CVE-2006-1527: The SCTP-netfilter code in Linux kernel before 2.6.16.13 allows remote attackers to trigger a denial of ser...

Security readout for executives and security teams

This is an old Linux kernel denial-of-service issue. A remote attacker could cause affected systems to hang in SCTP netfilter processing by triggering an invalid SCTP chunk size. The sources identify kernels before 2.6.16.13, but provide no current exploitation evidence. Likely exposure is legacy Linux systems running kernels before 2.6.16.13, especially where SCTP/netfilter processing is present and reachable. Modern supported distributions are unlikely to remain affected, but embedded, appliance, or frozen systems need verification. Treat as a legacy availability risk. Prioritize systems that are internet-facing, appliance-like, or difficult to reboot. For supported platforms, normal patch governance should be sufficient unless old kernels are discovered. Mitigation focus: Upgrade affected Linux kernels to 2.6.16.13 or later.; Apply vendor kernel updates from applicable distribution advisories.; Check vendor guidance before relying on configuration workarounds..

Prepared

Jun 29, 2026, 12:56 UTC (UTC+00:00)

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