CVE-2013-7264: The l2tp_ip_recvmsg function in net/l2tp/l2tp_ip.c in the Linux kernel before 3.12.4 updates a certain leng...

Security readout for executives and security teams

CVE-2013-7264 is a Linux kernel information disclosure bug. A local user or local process could make the affected L2TP networking code return data from kernel stack memory. This is not described as remote code execution, but leaked kernel memory can expose sensitive data or help other attacks. Exposure is most likely on older Linux systems running kernels before 3.12.4 or vendor kernels without a backported fix. The source bundle lists Ubuntu, SUSE, Red Hat, and upstream Linux references, but does not enumerate complete affected distribution versions. Handle through normal kernel patch management, with higher priority for multi-user or shared workload systems. The business risk is sensitive memory exposure and possible support for chained attacks, but the provided evidence does not indicate active exploitation or remote compromise. Mitigation focus: Update affected Linux kernels using the relevant vendor security advisory.; Confirm the running kernel includes the upstream 3.12.4-era fix or vendor backport.; Prioritize shared systems with local users, containers, hosting workloads, or untrusted code execution..

Prepared

Jun 14, 2026, 15:13 UTC (UTC+00:00)

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