CVE-2019-18281
CVE-2019-18281
This page contains facts from public vulnerability sources. Check the original advisory before updating.
An out-of-bounds memory access in the generateDirectionalRuns() function in qtextengine.cpp in Qt qtbase 5.11.x and 5.12.x before 5.12.5 allows attackers to cause a denial of service by crashing an application via a text file containing many directional characters.
CVSS 4.3 · Medium · EPSS 2.1% · Fix available
- Published
- Updated
Stack: system
Affected products and versions
n/a
- Versions
- n/a: Affected
No fix published
qtbase-opensource-src Debian:12
- Affected ranges
- ECOSYSTEM: < 5.12.5+dfsg-2
Update to 5.12.5+dfsg-2
qtbase-opensource-src Debian:13
- Affected ranges
- ECOSYSTEM: < 5.12.5+dfsg-2
Update to 5.12.5+dfsg-2
qtbase-opensource-src Debian:14
- Affected ranges
- ECOSYSTEM: < 5.12.5+dfsg-2
Update to 5.12.5+dfsg-2
qtbase-opensource-src-gles Debian:12
- Affected ranges
- ECOSYSTEM: < 5.12.5+dfsg-1
Update to 5.12.5+dfsg-1
qtbase-opensource-src-gles Debian:13
- Affected ranges
- ECOSYSTEM: < 5.12.5+dfsg-1
Update to 5.12.5+dfsg-1
qtbase-opensource-src-gles Debian:14
- Affected ranges
- ECOSYSTEM: < 5.12.5+dfsg-1
Update to 5.12.5+dfsg-1
Original sources
- https://bugreports.qt.io/browse/QTBUG-77819
- https://codereview.qt-project.org/c/qt/qtbase/+/271889
- https://bugs.launchpad.net/ubuntu/+source/qtbase-opensource-src/+bug/1848784
- https://www.debian.org/security/2019/dsa-4556
- https://seclists.org/bugtraq/2019/Nov/4
- https://usn.ubuntu.com/4275-1/
- https://security.gentoo.org/glsa/202003-60
- https://nvd.nist.gov/vuln/detail/CVE-2019-18281