CVE-2017-6305: An issue was discovered in ytnef before 1.9.1.

Security readout for executives and security teams

CVE-2017-6305 affects ytnef before 1.9.1. The public CVE text describes an out-of-bounds read and write issue, meaning malformed input could make the program access memory outside intended limits. Business impact depends on whether ytnef is installed and used to process untrusted files or mail content. Exposure is most likely on Linux or Unix systems with ytnef installed, especially where it processes externally supplied content. The supplied affected-product metadata is incomplete, so inventory should rely on package managers and distro advisories. Treat this as a targeted patching item, not an emergency from the provided evidence. Prioritize systems that automatically process untrusted content, because out-of-bounds read/write bugs can create reliability and security risk. Mitigation focus: Upgrade ytnef to version 1.9.1 or later where available.; Apply Debian DSA-3846 guidance for Debian-managed systems.; Apply Fedora package advisory guidance for Fedora-managed systems..

Prepared

Jun 13, 2026, 06:02 UTC (UTC+00:00)

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