Description (CNA)
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.
Affected (CNA)
| Vendor / product | Versions |
|---|---|
| n/a / n/a | affected n/a |
CWE
No CWE identifiers supplied.
References
- 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
ADP enrichment
No English description supplied.
- 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