CVE-2006-3334: Buffer overflow in the png_decompress_chunk function in pngrutil.c in libpng before 1.2.12 allows context-d...

Security readout for executives and security teams

CVE-2006-3334 is an old libpng memory safety flaw. Software using libpng before 1.2.12 could crash, and possibly run attacker-controlled code, when processing a specially malformed PNG-related chunk. Business risk is mainly in legacy systems, embedded products, or applications that still parse untrusted images with outdated bundled libpng. Exposure is most likely in legacy Linux distributions, older Apple/SUSE/Mandriva/Gentoo-era packages, embedded firmware, or applications with statically bundled libpng older than 1.2.12 that process user-supplied PNG files. Treat this as a legacy exposure cleanup item unless vulnerable image parsing is internet-facing or business-critical. Prioritize inventory and patching of systems that process untrusted PNGs, especially where libpng is bundled outside normal OS package management. Mitigation focus: Upgrade libpng to 1.2.12 or a vendor-patched later package.; Patch operating system packages using applicable vendor advisories.; Identify and replace statically bundled libpng copies in applications..

Prepared

Jun 29, 2026, 11:51 UTC (UTC+00:00)

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