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Vulnerability of Qt: out-of-bounds memory reading via read_xbm_body

Synthesis of the vulnerability 

An attacker can force a read at an invalid address via read_xbm_body() of Qt, in order to trigger a denial of service, or to obtain sensitive information.
Impacted products: Debian, Fedora, openSUSE Leap, Solaris, SUSE Linux Enterprise Desktop, SLES.
Severity of this bulletin: 2/4.
Creation date: 17/08/2020.
Références of this threat: bulletinjul2020, CVE-2020-17507, DLA-2376-1, DLA-2377-1, FEDORA-2020-8dd86f1b3f, FEDORA-2020-b8091188d0, openSUSE-SU-2020:1452-1, openSUSE-SU-2020:1500-1, openSUSE-SU-2020:1501-1, openSUSE-SU-2020:1530-1, openSUSE-SU-2020:1564-1, openSUSE-SU-2020:1568-1, SUSE-SU-2020:2741-1, SUSE-SU-2020:2742-1, SUSE-SU-2020:2748-1, SUSE-SU-2020:2751-1, SUSE-SU-2020:2760-1, VIGILANCE-VUL-33087.

Description of the vulnerability 

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

Our Vigil@nce team determined that the severity of this computer weakness bulletin 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 note.

Solutions for this threat 

Debian 9: new qt4-x11 packages.
New packages are available:
  Debian 9: qt4-x11 4:4.8.7+dfsg-11+deb9u1

Debian 9: new qtbase-opensource-src packages.
New packages are available:
  Debian 9: qtbase-opensource-src 5.7.1+dfsg-3+deb9u3

Fedora 31: new qt packages.
New packages are available:
  Fedora 31: qt 4.8.7-55.fc31

Fedora 32: new qt packages.
New packages are available:
  Fedora 32: qt 4.8.7-55.fc32

openSUSE Leap 15.1: new libqt4 packages.
New packages are available:
  openSUSE Leap 15.1: libqt4 4.8.7-lp151.9.3.1

openSUSE Leap 15.1: new libqt5-qtbase packages.
New packages are available:
  openSUSE Leap 15.1: libqt5-qtbase 5.9.7-lp151.4.6.1

openSUSE Leap 15.2: new libqt4 packages.
New packages are available:
  openSUSE Leap 15.2: libqt4 4.8.7-lp152.10.3.1

openSUSE Leap 15.2: new libqt5-qtbase packages.
New packages are available:
  openSUSE Leap 15.2: libqt5-qtbase 5.12.7-lp152.3.6.1

Oracle Solaris: patch for third party software of July 2020 v3.
A patch is available:
  https://support.oracle.com/rs?type=doc&id=1448883.1

SUSE LE 12 SP2: new libqt5-qtbase packages.
New packages are available:
  SUSE LE 12 SP2: libqt5-qtbase 5.6.1-17.16.1

SUSE LE 12 SP3-5: new libqt5-qtbase packages.
New packages are available:
  SUSE LE 12 SP3: libqt5-qtbase 5.6.2-6.25.1
  SUSE LE 12 SP4: libqt5-qtbase 5.6.2-6.25.1
  SUSE LE 12 SP5: libqt5-qtbase 5.6.2-6.25.1

SUSE LE 15: new libqt5-qtbase packages.
New packages are available, as indicated in information sources.

SUSE LE 15 RTM: new libqt5-qtbase packages.
New packages are available:
  SUSE LE 15 RTM: libqt5-qtbase 5.9.4-8.24.1

SUSE LE 15 SP1: new libqt4 packages.
New packages are available:
  SUSE LE 15 SP1: libqt4 4.8.7-bp151.4.3.1

SUSE LE 15 SP2: new libqt4 packages.
New packages are available:
  SUSE LE 15 SP2: libqt4 4.8.7-bp152.4.3.1
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