CVE-2005-0177: nls_ascii.c in Linux before 2.6.8.1 uses an incorrect table size, which allows attackers to cause a denial...

Security readout for executives and security teams

This is an old Linux kernel flaw that can crash the system. The issue is in nls_ascii.c, where an incorrect table size can lead to a buffer overflow and denial of service. The sources do not show data theft or code execution, but a kernel crash can still disrupt critical services. Likely exposure is limited to legacy Linux systems running kernels before 2.6.8.1 or distribution kernels identified by vendor errata. Modern supported Linux fleets are unlikely affected, but embedded, forgotten, or unsupported appliances should be checked because the affected product metadata is incomplete. Handle as a legacy infrastructure risk. It is not shown as actively exploited, but affected systems can crash at the kernel level. Prioritize systems still running old Linux kernels, especially production appliances or unsupported hosts. Mitigation focus: Update affected Linux kernels using the relevant vendor advisory packages.; Consult Red Hat, Ubuntu, Conectiva, and OVAL guidance for distribution-specific status.; Retire or isolate unsupported systems that cannot receive fixed kernels..

Prepared

Jun 30, 2026, 00:39 UTC (UTC+00:00)

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