Undervoltage-based Static Side-channel Attacks (“Chypnosis”) on FPGAs

Summary This document describes a potential attack technique against FPGA devices that leverages side-channel analysis SCA techniques to physically extract register and memory content from the device. In applications following best practices for security, critical data, such as decryption keys, i...

Ubuntu 25.04 : Linux kernel (Azure) vulnerabilities (USN-7721-1)

"The remote Ubuntu 25.04 host has a package installed that is affected by multiple vulnerabilities as referenced in the USN-7721-1 advisory. Several security issues were discovered in the Linux kernel. An attacker could possibly use these to compromise the system. This update corrects flaws in th...

USN-7721-1: Linux kernel (Azure) vulnerabilities

Several security issues were discovered in the Linux kernel. An attacker could possibly use these to compromise the system. This update corrects flaws in the following subsystems: - ARM64 architecture; - PA-RISC architecture; - PowerPC architecture; - RISC-V architecture; - S390 architecture; - x...

USN-7699-1 linux, linux-aws, linux-aws-6.14, linux-gcp, linux-gcp-6.14, linux-oracle, linux-oracle-6.14, linux-raspi, linux-realtime vulnerabilities

Several security issues were discovered in the Linux kernel. An attacker could possibly use these to compromise the system. This update corrects flaws in the following subsystems: - ARM64 architecture; - RISC-V architecture; - x86 architecture; - Buffer Sharing and Synchronization framework; - DM...

CVE-2025-38535

In the Linux kernel, the following vulnerability has been resolved: phy: tegra: xusb: Fix unbalanced regulator disable in UTMI PHY mode When transitioning from USBROLEDEVICE to USBROLENONE, the code assumed that the regulator should be disabled. However, if the regulator is marked as always-on,...

CVE-2025-38535 phy: tegra: xusb: Fix unbalanced regulator disable in UTMI PHY mode

In the Linux kernel, the following vulnerability has been resolved: phy: tegra: xusb: Fix unbalanced regulator disable in UTMI PHY mode When transitioning from USBROLEDEVICE to USBROLENONE, the code assumed that the regulator should be disabled. However, if the regulator is marked as always-on,...

Physical Attacks Leading to Bypass of ASP Boot ROM Secure Boot

Summary Researchers shared a report titled “Code Execution on Zen 4 PSP using Voltage Fault Injection.” In the paper, the researchers reported their findings on Voltage Fault Injection VFI attacks targeting AMD “Zen 4” CPUs, specifically the Ryzen™ 8600G model. The researchers claim these types o...

Voltage Fault Injection on SEV Virtual Machines

Summary Researchers shared with AMD a report titled “Voltage Fault Injection on SEV-protected Virtual Machines.” The report noted a Voltage Fault Injection VFI attack targeting AMD EPYC™ 7272 CPUs running Secure Encrypted Virtualization SEV protected virtual machines VMs. Physical attacks such as...

Linux Distros Unpatched Vulnerability : CVE-2021-47067

The Linux/Unix host has one or more packages installed that are impacted by a vulnerability without a vendor supplied patch available. - In the Linux kernel, the following vulnerability has been resolved: soc/tegra: regulators: Fix locking up when voltage-spread is out of range Fix voltage couple...

Linux Distros Unpatched Vulnerability : CVE-2022-50141

The Linux/Unix host has one or more packages installed that are impacted by a vulnerability without a vendor supplied patch available. - In the Linux kernel, the following vulnerability has been resolved: mmc: sdhci-of-esdhc: Fix refcount leak in esdhcsignalvoltageswitch offindmatchingnode return...

CVE-2025-52586

The MOD3 command traffic between the monitoring application and the inverter is transmitted in plaintext without encryption or obfuscation. This vulnerability may allow an attacker with access to a local network to intercept, manipulate, replay, or forge critical data, including read/write...

CVE-2025-52586

The CVE-2025-52586 issue affects EG4 Electronics EG4 Inverters, where MOD3 command traffic between the monitoring application and the inverter is transmitted in plaintext. The root impact described across sources is interception, manipulation, replay, or forging of sensitive commands/data (voltag...

Optimal Planning for Enhancing the Resilience of Modern Distribution Systems against Cyberattacks

The increasing integration of IoT-connected devices in smart grids has introduced new vulnerabilities at the distribution level. Of particular concern is the potential for cyberattacks that exploit high-wattage IoT devices, such as EV chargers, to manipulate local demand and destabilize the grid...

The vulnerability of the power supply and bootrom memory systems in the Renesas Electronics RH850/F1L microcontroller allows a perpetrator to gain access to protected information.

The vulnerability of the power supply and the bootrom memory system of the Renesas Electronics RH850/F1L microcontroller is related to improper protection against voltage spikes and clock frequency failures. Exploiting this vulnerability can allow an attacker to gain access to the protected...

The vulnerability of the Renesas Electronics RH850/F1L microcontroller, related to improper protection against voltage spikes and clock frequency fluctuations, allows a hacker to gain access to the protected information.

The vulnerability of the Renesas Electronics RH850/F1L microcontroller is related to improper protection against voltage spikes and clock frequency fluctuations. Exploiting this vulnerability can allow an attacker to gain access to the protected information...

Adaptive Variation-Resilient Random Number Generator for Embedded Encryption

With a growing interest in securing user data within the internet-of-things IoT, embedded encryption has become of paramount importance, requiring light-weight high-quality Random Number Generators RNGs. Emerging stochastic device technologies produce random numbers from stochastic physical...

Arbiter PUF: Uniqueness and Reliability Analysis Using Hybrid CMOS-Stanford Memristor Model

In an increasingly interconnected world, protecting electronic devices has grown more crucial because of the dangers of data extraction, reverse engineering, and hardware tampering. Producing chips in a third-party manufacturing company can let hackers change the design. As the Internet of Things...

USN-7591-5 linux-intel-iotg vulnerabilities

Michael Randrianantenaina discovered that the Bluetooth driver in the Linux Kernel contained an improper access control vulnerability. A nearby attacker could use this to connect a rougue device and possibly execute arbitrary code. CVE-2024-8805 It was discovered that the CIFS network file system...

USN-7598-1 linux-azure-5.15 vulnerabilities

Michael Randrianantenaina discovered that the Bluetooth driver in the Linux Kernel contained an improper access control vulnerability. A nearby attacker could use this to connect a rougue device and possibly execute arbitrary code. CVE-2024-8805 Several security issues were discovered in the Linu...

USN-7597-1 linux-azure vulnerabilities

Michael Randrianantenaina discovered that the Bluetooth driver in the Linux Kernel contained an improper access control vulnerability. A nearby attacker could use this to connect a rougue device and possibly execute arbitrary code. CVE-2024-8805 Several security issues were discovered in the Linu...