An issue was discovered in function TIFFReadDirectory libtiff before 4.4.0 allows attackers to cause a denial of service via crafted TIFF file. A flaw was found in the libtiff library. This issue allows an attacker who can submit a specially crafted file to an application linked with libtiff to cause an infinite loop, resulting in a denial of service.
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– Scott Cheney, Manager of Information Security, Sierra View Medical Center