The Vigil@nce team watches public vulnerabilities impacting your computers, and then offers security solutions, a vigilance database and tools to fix them.

Vulnerability of QEMU: overload via ati_mm_read/write

Synthesis of the vulnerability 

An attacker, inside a guest system, can trigger an overload via ati_mm_read/write of QEMU, in order to trigger a denial of service on the host system.
Impacted products: openSUSE Leap, QEMU, SLES, Ubuntu.
Severity of this bulletin: 2/4.
Creation date: 04/06/2020.
Références of this threat: CVE-2020-13800, openSUSE-SU-2020:1108-1, SUSE-SU-2020:2015-1, USN-4467-1, VIGILANCE-VUL-32439.

Description of the vulnerability 

An attacker, inside a guest system, can trigger an overload via ati_mm_read/write of QEMU, in order to trigger a denial of service on the host system.
Full bulletin, software filtering, emails, fixes, ... (Request your free trial)

This weakness bulletin impacts software or systems such as openSUSE Leap, QEMU, SLES, Ubuntu.

Our Vigil@nce team determined that the severity of this computer weakness is medium.

The trust level is of type confirmed by the editor, with an origin of user shell.

An attacker with a expert ability can exploit this vulnerability announce.

Solutions for this threat 

QEMU: version 5.0.1.
The version 5.0.1 is fixed:
  https://www.qemu.org/download/#source

QEMU: patch for ati_mm_read/write.
A patch is indicated in information sources.

openSUSE Leap 15.2: new qemu packages.
New packages are available:
  openSUSE Leap 15.2: qemu 4.2.1-lp152.9.3.1

SUSE LE 15 SP2: new qemu packages.
New packages are available:
  SUSE LE 15 SP2: qemu 4.2.1-11.4.4

Ubuntu: new qemu packages.
New packages are available:
  Ubuntu 20.04 LTS: qemu 1:4.2-3ubuntu6.4
  Ubuntu 18.04 LTS: qemu 1:2.11+dfsg-1ubuntu7.31
  Ubuntu 16.04 LTS: qemu 1:2.5+dfsg-5ubuntu10.45
Full bulletin, software filtering, emails, fixes, ... (Request your free trial)

Computer vulnerabilities tracking service 

Vigil@nce provides an applications vulnerabilities database. Each administrator can customize the list of products for which he wants to receive vulnerability alerts.