Heap-based buffer overflow in the ensuresolidxref function in pdf/pdf-xref.c in Artifex MuPDF 1.12.0 allows a remote attacker to potentially execute arbitrary code via a crafted PDF file, because xref subsection object numbers are unrestricted.
"https://storage.googleapis.com/osv-test-cve-osv-conversion/osv-output/CVE-2017-17858.json"