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CVE-2019-18281

MEDIUM

4.3

Description

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.

CVE Details

CVSS v3.1 Score4.3

SeverityMEDIUM

CVSS VectorCVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:L

Attack VectorNETWORK

ComplexityLOW

Privileges RequiredNONE

User InteractionREQUIRED

Published10/23/2019

Last Modified11/21/2024

Sourcenvd

Honeypot Sightings0

Affected Products

debian:debian_linuxqt:qtbase

Weaknesses (CWE)

CWE-119

References

https://bugreports.qt.io/browse/QTBUG-77819(cve@mitre.org)

https://bugs.launchpad.net/ubuntu/+source/qtbase-opensource-src/+bug/1848784(cve@mitre.org)

https://codereview.qt-project.org/c/qt/qtbase/+/271889(cve@mitre.org)

https://seclists.org/bugtraq/2019/Nov/4(cve@mitre.org)

https://security.gentoo.org/glsa/202003-60(cve@mitre.org)

https://usn.ubuntu.com/4275-1/(cve@mitre.org)

https://www.debian.org/security/2019/dsa-4556(cve@mitre.org)

https://bugreports.qt.io/browse/QTBUG-77819(af854a3a-2127-422b-91ae-364da2661108)

https://bugs.launchpad.net/ubuntu/+source/qtbase-opensource-src/+bug/1848784(af854a3a-2127-422b-91ae-364da2661108)

https://codereview.qt-project.org/c/qt/qtbase/+/271889(af854a3a-2127-422b-91ae-364da2661108)

https://seclists.org/bugtraq/2019/Nov/4(af854a3a-2127-422b-91ae-364da2661108)

https://security.gentoo.org/glsa/202003-60(af854a3a-2127-422b-91ae-364da2661108)

https://usn.ubuntu.com/4275-1/(af854a3a-2127-422b-91ae-364da2661108)

https://www.debian.org/security/2019/dsa-4556(af854a3a-2127-422b-91ae-364da2661108)

IOC Correlations

No correlations recorded

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