CVE-2026-59941

Dompdf is an HTML to PDF converter for PHP. Versions 3.15 and prior accept a BMP image and generates a PDF-compatible PNG based only on its declared header dimensions and never bounds width × height before the image is converted through GD. A 58-byte BMP whose header declares e.g. 6000×6000 is...

GHSA-8HG6-C449-896M Dompdf: Uncontrolled resource consumption based on declared BMP dimensions

Summary dompdf accepts a BMP image and generates a PDF-compatible PNG based only on its declared header dimensions and never bounds width × height before the image is converted through GD. A 58-byte BMP whose header declares e.g. 6000×6000 is accepted and later drives imagecreatetruecolor$width,...

PT-2026-63553

Name of the Vulnerable Software and Affected Versions Dompdf versions prior to 3.16 Description Dompdf fails to validate the dimensions of BMP images before processing them. The software relies solely on the declared header dimensions to allocate memory for the image canvas via the...

DEBIAN-CVE-2015-8396

Integer overflow in the ImageRegionReader::ReadIntoBuffer function in MediaStorageAndFileFormat/gdcmImageRegionReader.cxx in Grassroots DICOM aka GDCM before 2.6.2 allows attackers to execute arbitrary code via crafted header dimensions in a DICOM image file, which triggers a buffer overflow...

UBUNTU-CVE-2015-8396

Integer overflow in the ImageRegionReader::ReadIntoBuffer function in MediaStorageAndFileFormat/gdcmImageRegionReader.cxx in Grassroots DICOM aka GDCM before 2.6.2 allows attackers to execute arbitrary code via crafted header dimensions in a DICOM image file, which triggers a buffer overflow...