QEMU: cirrus: OOB access when updating VGA display

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: cirrus: OOB access when updating VGA display

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: cirrus: OOB access when updating VGA display

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...

Ubuntu 14.04 LTS / 16.04 LTS / 18.04 LTS : QEMU vulnerabilities (USN-3649-1)

The remote Ubuntu 14.04 LTS / 16.04 LTS / 18.04 LTS host has packages installed that are affected by multiple vulnerabilities as referenced in the USN-3649-1 advisory. Cyrille Chatras discovered that QEMU incorrectly handled certain PS2 values during migration. An attacker could possibly use this...

USN-3649-1: QEMU vulnerabilities

Cyrille Chatras discovered that QEMU incorrectly handled certain PS2 values during migration. An attacker could possibly use this issue to cause QEMU to crash, resulting in a denial of service, or possibly execute arbitrary code. This issue only affected Ubuntu 18.04 LTS. CVE-2017-16845 Cyrille...

USN-3649-1 qemu vulnerabilities

Cyrille Chatras discovered that QEMU incorrectly handled certain PS2 values during migration. An attacker could possibly use this issue to cause QEMU to crash, resulting in a denial of service, or possibly execute arbitrary code. This issue only affected Ubuntu 18.04 LTS. CVE-2017-16845 Cyrille...

RHEL 7 : qemu-kvm (RHSA-2018:1416)

The remote Redhat Enterprise Linux 7 host has packages installed that are affected by a vulnerability as referenced in the RHSA-2018:1416 advisory. Kernel-based Virtual Machine KVM is a full virtualization solution for Linux on a variety of architectures. The qemu-kvm packages provide the...

Oracle Linux 7 : qemu-kvm (ELSA-2018-1416)

The remote Oracle Linux 7 host has packages installed that are affected by a vulnerability as referenced in the ELSA-2018-1416 advisory. 1.5.3-156.el75.1 - kvm-vga-add-ramaddrt-cast.patch bz1567913 - kvm-vga-fix-region-calculation.patch bz1567913 - Resolves: bz1567913 CVE-2018-7858 qemu-kvm: Qemu...

QEMU: cirrus: OOB access when updating VGA display

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-kvm security update

1.5.3-156.el75.1 - kvm-vga-add-ramaddrt-cast.patch bz1567913 - kvm-vga-fix-region-calculation.patch bz1567913 - Resolves: bz1567913 CVE-2018-7858 qemu-kvm: Qemu: cirrus: OOB access when updating vga display rhel-7 rhel-7.5.z...

QEMU: vga: OOB read access during display update

An out-of-bounds read access issue was found in the VGA display emulator built into the Quick emulator QEMU. It could occur while reading VGA memory to update graphics display. A privileged user/process inside guest could use this flaw to crash the QEMU process on the host resulting in denial of...

QEMU: VGA: reachable assert failure during display update

An assert failure issue was found in the VGA display emulator built into the Quick emulator QEMU. It could occur while updating graphics display, due to miscalculating region for dirty bitmap snapshot in split screen mode. A privileged user/process inside guest could use this flaw to crash the QE...

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...

RHEL 7 : qemu-kvm (RHSA-2018:0816)

The remote Redhat Enterprise Linux 7 host has packages installed that are affected by multiple vulnerabilities as referenced in the RHSA-2018:0816 advisory. Kernel-based Virtual Machine KVM is a full virtualization solution for Linux on a variety of architectures. The qemu-kvm packages provide th...

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: vga: OOB read access during display update

An out-of-bounds read access issue was found in the VGA display emulator built into the Quick emulator QEMU. It could occur while reading VGA memory to update graphics display. A privileged user/process inside guest could use this flaw to crash the QEMU process on the host resulting in denial of...

QEMU: VGA: reachable assert failure during display update

An assert failure issue was found in the VGA display emulator built into the Quick emulator QEMU. It could occur while updating graphics display, due to miscalculating region for dirty bitmap snapshot in split screen mode. A privileged user/process inside guest could use this flaw to crash the QE...

QEMU: vga: OOB read access during display update

An out-of-bounds read access issue was found in the VGA display emulator built into the Quick emulator QEMU. It could occur while reading VGA memory to update graphics display. A privileged user/process inside guest could use this flaw to crash the QEMU process on the host resulting in denial of...

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...

openSUSE Security Update : qemu (openSUSE-2018-291) (Spectre)

This update for qemu fixes the following issues : This update has the next round of Spectre v2 related patches, which now integrate with corresponding changes in libvirt. CVE-2017-5715 bsc1068032 The January 2018 release of qemu initially addressed the Spectre v2 vulnerability for KVM guests by...