CVE-2017-14939: decode_line_info in dwarf2.c in the Binary File Descriptor (BFD) library (aka libbfd), as distributed in GN...

Security readout for executives and security teams

A crafted ELF binary can crash software that uses GNU Binutils' libbfd 2.29 to read DWARF line information. Business impact is primarily denial of service in systems that automatically inspect binaries, such as malware analysis, CI, package intake, or developer tooling. Sources do not show code execution or confirmed active exploitation. Exposure is likely where Binutils/BFD-based tools process untrusted or externally supplied ELF files. Internet-facing exposure is indirect unless a service accepts binaries and runs BFD parsing automatically. The bundle does not identify specific downstream products or packages beyond GNU Binutils 2.29/libbfd. Treat as a targeted denial-of-service risk for binary-processing workflows, not a broad emergency. Prioritize remediation for security scanning, CI, package repositories, and malware-analysis systems that handle untrusted ELF files. Lower priority for endpoints that do not parse outside binaries. Mitigation focus: Check vendor or distribution advisories for fixed Binutils/libbfd packages.; Upgrade GNU Binutils/libbfd where vendor guidance confirms the fix.; Avoid automatic BFD parsing of untrusted ELF files until remediated..

Prepared

Jun 12, 2026, 20:56 UTC (UTC+00:00)

Generated from the cited source records. This long-tail analysis has not been individually reviewed by a named human.