CVE-2021-46768

Insufficient input validation in SEV firmware may allow an attacker to perform out-of-bounds memory reads within the ASP boot loader, potentially leading to a denial of service...

CVE-2022-38773

Affected devices do not contain an Immutable Root of Trust in Hardware. With this the integrity of the code executed on the device can not be validated during load-time. An attacker with physical access to the device could use this to replace the boot image of the device and execute arbitrary cod...

Windows Boot Manager Security Feature Bypass Vulnerability

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This Week in Spring - January 9th, 2023

Hi, Spring fans! As I write this Im on a plane winging my way to Helsinki, Finland. A new year and new journeys begin. Its going to be cold there. Wish me luck! Do you know what always warms me up? The thrill of learning. And this weeks no different. This week weve got some good stuff line up so...

PT-2023-1405 · Amd · Amd Secure Encrypted Virtualization (Sev) Firmware

Name of the Vulnerable Software and Affected Versions: AMD Secure Encrypted Virtualization SEV firmware affected versions not specified Description: The issue is related to insufficient input validation in the SEV firmware, which may allow an attacker to perform out-of-bounds memory reads within...

CVE-2023-21560

Technical details about CVE-2023-21560 (affected products, root cause, impact, remediation) are not provided in the supplied connected documents. Monitor for official disclosures and vendor advisories; the current set does not specify affected systems or fixes.

Siemens S7-1500 CPU devices

As of January 10, 2023, CISA will no longer be updating ICS security advisories for Siemens product vulnerabilities beyond the initial advisory. For the most up-to-date information on vulnerabilities in this advisory, please see Siemens' ProductCERT Security Advisories CERT Services | Services |...

Siemens SIMATIC S7-1500 安全漏洞

SIMATIC drive controllers are designed for the automation of production machines, combining the functionality of the SIMATIC S7-1500 CPU and the SINAMICS S120 drive control.The SIMATIC S7-1500 CPU products are designed for discrete and continuous control in industrial environments such as global...

Microsoft Windows Boot Manager 安全漏洞

Microsoft Windows Boot Manager is a Microsoft-provided UEFI application used to set up the boot environment by Microsoft Corporation USA. A security vulnerability exists in Microsoft Windows Boot Manager that stems from the presence of a security feature bypass vulnerability...

CVE-2023-21560 Windows Boot Manager Security Feature Bypass Vulnerability

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CVE-2023-21560 Windows Boot Manager Security Feature Bypass Vulnerability

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AlmaLinux 8 : grub2 (ALSA-2023:0049)

The remote AlmaLinux 8 host has packages installed that are affected by multiple vulnerabilities as referenced in the ALSA-2023:0049 advisory. - A buffer overflow was found in grubfontconstructglyph. A malicious crafted pf2 font can lead to an overflow when calculating the maxglyphsize value,...

KLA20158 Multiple vulnerabilities in Microsoft Products (ESU)

Multiple vulnerabilities were found in Microsoft Products Extended Security Update. Malicious users can exploit these vulnerabilities to cause denial of service, gain privileges, execute arbitrary code, bypass security restrictions, obtain sensitive information. Below is a complete list of...

Moderate: Red Hat Security Advisory: grub2 security update

An update for grub2 is now available for Red Hat Enterprise Linux 8.4 Extended 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 available for ea...

grub2: Buffer overflow in grub_font_construct_glyph() can lead to out-of-bound write and possible secure boot bypass

A flaw was found where a maliciously crafted pf2 font could lead to an out-of-bounds write in grub2. A successful attack can lead to memory corruption and secure boot circumvention...

grub2: Buffer overflow in grub_font_construct_glyph() can lead to out-of-bound write and possible secure boot bypass

A flaw was found where a maliciously crafted pf2 font could lead to an out-of-bounds write in grub2. A successful attack can lead to memory corruption and secure boot circumvention...

Moderate: Red Hat Security Advisory: grub2 security and bug fix update

An update for grub2 is now available for Red Hat Enterprise Linux 8.6 Extended 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 available for ea...

grub2: Buffer overflow in grub_font_construct_glyph() can lead to out-of-bound write and possible secure boot bypass

A flaw was found where a maliciously crafted pf2 font could lead to an out-of-bounds write in grub2. A successful attack can lead to memory corruption and secure boot circumvention...

ALSA-2023:0049 Moderate: grub2 security update

The grub2 packages provide version 2 of the Grand Unified Boot Loader GRUB, a highly configurable and customizable boot loader with modular architecture. The packages support a variety of kernel formats, file systems, computer architectures, and hardware devices. Security Fixes: grub2: Buffer...

Moderate: grub2 security update

The grub2 packages provide version 2 of the Grand Unified Boot Loader GRUB, a highly configurable and customizable boot loader with modular architecture. The packages support a variety of kernel formats, file systems, computer architectures, and hardware devices. Security Fixes: grub2: Buffer...