CVE-2017-9055: libdwarf: heap-based buffer over-read in dwarf_formsdata()

Severity: Critical

CVSS Score: 9.8

An issue, also known as DW201703-001, was discovered in libdwarf 2017-03-21. In dwarf_formsdata() a few data types were not checked for being in bounds, leading to a heap-based buffer over-read.