CVE-2013-2481: Integer signedness error in the dissect_mount_dirpath_call function in epan/dissectors/packet-mount.c in th...

Security readout for executives and security teams

This flaw can make affected Wireshark versions crash when they process specially crafted Mount/NFS-related traffic while file-name snooping is enabled. It is a denial-of-service issue against the analysis tool, not evidence of system takeover. Business urgency is mainly for teams still running very old Wireshark builds in monitoring or packet-analysis workflows. Exposure is limited to environments using Wireshark 1.6.x or 1.8.x before the fixed releases, especially where NFS/Mount traffic is captured or opened and nfs_file_name_snooping is enabled. Modern installations are likely unaffected if they are on maintained Wireshark versions, but legacy forensic workstations and packaged Linux distributions should be checked. Prioritize as a legacy tool-hardening item, not an emergency internet-facing service incident. Patch quickly where packet analysis is operationally important or handles untrusted captures. The main business risk is disruption to investigations, monitoring, or analyst workflows through Wireshark crashes. Mitigation focus: Upgrade Wireshark to 1.6.14, 1.8.6, or a later vendor-supported release.; Apply relevant distribution security updates from Debian, openSUSE, or your OS vendor.; If upgrade timing is constrained, review vendor guidance for temporary risk reduction..

Prepared

Jun 24, 2026, 11:46 UTC (UTC+00:00)

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