CVE-2014-1690: The help function in net/netfilter/nf_nat_irc.c in the Linux kernel before 3.12.8 allows remote attackers t...

Security readout for executives and security teams

This Linux kernel flaw could let a remote party read small amounts of kernel memory when vulnerable systems process malformed IRC DCC NAT traffic. The business risk is mainly information disclosure on older or unpatched Linux systems using the IRC NAT helper path. Exposure is likely limited to Linux systems running kernels before 3.12.8, or vendor kernels without the backported fix, where IRC DCC traffic is processed through the netfilter IRC NAT helper behavior described in the CVE. Treat as a targeted legacy Linux exposure issue. It deserves prompt remediation where old kernels and IRC NAT handling exist, but the provided evidence does not support emergency active-exploitation response. Mitigation focus: Upgrade affected Linux kernels to 3.12.8 or vendor-patched equivalents.; Review Ubuntu, Red Hat, and distribution advisories for exact fixed package versions.; Prioritize internet-facing NAT systems that process IRC DCC traffic..

Prepared

Jun 14, 2026, 14:50 UTC (UTC+00:00)

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