NULL Pointer Dereference Affecting qtbase-opensource-src package, versions <5.7.1+dfsg-3+deb9u1
Threat Intelligence
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- published7 Dec 2018
- disclosed26 Dec 2018
Introduced: 7 Dec 2018
CVE-2018-19870 (opens in a new tab)How to fix?
Upgrade Debian:9 qtbase-opensource-src to version 5.7.1+dfsg-3+deb9u1 or higher.
NVD Description
Note: Versions mentioned in the description apply only to the upstream qtbase-opensource-src package and not the qtbase-opensource-src package as distributed by Debian.
See How to fix? for Debian:9 relevant fixed versions and status.
An issue was discovered in Qt before 5.11.3. A malformed GIF image causes a NULL pointer dereference in QGifHandler resulting in a segmentation fault.
References
- https://security-tracker.debian.org/tracker/CVE-2018-19870
- https://blog.qt.io/blog/2018/12/04/qt-5-11-3-released-important-security-updates/
- https://codereview.qt-project.org/#/c/235998/
- https://www.debian.org/security/2019/dsa-4374
- https://lists.debian.org/debian-lts-announce/2019/01/msg00004.html
- https://lists.debian.org/debian-lts-announce/2019/05/msg00014.html
- https://lists.debian.org/debian-lts-announce/2020/09/msg00023.html
- http://lists.opensuse.org/opensuse-security-announce/2019-04/msg00080.html
- https://access.redhat.com/errata/RHSA-2019:2135
- https://access.redhat.com/errata/RHSA-2019:3390
- http://people.ubuntu.com/~ubuntu-security/cve/CVE-2018-19870
- https://usn.ubuntu.com/4003-1/