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Vulnerability of QEMU: out-of-bounds memory reading via i2c_ddc_rx

Synthesis of the vulnerability 

An attacker can force a read at an invalid address via i2c_ddc_rx() of QEMU, in order to trigger a denial of service, or to obtain sensitive information.
Vulnerable products: Debian, Fedora, openSUSE Leap, QEMU, SUSE Linux Enterprise Desktop, SLES, Ubuntu.
Severity of this weakness: 2/4.
Creation date: 18/02/2019.
Références of this bulletin: CERTFR-2019-AVI-230, CVE-2019-3812, DSA-4454-1, DSA-4454-2, FEDORA-2019-88a98ce795, openSUSE-SU-2019:1274-1, openSUSE-SU-2019:1405-1, SUSE-SU-2019:1238-1, SUSE-SU-2019:1239-1, USN-3923-1, VIGILANCE-VUL-28530.

Description of the vulnerability 

An attacker can force a read at an invalid address via i2c_ddc_rx() of QEMU, in order to trigger a denial of service, or to obtain sensitive information.
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This security alert impacts software or systems such as Debian, Fedora, openSUSE Leap, QEMU, SUSE Linux Enterprise Desktop, SLES, Ubuntu.

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

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

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

Solutions for this threat 

QEMU: patch for i2c_ddc_rx.
A patch is indicated in information sources.

Debian 9: new qemu packages.
New packages are available:
  Debian 9: qemu 1:2.8+dfsg-6+deb9u7

Fedora 29: new qemu packages.
New packages are available:
  Fedora 29: qemu 3.0.0-4.fc29

openSUSE Leap 15.0: new qemu packages.
New packages are available:
  openSUSE Leap 15.0: qemu 2.11.2-lp150.7.22.1

openSUSE Leap: new qemu packages.
New packages are available:
  openSUSE Leap 42.3: qemu 2.9.1-59.1

SUSE LE 12 SP4: new qemu packages.
New packages are available:
  SUSE LE 12 SP4: qemu 2.11.2-5.13.1

SUSE LE 15: new qemu packages.
New packages are available:
  SUSE LE 15 RTM: qemu 2.11.2-9.25.1

Ubuntu: new qemu packages.
New packages are available:
  Ubuntu 18.10: qemu 1:2.12+dfsg-3ubuntu8.6
  Ubuntu 18.04 LTS: qemu 1:2.11+dfsg-1ubuntu7.12
  Ubuntu 16.04 LTS: qemu 1:2.5+dfsg-5ubuntu10.36
  Ubuntu 14.04 LTS: qemu 2.0.0+dfsg-2ubuntu1.45

Wind River Linux: solution (21/05/2019).
The solution is indicated in information sources.
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