CVE-2026-4775

CVE-2026-4775 · Libtiff: libtiff: arbitrary code execution or denial of service via signed integer overflow in tiff file processing

This page contains facts from public vulnerability sources. Check the original advisory before updating.

This page shows selected source facts. See the linked advisories for the complete description and affected versions.

A flaw was found in the libtiff library. A remote attacker could exploit a signed integer overflow vulnerability in the putcontig8bitYCbCr44tile function by providing a specially crafted TIFF file. This flaw can lead to an out-of-bounds heap write due to incorrect memory pointer calculations, potentially causing a denial of service (application crash) or arbitrary code execution.

CVSS 7.8 · High · EPSS 0.6% · Fix available

Published

2026-03-24T14:42:47.529Z

Updated

2026-10-02T02:05:32.800Z

Stack: system

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