CVE-2019-18281

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CVSS 3.1

4.3 medium

EPSS

2%p80

Published

Oct 23, 2019 (Oct 23, 2019)

Modified

Jun 17, 2026

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.

Vendors: qt debian
Products: qtbase, debian linux
Weakness: CWE-119
Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:L

NVD CVE.org GitHub PoCs EPSS (2.1%)

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