EulerOS 2.0 SP8 : qemu (EulerOS-SA-2020-2531)

According to the versions of the qemu package installed, the EulerOS installation on the remote host is affected by the following vulnerabilities : - QEMU is a generic and open source processor emulator which achieves a good emulation speed by using dynamic translation. QEMU has two operating...

[ASA-202012-7] libslirp: information disclosure

Arch Linux Security Advisory ASA-202012-7 ========================================= Severity: Medium Date : 2020-12-05 CVE-ID : CVE-2020-29129 CVE-2020-29130 Package : libslirp Type : information disclosure Remote : No Link : https://security.archlinux.org/AVG-1305 Summary ======= The package...

Exploit for Improper Authentication in Macally Wifisd2-2A82_Firmware

PoC exploit for CVE-2020-29669, an arbitrary file upload vulnera...

CVE-2020-14339

A flaw was found in libvirt, where it leaked a file descriptor for /dev/mapper/control into the QEMU process. This file descriptor allows for privileged operations to happen against the device-mapper on the host. This flaw allows a malicious guest user or process to perform operations outside of...

CVE-2020-29130

An out-of-bounds access issue was found in the SLiRP user networking implementation of QEMU. It could occur while processing ARP/NCSI packets, if the packet length was shorter than required to accommodate respective protocol headers and payload. A privileged guest user may use this flaw to...

CVE-2020-25652

A flaw was found in the spice-vdagentd daemon, where it did not properly handle client connections that can be established via the UNIX domain socket in /run/spice-vdagentd/spice-vdagent-sock. Any unprivileged local guest user could use this flaw to prevent legitimate agents from connecting to th...

UBUNTU-CVE-2020-25723

A reachable assertion issue was found in the USB EHCI emulation code of QEMU. It could occur while processing USB requests due to missing handling of DMA memory map failure. A malicious privileged user within the guest may abuse this flaw to send bogus USB requests and crash the QEMU process on t...

CVE-2020-27628

In JetBrains TeamCity before 2020.1.5, the Guest user had access to audit records...

CVE-2020-27628

Affected product: JetBrains TeamCity before 2020.1.5. Vulnerability: Guest users could access audit records, exposing audit data. The technical root cause is not detailed in the provided documents. Impact: Unauthenticated/guest visibility of audit information may affect confidentiality as describ...

CVE-2020-25652

A flaw was found in the spice-vdagentd daemon, where it did not properly handle client connections that can be established via the UNIX domain socket in /run/spice-vdagentd/spice-vdagent-sock. Any unprivileged local guest user could use this flaw to prevent legitimate agents from connecting to th...

VulnCheck KEV: CVE-2020-1040

Microsoft Hyper-V RemoteFX vGPU contains an improper input validation vulnerability due to the host server failing to properly validate input from an authenticated user on a guest operating system. Successful exploitation allows for remote code execution on the host operating system...

PT-2020-4269 · Microsoft · Windows

Name of the Vulnerable Software and Affected Versions: Windows affected versions not specified Description: A denial of service issue exists due to improper input validation in Windows Network Address Translation NAT when a privileged user on a guest operating system interacts with a host server...

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,...

EulerOS Virtualization for ARM 64 3.0.6.0 : qemu-kvm (EulerOS-SA-2020-2054)

According to the version of the qemu-kvm packages installed, the EulerOS Virtualization for ARM 64 installation on the remote host is affected by the following vulnerability : - In QEMU through 5.0.0, an assertion failure can occur in the network packet processing. This issue affects the e1000e a...

Privilege Escalation

Qemu is vulnerable to privilege escalation. An improper link following occurs when building with the VirtFS. A privileged user inside guest can exploit the vulnerability to access host file system beyond the shared folder and potentially escalating their privileges on a host...

CVE-2020-25084

A use-after-free flaw was found in the USBxHCI/eHCI controller emulators of QEMU. This flaw occurs while setting up the USB packet as a usbpacketmap routine and returns an error that was not checked. This flaw allows a guest user or process to crash the QEMU process, resulting in a denial of...

CVE-2020-17380

A flaw was found in QEMU. A heap-based buffer overflow vulnerability was found in the SDHCI device emulation support allowing a guest user or process to crash the QEMU process on the host resulting in a denial of service condition, or potentially execute arbitrary code with privileges of the QEMU...

Buffer overflow

hw/net/xgmac.c in the XGMAC Ethernet controller in QEMU before 07-20-2020 has a buffer overflow. This occurs during packet transmission and affects the highbank and midway emulated machines. A guest user or process could use this flaw to crash the QEMU process on the host, resulting in a denial o...

CVE-2020-15863

hw/net/xgmac.c in the XGMAC Ethernet controller in QEMU before 07-20-2020 has a buffer overflow. This occurs during packet transmission and affects the highbank and midway emulated machines. A guest user or process could use this flaw to crash the QEMU process on the host, resulting in a denial o...