CVE-2021-3507

A heap buffer overflow was found in the floppy disk emulator of QEMU up to 6.0.0 including. It could occur in fdctrltransferhandler in hw/block/fdc.c while processing DMA read data transfers from the floppy drive to the guest system. A privileged guest user could use this flaw to crash the QEMU...

CVE-2021-3507

CVE-2021-3507 refers to a heap buffer overflow in QEMU’s floppy disk emulator up to version 6.0.0, triggered in fdctrl_transfer_handler() (hw/block/fdc.c) during DMA read data transfers from the floppy to the guest. Reported impact includes host DoS via crashing the QEMU process and potential inf...

CVE-2021-3507

A heap buffer overflow was found in the floppy disk emulator of QEMU up to 6.0.0 including. It could occur in fdctrltransferhandler in hw/block/fdc.c while processing DMA read data transfers from the floppy drive to the guest system. A privileged guest user could use this flaw to crash the QEMU...

CVE-2021-3507

A heap buffer overflow was found in the floppy disk emulator of QEMU up to 6.0.0 including. It could occur in fdctrltransferhandler in hw/block/fdc.c while processing DMA read data transfers from the floppy drive to the guest system. A privileged guest user could use this flaw to crash the QEMU...

CentOS: Security Advisory for xterm-295-3.el7_ (CESA-2021:0617)

The remote host is missing an update for the Copyright C 2021 Greenbone Networks GmbH Some text descriptions might be excerpted from a referenced sources, and are Copyright C by the respective right holders. SPDX-License-Identifier: GPL-2.0-or-later This program is free software; you can...

xterm security update

CentOS Errata and Security Advisory CESA-2021:0617 An update for xterm is now available for Red Hat Enterprise Linux 7. Red Hat Product Security has rated this update as having a security impact of Important. A Common Vulnerability Scoring System CVSS base score, which gives a detailed severity...

QEMU 安全漏洞

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 security vulnerability that originates from a vulnerability that can be exploited by an attacker to affect array lengths an...

SUSE: Security Advisory (SUSE-SU-2021:1252-1)

The remote host is missing an update for the SPDX-FileCopyrightText: 2021 Greenbone AG Some text descriptions might be excerpted from a referenced sources, and are Copyright C by the respective right holders. SPDX-License-Identifier: GPL-2.0-only ifdescription...

QEMU Buffer Overflow Vulnerability (CNVD-2021-41095)

QEMU is a suite of analog processor software from the French individual developer Fabrice Bellard. The software is fast and cross-platform. QEMU suffers from a buffer overflow vulnerability that stems from a heap buffer overflow found in the floppy disk emulator, which can be exploited by an...

The vulnerability of the sdhci_sdma_transfer_multi_blocks() procedure in the QEMU hardware emulation software allows a attacker to cause a service failure or an unexpected termination of the application. Additionally, it enables the execution of arbitrary code.

The vulnerability of the sdhcisdmatransfermultiblocks procedure hw/sd/sdhci.c in the QEMU hardware/SD/SDHCI emulator is caused by a buffer overflow in the dynamic memory. Exploiting this vulnerability can allow an attacker to cause a service failure or an unexpected termination of the application...

SUSE SLES12 Security Update : xen (SUSE-SU-2021:1252-1)

This update for xen fixes the following issues : CVE-2021-20257: xen: infinite loop issue in the e1000 NIC emulator bsc1182846. CVE-2021-27379: Fixed an issue where entries in the IOMMU were not being updated under certain circumstances due to improper backport of XSA-321 XSA-366, bsc1182431. Not...

CVE-2021-3507

A heap buffer overflow was found in the floppy disk emulator of QEMU. It could occur in fdctrltransferhandler in hw/block/fdc.c while processing DMA read data transfers from the floppy drive to the guest system. A privileged guest user could use this flaw to crash the QEMU process on the host...

QEMU 缓冲区错误漏洞

QEMU is a suite of analog processor software from the French individual developer Fabrice Bellard. The software is fast and cross-platform. QEMU suffers from a buffer overflow vulnerability that stems from a heap buffer overflow found in the floppy disk emulator, which can be exploited by an...

PT-2021-7719

Name of the Vulnerable Software and Affected Versions QEMU versions up to 6.0.0 Description A heap buffer overflow was found in the floppy disk emulator of QEMU. It could occur in fdctrl transfer handler in hw/block/fdc.c while processing DMA read data transfers from the floppy drive to the guest...

SUSE: Security Advisory (SUSE-SU-2019:2753-1)

The remote host is missing an update for the SPDX-FileCopyrightText: 2021 Greenbone AG Some text descriptions might be excerpted from a referenced sources, and are Copyright C by the respective right holders. SPDX-License-Identifier: GPL-2.0-only ifdescription...

SUSE: Security Advisory (SUSE-SU-2019:2769-1)

The remote host is missing an update for the SPDX-FileCopyrightText: 2021 Greenbone AG Some text descriptions might be excerpted from a referenced sources, and are Copyright C by the respective right holders. SPDX-License-Identifier: GPL-2.0-only ifdescription...

EulerOS Virtualization 2.9.0 : qemu (EulerOS-SA-2021-1763)

According to the versions of the qemu packages installed, the EulerOS Virtualization installation on the remote host is affected by the following vulnerabilities : - ideatapicmdreplyend in hw/ide/atapi.c in QEMU 5.1.0 allows out-of-bounds read access because a buffer index is not validated...

EulerOS Virtualization 2.9.1 : qemu (EulerOS-SA-2021-1735)

According to the versions of the qemu packages installed, the EulerOS Virtualization installation on the remote host is affected by the following vulnerabilities : - ideatapicmdreplyend in hw/ide/atapi.c in QEMU 5.1.0 allows out-of-bounds read access because a buffer index is not validated...

Debian DLA-2623-1 : qemu security update

Several security vulnerabilities have been discovered in QEMU, a fast processor emulator. CVE-2021-20257 net: e1000: infinite loop while processing transmit descriptors CVE-2021-20255 A stack overflow via an infinite recursion vulnerability was found in the eepro100 i8255x device emulator of QEMU...

Denial Of Service (DoS)

qemu is vulnerable to denial of service. A use-after-free flaw in the MegaRAID emulator allows an attacker to crash the QEMU process due to an error while processing SCSI I/O requests in the case of an error mptsasfreerequest that does not dequeue the request object req from a pending requests...