USN-6713-1: QPDF vulnerability

It was discovered that QPDF incorrectly handled certain memory operations
when decoding JSON files. If a user or automated system were tricked into
processing a specially crafted JSON file, QPDF could be made to crash,
resulting in a denial of service, or possibly execute arbitrary code.

arbitrary code automated code crash decoding denial of service file files json memory operations service system usn vulnerability