CVE-2006-0457: Race condition in the (1) add_key, (2) request_key, and (3) keyctl functions in Linux kernel 2.6.x allows l...

Security readout for executives and security teams

CVE-2006-0457 is a local Linux kernel 2.6.x race condition. A logged-in user could crash the system or read sensitive kernel memory through kernel key-management calls. The provided sources do not show remote exploitation or confirmed active exploitation. Exposure is most likely on legacy Linux systems still running vulnerable 2.6.x kernels or vendor builds referenced by 2006 advisories. The bundle does not provide exact affected package versions or CPEs. Treat as a legacy exposure cleanup item unless vulnerable 2.6.x systems allow untrusted local users. Prioritize remediation for shared, internet-facing, regulated, or appliance environments where kernel crashes or memory disclosure would disrupt operations. Mitigation focus: Identify any Linux 2.6.x systems still in production.; Review applicable vendor advisories for fixed kernel packages.; Apply vendor-supported kernel updates where available..

Prepared

Jun 29, 2026, 13:48 UTC (UTC+00:00)

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