CVE-2011-4102: Heap-based buffer overflow in the erf_read_header function in wiretap/erf.c in the ERF file parser in Wires...

Security readout for executives and security teams

This issue affects old Wireshark releases when they parse malformed ERF capture files. A crafted file can crash the application, disrupting analysis work but not indicating system takeover in the provided sources. Exposure is most likely where analysts, SOC tooling, or packet-processing workflows open ERF capture files using affected Wireshark versions. General users are less exposed unless they receive and inspect untrusted capture files. Treat as a targeted operational reliability risk. Prioritize remediation for security teams and systems that process untrusted packet captures; otherwise handle through normal legacy software cleanup. Mitigation focus: Upgrade Wireshark to a vendor-supported fixed release, at least beyond 1.6.3 for the 1.6 branch.; Remove affected Wireshark 1.4.0 through 1.4.9 installations from analyst systems.; Avoid opening untrusted ERF capture files on vulnerable systems..

Prepared

Jun 27, 2026, 17:48 UTC (UTC+00:00)

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