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Vulnerability of WebKitGTK: multiple vulnerabilities

Synthesis of the vulnerability 

An attacker can use several vulnerabilities of WebKitGTK.
Impacted software: iOS by Apple, iPhone, Mac OS X, openSUSE Leap, RHEL, SUSE Linux Enterprise Desktop, SLES, Ubuntu.
Severity of this computer vulnerability: 2/4.
Number of vulnerabilities in this bulletin: 11.
Creation date: 17/04/2019.
Références of this announce: 1753, CVE-2019-8506, CVE-2019-8518, CVE-2019-8523, CVE-2019-8524, CVE-2019-8535, CVE-2019-8536, CVE-2019-8544, CVE-2019-8551, CVE-2019-8558, CVE-2019-8559, CVE-2019-8563, HT209599, HT209600, openSUSE-SU-2019:1374-1, openSUSE-SU-2019:1391-1, openSUSE-SU-2019:2587-1, openSUSE-SU-2019:2591-1, RHSA-2020:4035-01, SUSE-SU-2019:1137-1, SUSE-SU-2019:1155-1, SUSE-SU-2019:3044-1, USN-3948-1, VIGILANCE-VUL-29056.

Description of the vulnerability 

An attacker can use several vulnerabilities of WebKitGTK.
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This weakness impacts software or systems such as iOS by Apple, iPhone, Mac OS X, openSUSE Leap, RHEL, SUSE Linux Enterprise Desktop, SLES, Ubuntu.

Our Vigil@nce team determined that the severity of this vulnerability announce is medium.

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

This bulletin is about 11 vulnerabilities.

A proof of concept or an attack tool is available, so your teams have to process this alert. An attacker with a technician ability can exploit this threat bulletin.

Solutions for this threat 

Apple iOS: version 12.2.
The version 12.2 is fixed:
  https://support.apple.com/

Apple macOS: versions 10.12.6-2019-002, 10.13.6-2019-002 and 10.14.4.
Versions 10.12.6-2019-002, 10.13.6-2019-002 and 10.14.4 are fixed:
  https://support.apple.com/

openSUSE Leap 15: new webkit2gtk3 packages (02/12/2019).
New packages are available:
  openSUSE Leap 15.0: webkit2gtk3 2.26.2-lp150.2.28.1
  openSUSE Leap 15.1: webkit2gtk3 2.26.2-lp151.2.9.1

openSUSE Leap: new webkit2gtk3 packages.
New packages are available:
  openSUSE Leap 15.0: webkit2gtk3 2.24.1-lp150.2.19.1
  openSUSE Leap 42.3: webkit2gtk3 2.24.1-27.1

RHEL 7.8: new webkitgtk4 packages.
New packages are available:
  RHEL 7.0-7.8: webkitgtk4 2.28.2-2.el7

SUSE LE 15: new webkit2gtk3 packages.
New packages are available:
  SUSE LE 15 RTM: webkit2gtk3 2.26.2-3.34.3
  SUSE LE 15 SP1: webkit2gtk3 2.26.2-3.34.3

SUSE LE: new webkit2gtk3 packages.
New packages are available:
  SUSE LE 15 RTM: webkit2gtk3 2.24.1-3.24.1
  SUSE LE 12 SP4: webkit2gtk3 2.24.1-2.41.5
  SUSE LE 12 SP3: webkit2gtk3 2.24.1-2.41.5
  SUSE LE 12 SP2: webkit2gtk3 2.24.1-2.41.5

Ubuntu: new webkit2gtk packages.
New packages are available:
  Ubuntu 18.10: libjavascriptcoregtk-4.0-18 2.24.1-0ubuntu0.18.10.2, libwebkit2gtk-4.0-37 2.24.1-0ubuntu0.18.10.2
  Ubuntu 18.04 LTS: libjavascriptcoregtk-4.0-18 2.24.1-0ubuntu0.18.04.1, libwebkit2gtk-4.0-37 2.24.1-0ubuntu0.18.04.1
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