Bug#923003: CVE-2018-19873 CVE-2018-19871 CVE-2018-19870

[Moritz Muehlenhoff <jmm@debian.org>]

Source: qt4-x11
Severity: grave
Tags: security

Three security issues fixed in QT5 also affect qt4-x11:
https://blog.qt.io/blog/2018/12/04/qt-5-11-3-released-important-security-updates/

CVE-2018-19873:
https://github.com/qt/qtbase/commit/621ab8ab59901cc3f9bd98be709929c9eac997a8

CVE-2018-19871:
https://github.com/qt/qtimageformats/commit/7cfe47a8fe2f987fb2a066a696fb3d9d0afe4d65
(qt4-x11 affected in src/plugins/imageformats/tga/qtgafile.cpp)

CVE-2018-19870:
https://github.com/qt/qtbase/commit/2841e2b61e32f26900bde987d469c8b97ea31999
(qt4-x11 affected in src/gui/image/qgifhandler.cpp)

Cheers,
        Moritz