CVE-2020-11869

An integer overflow was found in QEMU 4.0.1 through 4.2.0 in the way it implemented ATI VGA emulation. This flaw occurs in the ati2dblt routine in hw/display/ati-2d.c while handling MMIO write operations through the atimmwrite callback. A malicious guest could abuse this flaw to crash the QEMU...

CVE-2020-11869

An integer overflow was found in QEMU 4.0.1 through 4.2.0 in the way it implemented ATI VGA emulation. This flaw occurs in the ati2dblt routine in hw/display/ati-2d.c while handling MMIO write operations through the atimmwrite callback. A malicious guest could abuse this flaw to crash the QEMU...

Arbitrary Code Execution

QEMU is vulnerable to arbitrary code execution. An out-of-bounds read/write access flaw was found in the way QEMU's VGA emulation with VESA BIOS Extensions VBE support performed read/write operations using I/O port methods. A privileged guest user could use this flaw to execute arbitrary code on...

ALPINE-CVE-2017-2615

Quick emulator QEMU built with the Cirrus CLGD 54xx VGA emulator support is vulnerable to an out-of-bounds access issue. It could occur while copying VGA data via bitblt copy in backward mode. A privileged user inside a guest could use this flaw to crash the QEMU process resulting in DoS or...

Qemu: Out-of-bounds read in vga_draw_text routine

An out-of-bounds read access issue was found in the VGA emulator of QEMU. It could occur in vgadrawtext routine, while updating display area for a vnc client. A privileged user inside a guest could use this flaw to crash the QEMU process resulting in DoS...

Qemu: Out-of-bounds read in vga_draw_text routine

An out-of-bounds read access issue was found in the VGA emulator of QEMU. It could occur in vgadrawtext routine, while updating display area for a vnc client. A privileged user inside a guest could use this flaw to crash the QEMU process resulting in DoS...

DEBIAN-CVE-2018-7858

Quick Emulator aka QEMU, when built with the Cirrus CLGD 54xx VGA Emulator support, allows local guest OS privileged users to cause a denial of service out-of-bounds access and QEMU process crash by leveraging incorrect region calculation when updating VGA display...

Qemu: display: cirrus: potential arbitrary code execution via cirrus_bitblt_cputovideo

Quick emulator QEMU built with the Cirrus CLGD 54xx VGA Emulator support is vulnerable to an out-of-bounds access issue. The issue could occur while copying VGA data in cirrusbitbltcputovideo. A privileged user inside guest could use this flaw to crash the QEMU process OR potentially execute...

Qemu: display: cirrus: potential arbitrary code execution via cirrus_bitblt_cputovideo

Quick emulator QEMU built with the Cirrus CLGD 54xx VGA Emulator support is vulnerable to an out-of-bounds access issue. The issue could occur while copying VGA data in cirrusbitbltcputovideo. A privileged user inside guest could use this flaw to crash the QEMU process OR potentially execute...

UBUNTU-CVE-2016-9603

A heap buffer overflow flaw was found in QEMU's Cirrus CLGD 54xx VGA emulator's VNC display driver support before 2.9; the issue could occur when a VNC client attempted to update its display after a VGA operation is performed by a guest. A privileged user/process inside a guest could use this fla...

DEBIAN-CVE-2016-9921

Quick emulator Qemu built with the Cirrus CLGD 54xx VGA Emulator support is vulnerable to a divide by zero issue. It could occur while copying VGA data when cirrus graphics mode was set to be VGA. A privileged user inside guest could use this flaw to crash the Qemu process instance on the host,...

UBUNTU-CVE-2016-9921

Quick emulator Qemu built with the Cirrus CLGD 54xx VGA Emulator support is vulnerable to a divide by zero issue. It could occur while copying VGA data when cirrus graphics mode was set to be VGA. A privileged user inside guest could use this flaw to crash the Qemu process instance on the host,...

SUSE SLED12 / SLES12 Security Update : qemu (SUSE-SU-2016:1703-1)

qemu was updated to fix 29 security issues. These security issues were fixed : - CVE-2016-4439: Avoid OOB access in 53C9X emulation bsc980711 - CVE-2016-4441: Avoid OOB access in 53C9X emulation bsc980723 - CVE-2016-4952: Avoid OOB access in Vmware PV SCSI emulation bsc981266 - CVE-2015-8817: Avo...

Security update for qemu (important)

qemu was updated to fix 29 security issues. These security issues were fixed: - CVE-2016-4439: Avoid OOB access in 53C9X emulation bsc980711 - CVE-2016-4441: Avoid OOB access in 53C9X emulation bsc980723 - CVE-2016-4952: Avoid OOB access in Vmware PV SCSI emulation bsc981266 - CVE-2015-8817: Avoi...

SUSE SLED12 / SLES12 Security Update : qemu (SUSE-SU-2016:1560-1)

qemu was updated to fix 37 security issues. These security issues were fixed : - CVE-2016-4439: Avoid OOB access in 53C9X emulation bsc980711 - CVE-2016-4441: Avoid OOB access in 53C9X emulation bsc980723 - CVE-2016-4952: Avoid OOB access in Vmware PV SCSI emulation bsc981266 - CVE-2015-8817: Avo...

RHEL 6 : qemu-kvm-rhev (RHSA-2016:1224)

An update for qemu-kvm-rhev is now available for RHEV-H and Agents for RHEL-6. 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 rating, is available for each vulnerabilit...

qemu: multiple issues

CVE-2015-8558 denial of service An infinite-loop issue was found in the QEMU emulator built with USB EHCI emulation support. The flaw occurred during communication between the host controller interfaceEHCI and a respective device driver. These two communicate using an isochronous transfer...

qemu-arch-extra: multiple issues

CVE-2015-8558 denial of service An infinite-loop issue was found in the QEMU emulator built with USB EHCI emulation support. The flaw occurred during communication between the host controller interfaceEHCI and a respective device driver. These two communicate using an isochronous transfer...

Important: Red Hat Security Advisory: qemu-kvm-rhev security update

An update for qemu-kvm-rhev is now available for Red Hat Enterprise Linux OpenStack Platform 5.0 Icehouse for RHEL 6. 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: incorrect banked access bounds checking in vga module

An out-of-bounds read/write access flaw was found in the way QEMU's VGA emulation with VESA BIOS Extensions VBE support performed read/write operations using I/O port methods. A privileged guest user could use this flaw to execute arbitrary code on the host with the privileges of the host's QEMU...