[SECURITY] Fedora 33 Update: pngcheck-2.3.0-3.fc33

pngcheck verifies the integrity of PNG, JNG and MNG files by checking the internal 32-bit CRCs checksums and decompressing the image data; it can optionally dump almost all of the chunk-level information in the image in human-readable form. For example, it can be used to print the basic statist i...

UBUNTU-CVE-2017-18220

The ReadOneJNGImage and ReadJNGImage functions in coders/png.c in GraphicsMagick 1.3.26 allow remote attackers to cause a denial of service magick/blob.c CloseBlob use-after-free or possibly have unspecified other impact via a crafted file, a related issue to CVE-2017-11403...