CVE-2023-43114

CVSS 3.1 Score 5.5 of 10 (medium)

Details

Published Sep 18, 2023
Updated: Sep 22, 2023

Summary

CVE-2023-43114 is a vulnerability that affects Qt versions before 5.15.16, 6.x before 6.2.10, and 6.3.x through 6.5.x before 6.5.3 on Windows. The vulnerability occurs when using the GDI font engine, where loading a corrupted font via QFontDatabase::addApplicationFont{FromData] can cause the application to crash due to missing length checks. The vulnerability has a base severity rating of MEDIUM, with a base score of 5.5 according to NIST. No privileges are required for exploitation, but user interaction is necessary. The attack vector is local, and it has an availability impact of HIGH. It is advised to update affected Qt versions to the latest patched versions in order to remediate this vulnerability and mitigate potential risks for organizations using these software products on Windows platforms.

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