Unity Linux 20.1050e / 20.1060e / 20.1070e Security Update: grub2 (UTSA-2026-017477)

The Unity Linux 20 host has a package installed that is affected by a vulnerability as referenced in the UTSA-2026-017477 advisory. A flaw was found in grub2 in versions prior to 2.06. During USB device initialization, descriptors are read with very little bounds checking and assumes the USB devi...

Unity Linux 20.1050e / 20.1060e / 20.1070e Security Update: grub2 (UTSA-2026-017479)

The Unity Linux 20 host has a package installed that is affected by a vulnerability as referenced in the UTSA-2026-017479 advisory. A flaw was found in grub2 in versions prior to 2.06. The rmmod implementation allows the unloading of a module used as a dependency without checking if any other...

CVE-2026-40003

ZTE ZX297520V3 BootROM contains a vulnerability that allows arbitrary memory writes via USB. Attackers can exploit the lack of target address validation in the USB download mode to write data to any location in BootROM runtime memory, thereby overwriting the stack, hijacking the execution flow,...

CVE-2026-40003 USB-based arbitrary memory write vulnerability in ZTE ZX297520V3 soc BootROM

ZTE ZX297520V3 BootROM contains a vulnerability that allows arbitrary memory writes via USB. Attackers can exploit the lack of target address validation in the USB download mode to write data to any location in BootROM runtime memory, thereby overwriting the stack, hijacking the execution flow,...

CVE-2026-40003

ZTE ZX297520V3 BootROM contains a vulnerability that allows arbitrary memory writes via USB. Attackers can exploit the lack of target address validation in the USB download mode to write data to any location in BootROM runtime memory, thereby overwriting the stack, hijacking the execution flow,...

CVE-2026-40003

CVE-2026-40003 describes a USB-based arbitrary memory write vulnerability in the ZTE ZX297520V3 BootROM. The issue arises from lack of target address validation in the USB download mode, allowing writes to arbitrary locations in BootROM runtime memory. Potential consequences, as stated, include o...

CVE-2026-40003 USB-based arbitrary memory write vulnerability in ZTE ZX297520V3 soc BootROM

ZTE ZX297520V3 BootROM contains a vulnerability that allows arbitrary memory writes via USB. Attackers can exploit the lack of target address validation in the USB download mode to write data to any location in BootROM runtime memory, thereby overwriting the stack, hijacking the execution flow,...

EUVD-2026-28232

ZTE ZX297520V3 BootROM contains a vulnerability that allows arbitrary memory writes via USB. Attackers can exploit the lack of target address validation in the USB download mode to write data to any location in BootROM runtime memory, thereby overwriting the stack, hijacking the execution flow,...

PT-2026-38322

Name of the Vulnerable Software and Affected Versions ZTE ZX297520V3 affected versions not specified Description The BootROM contains an issue allowing arbitrary memory writes via USB. Due to a lack of target address validation in the USB download mode, it is possible to write data to any locatio...

Linux kernel double free in Xen privcmd driver

ISSUE DESCRIPTION The Linux kernel's privcmd driver can be abused to circumvent kernel lockdown secure boot by causing a double free of kernel memory. Note that this operation can be performed by root only, so any further impact on the system like denial of service is not security relevant. IMPAC...

CVE-2026-32220

CVE-2026-32220 : Improper access control in the Windows Virtualization-Based Security (VBS) Enclave allows an authorized local attacker to bypass a security feature. Affected component: Windows VBS Enclave within the Hyper-V/OS security stack. Documented impact includes local bypass of protection...

PT-2026-33497

New from Eclypsium: CVE-2026-25250. A Microsoft-signed third-party bootloader that completely skips signature verification when loading drivers. Secure Boot bypass on most Windows systems. Discovered by Mickey Shkatov and Stas Lyakhov. Patch now. https://t.co/ofZmE2CVeN https://t.co/FhYKdMNdxJ...

Vulnerabilities fixed in Microsoft Windows

Microsoft fixed vulnerabilities in Windows A malicious party can exploit the vulnerabilities to carry out attacks that can lead to the following categories of damage: - Denial-of-Service DoS - Manipulation of data - Accessing sensitive data - Execution of arbitrary code user privileges - Executio...

CVE-2025-14859 Semtech LR11xx Secure Boot Bypass

The Semtech LR11xx LoRa transceivers implement secure boot functionality using digital signatures to authenticate firmware. However, the implementation uses a non-standard cryptographic hashing algorithm that is vulnerable to second preimage attacks. An attacker with physical access to the device...

Semtech LR11xx LoRa 安全漏洞

Semtech LR11xx LoRa is a series of low-power wireless communication chips developed by the American company Semtech. The Semtech LR11xx LoRa device has a security vulnerability, which stems from the use of non-standard encryption hash algorithms that are vulnerable to secondary image attacks. Thi...

NewStart CGSL MAIN 6.06 (SP) : grub2 Multiple Vulnerabilities (NS-SA-2026-0016)

The remote NewStart CGSL host, running version MAIN 6.06 SP, has grub2 packages installed that are affected by multiple vulnerabilities: - Multiple integer underflows in Grub2 1.98 through 2.02 allow physically proximate attackers to bypass authentication, obtain sensitive information, or cause a...

Astra Linux – Vulnerability in grub2

GRUB2 does not call the fini functions upon exit, resulting in the Debian/Ubuntu’s peimage GRUB2 module leaving hooks in the UEFI system table after exit. This leads to a use-after-free condition and may potentially allow for bypassing secure boot...

EulerOS Virtualization 2.10.0 : grub2 (EulerOS-SA-2026-1170)

According to the versions of the grub2 packages installed, the EulerOS Virtualization installation on the remote host is affected by the following vulnerabilities : GNU GRUB aka GRUB2 through 2.12 does not use a constant-time algorithm for grubcryptomemcmp and thus allows side-channel...

Astra Linux – Vulnerability in grub2

When reading data from the disk, the GRUB’s UDF filesystem module uses the user-controlled data length metadata to allocate its internal buffers. In certain scenarios, while iterating through disk sectors, it assumes that the read size from the disk is always smaller than the allocated buffer siz...

Astra Linux – Vulnerability in grub2

A flaw was discovered in grub2. When reading data from a jfs filesystem, grub’s jfs filesystem module uses user-controlled parameters from the filesystem geometry to determine the internal buffer size. However, it improperly checks for integer overflows. A maliciously crafted filesystem may cause...