CVE-2021-3750

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 content may be written to the controller's registers and trigger undesirable actions such as reset whi...

DEBIAN-CVE-2021-3750

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 content may be written to the controller's registers and trigger undesirable actions such as reset whi...

CVE-2021-3750

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 content may be written to the controller's registers and trigger undesirable actions such as reset whi...

UBUNTU-CVE-2021-3750

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 content may be written to the controller's registers and trigger undesirable actions such as reset whi...

CVE-2021-3750

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 content may be written to the controller's registers and trigger undesirable actions such as reset whi...

CVE-2021-3750

CVE-2021-3750 is a DMA reentrancy issue in QEMU’s USB EHCI controller emulation. EHCI may write to its own registers if a Buffer Pointer overlaps the MMIO region during a transfer, enabling a use-after-free that could crash the host QEMU process or, potentially, allow arbitrary code execution. Af...

AZL-35155 CVE-2021-4207 affecting package qemu for versions less than 6.2.0-18

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

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...

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...