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CVE-2019-18281

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.

Risk Information

Base Score
4.3
MODERATE
Vector
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:L
EPSS Score
Exploitation Probability
1.749

Associated Vulnerability

VulnerabilityOS Platform
Qt 5 libraries (USN-4275-1) libqt5gui5_5.9.5+dfsg-0ubuntu2.5_i386.debLinux
Qt 5 libraries (USN-4275-1) libqt5gui5_5.9.5+dfsg-0ubuntu2.5_amd64.debLinux
Qt 5 libraries (USN-4275-1) libqt5gui5_5.12.4+dfsg-4ubuntu1.1_i386.debLinux
Qt 5 libraries (USN-4275-1) libqt5gui5_5.12.4+dfsg-4ubuntu1.1_amd64.debLinux
Qt 5 libraries (USN-4275-1) libqt5gui5_5.5.1+dfsg-16ubuntu7.7_i386.debLinux
Qt 5 libraries (USN-4275-1) libqt5gui5_5.5.1+dfsg-16ubuntu7.7_amd64.debLinux
Qt 5 libraries (USN-4275-1) libqt5core5a_5.9.5+dfsg-0ubuntu2.5_i386.debLinux
Qt 5 libraries (USN-4275-1) libqt5core5a_5.9.5+dfsg-0ubuntu2.5_amd64.debLinux
Qt 5 libraries (USN-4275-1) libqt5core5a_5.12.4+dfsg-4ubuntu1.1_i386.debLinux
Qt 5 libraries (USN-4275-1) libqt5core5a_5.12.4+dfsg-4ubuntu1.1_amd64.debLinux
Qt 5 libraries (USN-4275-1) libqt5core5a_5.5.1+dfsg-16ubuntu7.7_i386.debLinux
Qt 5 libraries (USN-4275-1) libqt5core5a_5.5.1+dfsg-16ubuntu7.7_amd64.debLinux

Patch Details

No records found

References

https://nvd.nist.gov/vuln/detail/CVE-2023-1234
https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2023-1234