2.el8_10 (AXSA:2024-8543:07)

The remote MiracleLinux 8 host has packages installed that are affected by a vulnerability as referenced in the AXSA:2024-8543:07 advisory. kernel: Reserved fields in guest message responses may not be zero initialized CVE-2023-31346 Tenable has extracted the preceding description block directly...

RLSA-2024:4262 Moderate: linux-firmware security update

The linux-firmware packages contain all of the firmware files that are required by various devices to operate. Security Fixes: kernel: Reserved fields in guest message responses may not be zero initialized CVE-2023-31346 For more details about the security issues, including the impact, a CVSS...

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

An update for linux-firmware is now available for Red Hat Enterprise Linux 8.2 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...

kernel: Reserved fields in guest message responses may not be zero initialized

A flaw was found in some AMD CPUs where the guest message responses have not been zero-initialized. This issue may allow a local attacker with the ability to run arbitrary code on a container or virtual machine to discover sensitive information contained in the host system's memory...

RHEL 8 : linux-firmware (RHSA-2024:5883)

The remote Redhat Enterprise Linux 8 host has packages installed that are affected by multiple vulnerabilities as referenced in the RHSA-2024:5883 advisory. The linux-firmware packages contain all of the firmware files that are required by various devices to operate. Security Fixes: kernel:...

kernel: Reserved fields in guest message responses may not be zero initialized

A flaw was found in some AMD CPUs where the guest message responses have not been zero-initialized. This issue may allow a local attacker with the ability to run arbitrary code on a container or virtual machine to discover sensitive information contained in the host system's memory...

kernel: Reserved fields in guest message responses may not be zero initialized

A flaw was found in some AMD CPUs where the guest message responses have not been zero-initialized. This issue may allow a local attacker with the ability to run arbitrary code on a container or virtual machine to discover sensitive information contained in the host system's memory...

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

An update for linux-firmware is now available for Red Hat Enterprise Linux 9. 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 available for each vulnerability...

kernel: Reserved fields in guest message responses may not be zero initialized

A flaw was found in some AMD CPUs where the guest message responses have not been zero-initialized. This issue may allow a local attacker with the ability to run arbitrary code on a container or virtual machine to discover sensitive information contained in the host system's memory...

kernel: Reserved fields in guest message responses may not be zero initialized

A flaw was found in some AMD CPUs where the guest message responses have not been zero-initialized. This issue may allow a local attacker with the ability to run arbitrary code on a container or virtual machine to discover sensitive information contained in the host system's memory...

kernel: Reserved fields in guest message responses may not be zero initialized

A flaw was found in some AMD CPUs where the guest message responses have not been zero-initialized. This issue may allow a local attacker with the ability to run arbitrary code on a container or virtual machine to discover sensitive information contained in the host system's memory...

kernel: Reserved fields in guest message responses may not be zero initialized

A flaw was found in some AMD CPUs where the guest message responses have not been zero-initialized. This issue may allow a local attacker with the ability to run arbitrary code on a container or virtual machine to discover sensitive information contained in the host system's memory...