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 runtime migration to ensure uptime and avoid downtime. A security vulnerability exists in Xen, whic...

CVE-2021-27278

This vulnerability allows local attackers to escalate privileges on affected installations of Parallels Desktop 16.1.1-49141. An attacker must first obtain the ability to execute high-privileged code on the target guest system in order to exploit this vulnerability. The specific flaw exists withi...

QEMU 缓冲区错误漏洞

QEMU Quick Emulator is a set of simulation processor software by Fabrice Bellard, a French individual developer. The software is fast and cross-platform. QEMU suffers from a buffer overflow vulnerability that can be exploited by an attacker to trigger a memory corruption, which triggers a denial ...

QEMU 输入验证错误漏洞

QEMU Quick Emulator is a set of simulation processor software by Fabrice Bellard, a French individual developer. The software is fast and cross-platform. An input validation error vulnerability exists in QEMU. The vulnerability stems from an integer overflow that can be triggered by an attacker v...

UBUNTU-CVE-2021-21261

Flatpak is a system for building, distributing, and running sandboxed desktop applications on Linux. A bug was discovered in the flatpak-portal service that can allow sandboxed applications to execute arbitrary code on the host system a sandbox escape. This sandbox-escape bug is present in versio...

QEMU: usb: out-of-bounds r/w access issue while processing usb packets

An out-of-bounds read/write access flaw was found in the USB emulator of the QEMU. This issue occurs while processing USB packets from a guest when USBDevice 'setuplen' exceeds its 'databuf4096' in the dotokenin, dotokenout routines. This flaw allows a guest user to crash the QEMU process,...

QEMU: usb: out-of-bounds r/w access issue while processing usb packets

An out-of-bounds read/write access flaw was found in the USB emulator of the QEMU. This issue occurs while processing USB packets from a guest when USBDevice 'setuplen' exceeds its 'databuf4096' in the dotokenin, dotokenout routines. This flaw allows a guest user to crash the QEMU process,...

QEMU: usb: out-of-bounds r/w access issue while processing usb packets

An out-of-bounds read/write access flaw was found in the USB emulator of the QEMU. This issue occurs while processing USB packets from a guest when USBDevice 'setuplen' exceeds its 'databuf4096' in the dotokenin, dotokenout routines. This flaw allows a guest user to crash the QEMU process,...

QEMU: usb: out-of-bounds r/w access issue while processing usb packets

An out-of-bounds read/write access flaw was found in the USB emulator of the QEMU. This issue occurs while processing USB packets from a guest when USBDevice 'setuplen' exceeds its 'databuf4096' in the dotokenin, dotokenout routines. This flaw allows a guest user to crash the QEMU process,...

QEMU Reuse After Release Vulnerability

QEMU Quick Emulator is a set of simulation processor software by French software developer Fabrice Bellard. The software is fast, cross-platform and other characteristics. QEMU has a security vulnerability that originates from hw/usb/hcd-ehci.c that forces the use of a freed memory area to trigge...

QEMU heap buffer overflow vulnerability (CNVD-2020-54916)

QEMU is a set of simulation processors written by Fabrice Bellard and distributed with source code under the GPL license, widely used on the GNU/Linux platform. A security vulnerability exists in QEMU, which originates in hw/sd/sdhci.c that triggers a memory corruption, which triggers a denial of...

Heap-based buffer overflow in the .receive callback of xlnx.xps-ethernetlite in QEMU (aka Quick Emulator) allows attackers to execute arbitrary code on the QEMU host via a large ethlite packet.

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An out-of-bounds read/write access flaw was found in the USB emulator of the QEMU in versions before 5.2.0. This issue occurs while processing USB packets from a guest when USBDevice 'setup_len' exceeds its 'data_buf[4096]' in the do_token_in do_token_out routines. This flaw allows a guest user to crash the QEMU process resulting in a denial of service or the potential execution of arbitrary code with the privileges of the QEMU process on the host.

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PT-2022-7369 · Qemu +11 · Qemu +11

Name of the Vulnerable Software and Affected Versions: QEMU versions prior to 7.0.0 Description: A DMA reentrancy issue was found in the USB EHCI controller emulation of QEMU. EHCI does not verify if the Buffer Pointer overlaps with its MMIO region when it transfers the USB packets. Crafted conte...

UBUNTU-CVE-2020-14364

An out-of-bounds read/write access flaw was found in the USB emulator of the QEMU in versions before 5.2.0. This issue occurs while processing USB packets from a guest when USBDevice 'setuplen' exceeds its 'databuf4096' in the dotokenin, dotokenout routines. This flaw allows a guest user to crash...

Microsoft Windows Hyper-V RemoteFX vGPU Input Validation Error Vulnerability

Microsoft Windows and Microsoft Windows Server are both products of Microsoft Corporation, U.S.A. Microsoft Windows is a set of operating systems for personal devices.Microsoft Windows Server is a set of server operating systems. Hyper-V RemoteFX vGPU is one of the GPU virtualization and remote...

Microsoft Hyper-V RemoteFX vGPU Buffer Overflow Vulnerability (CNVD-2020-45323)

Microsoft Windows is a popular operating system. A buffer overflow vulnerability exists in Microsoft Hyper-V RemoteFX vGPU. An attacker can exploit this vulnerability by running a specially crafted application on a virtual machine operating system to execute arbitrary code on the host operating...

QEMU: Slirp: potential OOB access due to unsafe snprintf() usages

An out-of-bounds heap buffer access flaw was found in the SLiRP networking implementation of the QEMU emulator. This flaw occurs in tcpemu routine while emulating IRC and other protocols due to unsafe usage of the snprintf3 function. A user or process could use this flaw to crash the QEMU process...

vmware_escape

This is an exploit module for VMware Workstation prior to version 12.5.5. The exploit targets a vulnerability in the way VMware handles certain types of memory access, allowing an attacker to execute arbitrary code on the host system. The exploit is designed to be used by an attacker who has gain...

QEMU: Slirp: potential OOB access due to unsafe snprintf() usages

An out-of-bounds heap buffer access flaw was found in the SLiRP networking implementation of the QEMU emulator. This flaw occurs in tcpemu routine while emulating IRC and other protocols due to unsafe usage of the snprintf3 function. A user or process could use this flaw to crash the QEMU process...