CVE-2011-3194 Memory corruption in n/a

Critical 9.3 Published 16 Jun 2012 Updated 6 Aug 2024

Remote attackers can trigger a buffer overflow in the Qt TIFF handler via a crafted image, potentially causing crashes or arbitrary code execution.

Exploited in the wild: Not known
Login needed: Not needed
Attackable: Over the internet
Victim action needed: A user has to click or open something
Fix: Available

What is CVE-2011-3194?

CVE-2011-3194 is a critical memory corruption vulnerability in Qt Qt, published on 16 Jun 2012. An attacker can exploit it over the internet without logging in, and only if a user opens a file or follows a link.

Official description

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.

Weakness: CWE-119

Which versions are affected by CVE-2011-3194?

It affects 1 product.

Products include Qt Qt.

How do I fix CVE-2011-3194?

Upgrade to a fixed version.

Upgrade to the fixed version. Memory-safe languages, compiler hardening and fuzzing prevent most new cases. More about Memory corruption.

Is CVE-2011-3194 being exploited?

There is no known exploitation of CVE-2011-3194 in the wild and no public exploit code.

All Qt Qt vulnerabilities

Sources

Also known as GHSA-54rr-rgq3-87h5.