CVE-2021-4207

A flaw was found in the QXL display device emulation in QEMU. A double fetch of guest controlled values cursor-header.width and cursor-header.height can lead to the allocation of a small cursor object followed by a subsequent heap-based buffer overflow. A malicious privileged guest user could use...

DEBIAN-CVE-2021-4207

A flaw was found in the QXL display device emulation in QEMU. A double fetch of guest controlled values cursor-header.width and cursor-header.height can lead to the allocation of a small cursor object followed by a subsequent heap-based buffer overflow. A malicious privileged guest user could use...

CVE-2021-4206

A flaw was found in the QXL display device emulation in QEMU. An integer overflow in the cursoralloc function can lead to the allocation of a small cursor object followed by a subsequent heap-based buffer overflow. This flaw allows a malicious privileged guest user to crash the QEMU process on th...

CVE-2021-4207

A flaw was found in the QXL display device emulation in QEMU. A double fetch of guest controlled values cursor-header.width and cursor-header.height can lead to the allocation of a small cursor object followed by a subsequent heap-based buffer overflow. A malicious privileged guest user could use...

UBUNTU-CVE-2021-4207

A flaw was found in the QXL display device emulation in QEMU. A double fetch of guest controlled values cursor-header.width and cursor-header.height can lead to the allocation of a small cursor object followed by a subsequent heap-based buffer overflow. A malicious privileged guest user could use...

CVE-2021-4206

CVE-2021-4206 affects the QEMU QXL display device emulation. An integer overflow in cursor_alloc() can cause a small cursor object to be allocated and then trigger a heap-based buffer overflow, enabling a privileged guest user to crash the QEMU process on the host or potentiallyExecute arbitrary ...

CVE-2021-4206

A flaw was found in the QXL display device emulation in QEMU. An integer overflow in the cursoralloc function can lead to the allocation of a small cursor object followed by a subsequent heap-based buffer overflow. This flaw allows a malicious privileged guest user to crash the QEMU process on th...

CVE-2021-4207

A flaw was found in the QXL display device emulation in QEMU. A double fetch of guest controlled values cursor-header.width and cursor-header.height can lead to the allocation of a small cursor object followed by a subsequent heap-based buffer overflow. A malicious privileged guest user could use...

CVE-2021-4207

CVE-2021-4207 affects QEMU’s QXL display device emulation . A flaw in double-fetch of guest-controlled values cursor->header.width/height can lead to the allocation of a small cursor object followed by a heap-based buffer overflow , enabling a privileged guest to crash the host QEMU process or...

PT-2022-2968

Name of the Vulnerable Software and Affected Versions QEMU affected versions not specified Description A flaw was found in the QXL display device emulation in QEMU. A double fetch of guest controlled values cursor-header.width and cursor-header.height can lead to the allocation of a small cursor...

Maat - Open-source Symbolic Execution Framework

Maat is an open-source Dynamic Symbolic Execution and Binary Analysis framework. It provides various functionalities such as symbolic execution, taint analysis, constraint solving, binary loading, environment simulation, and leverages Ghidra's sleigh library for assembly lifting: https://maat.re...

SUSE SLES12 Security Update : qemu (SUSE-SU-2022:1151-1)

The remote SUSE Linux SLES12 / SLESSAP12 host has packages installed that are affected by multiple vulnerabilities as referenced in the SUSE-SU-2022:1151-1 advisory. - A NULL pointer dereference flaw was found in the floppy disk emulator of QEMU. This issue occurs while processing read/write iopo...

UBUNTU-CVE-2022-26361

IOMMU: RMRR VT-d and unity map AMD-Vi handling issues This CNA information record relates to multiple CVEs; the text explains which aspects/vulnerabilities correspond to which CVE. Certain PCI devices in a system might be assigned Reserved Memory Regions specified via Reserved Memory Region...

UBUNTU-CVE-2022-26360

IOMMU: RMRR VT-d and unity map AMD-Vi handling issues This CNA information record relates to multiple CVEs; the text explains which aspects/vulnerabilities correspond to which CVE. Certain PCI devices in a system might be assigned Reserved Memory Regions specified via Reserved Memory Region...

CVE-2021-4206

A flaw was found in the QXL display device emulation in QEMU. An integer overflow in the cursoralloc function can lead to the allocation of a small cursor object followed by a subsequent heap-based buffer overflow. This flaw allows a malicious privileged guest user to crash the QEMU process on th...

CVE-2021-4207

A flaw was found in the QXL display device emulation in QEMU. A double fetch of guest controlled values cursor-header.width and cursor-header.height can lead to the allocation of a small cursor object followed by a subsequent heap-based buffer overflow. A malicious privileged guest user could use...

MITRE Engenuity ATT&CK Evaluation: InsightIDR Drives Strong Signal-to-Noise

Rapid7 is very excited to share the results of our participation in MITRE Engenuity’s latest ATT&CK Evaluation, which examines how adversaries abuse data encryption to exploit organizations. With this evaluation, our customers and the broader security community get a deeper understanding of how...

QEMU Denial of Service Vulnerability (CNVD-2022-84161)

QEMU is a suite of emulation processor software from Fabrice Bellard, a French personal developer. QEMU 6.2.0 and earlier versions contain an information disclosure vulnerability that stems from the fact that invalid elements in vhost-vsock devices are not separated from the virtqueue before...

AZL-8975 CVE-2021-3638 affecting package qemu for versions less than 6.2.0-2

An out-of-bounds memory access flaw was found in the ATI VGA device emulation of QEMU. This flaw occurs in the ati2dblt routine while handling MMIO write operations when the guest provides invalid values for the destination display parameters. A malicious guest could use this flaw to crash the QE...

CVE-2021-3638

An out-of-bounds memory access flaw was found in the ATI VGA device emulation of QEMU. This flaw occurs in the ati2dblt routine while handling MMIO write operations when the guest provides invalid values for the destination display parameters. A malicious guest could use this flaw to crash the QE...