CVE-2022-4144

An out-of-bounds read flaw was found in the QXL display device emulation in QEMU. The qxlphys2virt function does not check the size of the structure pointed to by the guest physical address, potentially reading past the end of the bar space into adjacent pages. A malicious guest user could use th...

Oracle Linux 8 : virt:kvm_utils (ELSA-2022-9700)

The remote Oracle Linux 8 host has packages installed that are affected by multiple vulnerabilities as referenced in the ELSA-2022-9700 advisory. - qemu: Add missing lock in qemuProcessHandleMonitorEOF Peng Liang Orabug: 34210159 CVE-2021-3975 libvirt-python - display/qxl-render: fix race conditi...

USN-5489-1: QEMU vulnerabilities

Alexander Bulekov discovered that QEMU incorrectly handled floppy disk emulation. A privileged attacker inside the guest could use this issue to cause QEMU to crash, resulting in a denial of service, or possibly leak sensitive information. CVE-2021-3507 It was discovered that QEMU incorrectly...

AZL-35154 CVE-2021-4206 affecting package qemu for versions less than 6.2.0-18

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-2021-4206

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-2021-4206

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-2021-4207

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...

The vulnerability of the Firefox browser, which allows a violator to trigger a service failure or cause other effects

The vulnerability of the DesktopDisplayDevice class in the Firefox browser’s WebRTC implementation relates to the use of memory after it is freed. Exploiting this vulnerability could allow a malicious actor to cause service interruptions or other adverse effects...

CVE-2016-1976

Use-after-free vulnerability in the DesktopDisplayDevice class in the WebRTC implementation in Mozilla Firefox before 45.0 on Windows might allow remote attackers to cause a denial of service or possibly have unspecified other impact via unknown vectors...