CVE-2021-30285

CVE-2021-30285: Qualcomm closed-source Hypervisor memory-region validation flaw leads to incorrect region mapping. CNNVD details a wide set of affected Qualcomm products (AR8031/AR8035, CSRA66xx, FSM1005x/56x, MDM9150, qca4xxx/6xxx series, SAx/SDx families, etc.) with the root cause being imprope...

Qualcomm 组件 输入验证错误漏洞

The Qualcomm Component is a component of Qualcomm Incorporated USA. An intrinsic part that provides functionality to Qualcomm devices. A security vulnerability exists in the Qualcomm Component that originates from incorrect validation of memory regions in the Hypervisor can lead to incorrect regi...

PT-2025-53940

Name of the Vulnerable Software and Affected Versions linux affected versions not specified Description A memory leak exists in the Linux kernel related to RDMA/restrack functionality. Specifically, the memory region restrack is not properly released when deleted, leading to a memory leak as the...

Lenovo ThinkPad 输入验证错误漏洞

Lenovo ThinkPad is a portable computer from Lenovo China. An input validation error vulnerability exists in the SMI callback function used in the CSME configuration of some Lenovo laptops and ThinkPad systems, which can be exploited by an attacker to obtain data outside the scope of SMRAM...

The vulnerability of the QEMU hardware emulation API, related to writing beyond the buffer boundaries, allows a hacker to trigger a service failure.

The vulnerability of the QEMU hardware emulation API is related to an initialization error in the memory region cache. Exploiting this vulnerability can allow an attacker to cause a system failure...

DEBIAN-CVE-2021-28702

PCI devices with RMRRs not deassigned correctly Certain PCI devices in a system might be assigned Reserved Memory Regions specified via Reserved Memory Region Reporting, "RMRR". These are typically used for platform tasks such as legacy USB emulation. If such a device is passed through to a guest...

Xen 资源管理错误漏洞

Xen is an open source virtual machine monitor product from the University of Cambridge, UK. The product enables different and incompatible operating systems to run on the same computer and supports migration at runtime to ensure uptime and avoid downtime. A resource management error vulnerability...

CVE-2021-34387

The ARM TrustZone Technology on which Trusty is based on contains a vulnerability in access permission settings where the portion of the DRAM reserved for TrustZone is identity-mapped by TLK with read, write, and execute permissions, which gives write access to kernel code and data that is...

UBUNTU-CVE-2021-3582

A flaw was found in the QEMU implementation of VMWare's paravirtual RDMA device. The issue occurs while handling a "PVRDMACMDCREATEMR" command due to improper memory remapping mremap. This flaw allows a malicious guest to crash the QEMU process on the host. The highest threat from this...

The vulnerability of the set_memory_region_test function (arch/x86/kvm/svm/svm.c) in Linux operating system kernels allows a malicious actor to cause a service failure.

The vulnerability of the setmemoryregiontest function arch/x86/kvm/svm/svm.c in Linux operating systems is related to an infinite loop. Exploiting this vulnerability could allow an attacker to cause a service failure...

UBUNTU-CVE-2020-36310

An issue was discovered in the Linux kernel before 5.8. arch/x86/kvm/svm/svm.c allows a setmemoryregiontest infinite loop for certain nested page faults, aka CID-e72436bc3a52...

Linux kernel infinite loop vulnerability (CNVD-2021-29471)

The Linux kernel is a computer operating system kernel written in C and assembly language, compliant with the POSIX standard, and distributed under the GNU General Public License. A setmemoryregiontest infinite loop vulnerability exists in arch/x86/kvm/svm/svm.c in Linux kernel versions prior to...

qemu security update

15:4.2.1-5.el7 - qemu.spec: use --tls-priority=NORMAL for OL7 Elena Ufimtseva - hostmem: fix default 'prealloc-threads' count Mark Kanda Orabug: 32472127 - hostmem: introduce 'prealloc-threads' property Igor Mammedov - qom: introduce objectregistersugarprop Paolo Bonzini - migration/multifd: Do...

CVE-2021-25338

Improper memory access control in RKP in Samsung mobile devices prior to SMR Mar-2021 Release 1 allows an attacker, given a compromised kernel, to write certain part of RKP EL2 memory region...

grub2: cutmem command allows privileged user to remove memory regions when Secure Boot is enabled

A flaw was found in grub2. The cutmem command does not honor secure boot locking allowing an privileged attacker to remove address ranges from memory creating an opportunity to circumvent SecureBoot protections after proper triage about grub's memory layout. The highest threat from this...

Ubuntu: Security Advisory (USN-4725-1)

The remote host is missing an update for the SPDX-FileCopyrightText: 2021 Greenbone AG Some text descriptions might be excerpted from a referenced sources, and are Copyright C by the respective right holders. SPDX-License-Identifier: GPL-2.0-only ifdescription...

USN-4725-1 qemu vulnerabilities

It was discovered that QEMU incorrectly handled memory in iSCSI emulation. An attacker inside the guest could possibly use this issue to obtain sensitive information. This issue only affected Ubuntu 16.04 LTS, Ubuntu 18.04 LTS, and Ubuntu 20.04 LTS. CVE-2020-11947 Alexander Bulekov discovered tha...

OESA-2021-1012 qemu security update

QEMU is a FAST! processor emulator using dynamic translation to achieve good emulation speed. QEMU has two operating modes: Full system emulation. In this mode, QEMU emulates a full system for example a PC, including one or several processors and various peripherals. It can be used to launch...

Write to immutable memory region in TensorFlow

Impact The tf.rawops.ImmutableConst operation returns a constant tensor created from a memory mapped file which is assumed immutable. However, if the type of the tensor is not an integral type, the operation crashes the Python interpreter as it tries to write to the memory area: python import...

GHSA-HHVC-G5HV-48C6 Write to immutable memory region in TensorFlow

Impact The tf.rawops.ImmutableConst operation returns a constant tensor created from a memory mapped file which is assumed immutable. However, if the type of the tensor is not an integral type, the operation crashes the Python interpreter as it tries to write to the memory area: python import...