CVE-2011-3194: Qt

High severity, CVSS 9.3. EPSS: 7% chance of exploitation in the next 30 days.

Buffer overflow in the TIFF reader in gui/image/qtiffhandler.cpp in Qt 4.7.4 allows remote attackers to cause a denial of service (crash) and possibly execute arbitrary code via the TIFFTAG_SAMPLESPERPIXEL tag in a greyscale TIFF image with multiple samples per pixel.

Affected products

• Qt Qt: version 4.7.4 only

Published 2012-06-16. Last modified 2026-06-16.