CVE-2017-15020

CVE-2017-15020 is a heap-based buffer over-read vulnerability in the Binary File Descriptor (BFD) library (libbfd), specifically in dwarf1.c, as distributed in GNU Binutils 2.29. This flaw allows remote attackers to trigger a denial of service (application crash) or potentially achieve other unspecified impacts through a crafted ELF file. Rated with a CVSS v3 score of 7.8 (High), it requires user interaction (UI:R) and local access (AV:L) for exploitation, with high impacts on confidentiality, integrity, and availability. There is no evidence of active exploitation, publicly available exploit code (Metasploit, Nuclei, ExploitDB), or significant community discussion or media coverage.