Moderate: qt5 security, bug fix, and enhancement update

Synopsis

Moderate: qt5 security, bug fix, and enhancement update

Type/Severity

Security Advisory: Moderate

Topic

An update is now available for Red Hat Enterprise Linux 7.

Red Hat Product Security has rated this update as having a security impact of Moderate. A Common Vulnerability Scoring System (CVSS) base score, which gives a detailed severity rating, is available for each vulnerability from the CVE link(s) in the References section.

Description

Qt is a software toolkit for developing applications. The qt5-base packages contain base tools for string, xml, and network handling in Qt.

The following packages have been upgraded to a later upstream version: qt5-qt3d (5.9.7), qt5-qtbase (5.9.7), qt5-qtcanvas3d (5.9.7), qt5-qtconnectivity (5.9.7), qt5-qtdeclarative (5.9.7), qt5-qtdoc (5.9.7), qt5-qtgraphicaleffects (5.9.7), qt5-qtimageformats (5.9.7), qt5-qtlocation (5.9.7), qt5-qtmultimedia (5.9.7), qt5-qtquickcontrols (5.9.7), qt5-qtquickcontrols2 (5.9.7), qt5-qtscript (5.9.7), qt5-qtsensors (5.9.7), qt5-qtserialbus (5.9.7), qt5-qtserialport (5.9.7), qt5-qtsvg (5.9.7), qt5-qttools (5.9.7), qt5-qttranslations (5.9.7), qt5-qtwayland (5.9.7), qt5-qtwebchannel (5.9.7), qt5-qtwebsockets (5.9.7), qt5-qtx11extras (5.9.7), qt5-qtxmlpatterns (5.9.7). (BZ#1564000, BZ#1564001, BZ#1564002, BZ#1564003, BZ#1564004, BZ#1564006, BZ#1564007, BZ#1564008, BZ#1564009, BZ#1564010, BZ#1564011, BZ#1564012, BZ#1564013, BZ#1564014, BZ#1564015, BZ#1564016, BZ#1564017, BZ#1564018, BZ#1564019, BZ#1564020, BZ#1564021, BZ#1564022, BZ#1564023, BZ#1564024)

Security Fix(es):

• qt5-qtbase: Double free in QXmlStreamReader (CVE-2018-15518)
  
• qt5-qtsvg: Invalid parsing of malformed url reference resulting in a denial of service (CVE-2018-19869)
  
• qt5-qtbase: QImage allocation failure in qgifhandler (CVE-2018-19870)
  
• qt5-qtimageformats: QTgaFile CPU exhaustion (CVE-2018-19871)
  
• qt5-qtbase: QBmpHandler segmentation fault on malformed BMP file (CVE-2018-19873)
  

For more details about the security issue(s), including the impact, a CVSS score, acknowledgments, and other related information, refer to the CVE page(s) listed in the References section.

Additional Changes:

For detailed information on changes in this release, see the Red Hat Enterprise Linux 7.7 Release Notes linked from the References section.

Solution

For details on how to apply this update, which includes the changes described in this advisory, refer to:

https://access.redhat.com/articles/11258

Affected Products

• Red Hat Enterprise Linux Server 7 x86_64
• Red Hat Enterprise Linux Workstation 7 x86_64
• Red Hat Enterprise Linux Desktop 7 x86_64
• Red Hat Enterprise Linux for IBM z Systems 7 s390x
• Red Hat Enterprise Linux for Power, big endian 7 ppc64
• Red Hat Enterprise Linux for Scientific Computing 7 x86_64
• Red Hat Enterprise Linux for Power, little endian 7 ppc64le

Fixes

• BZ - 1564000 - Rebase qt5-qtbase to 5.9.7
• BZ - 1564001 - Rebase qt5-qtcanvas3d to 5.9.7
• BZ - 1564002 - Rebase qt5-qtconnectivity to 5.9.7
• BZ - 1564003 - Rebase qt5-qtdeclarative to 5.9.7
• BZ - 1564004 - Rebase qt5-qtdoc to 5.9.7
• BZ - 1564006 - Rebase qt5-qtgraphicaleffects to 5.9.7
• BZ - 1564007 - Rebase qt5-qtimageformats to 5.9.7
• BZ - 1564008 - Rebase qt5-qtlocation to 5.9.7
• BZ - 1564009 - Rebase qt5-qtmultimedia to 5.9.7
• BZ - 1564010 - Rebase qt5-qtquickcontrols to 5.9.7
• BZ - 1564011 - Rebase qt5-qtquickcontrols2 to 5.9.7
• BZ - 1564012 - Rebase qt5-qtscript to 5.9.7
• BZ - 1564013 - Rebase qt5-qtsensors to 5.9.7
• BZ - 1564014 - Rebase qt5-qtserialbus to 5.9.7
• BZ - 1564015 - Rebase qt5-qtserialport to 5.9.7
• BZ - 1564016 - Rebase qt5-qtsvg to 5.9.7
• BZ - 1564017 - Rebase qt5-qttools to 5.9.7
• BZ - 1564018 - Rebase qt5-qttranslations to 5.9.7
• BZ - 1564019 - Rebase qt5-qtwayland to 5.9.7
• BZ - 1564020 - Rebase qt5-qtwebchannel to 5.9.7
• BZ - 1564021 - Rebase qt5-qtwebsockets to 5.9.7
• BZ - 1564022 - Rebase qt5-qtxmlpatterns to 5.9.7
• BZ - 1564023 - Rebase qt5-qtx11extras to 5.9.7
• BZ - 1564024 - Rebase qt5-qt3d to 5.9.7
• BZ - 1658996 - CVE-2018-19870 qt5-qtbase: QImage allocation failure in qgifhandler
• BZ - 1658998 - CVE-2018-19873 qt5-qtbase: QBmpHandler segmentation fault on malformed BMP file
• BZ - 1659000 - CVE-2018-15518 qt5-qtbase: Double free in QXmlStreamReader
• BZ - 1661460 - CVE-2018-19869 qt5-qtsvg: Invalid parsing of malformed url reference resulting in a denial of service
• BZ - 1661465 - CVE-2018-19871 qt5-qtimageformats: QTgaFile CPU exhaustion

CVEs

• CVE-2018-15518
• CVE-2018-19869
• CVE-2018-19870
• CVE-2018-19871
• CVE-2018-19873

References

• https://access.redhat.com/security/updates/classification/#moderate
• https://access.redhat.com/documentation/en-us/red_hat_enterprise_linux/7/html/7.7_release_notes/index