Heap Buffer Overflow vulnerability in qpdf 11.9.0 allows attackers to crash the application via the std::__shared_count() function at /bits/shared_ptr_base.h. https://github.com/qpdf/qpdf/issues/1123
Created qpdf tracking bugs for this issue: Affects: fedora-all [bug 2267205]
Upstream Commit: https://github.com/qpdf/qpdf/commit/cb0f390cc1f98a8e82b27259f8f3cd5f162992eb