CVE-2016-9754: The ring_buffer_resize function in kernel/trace/ring_buffer.c in the profiling subsystem in the Linux kerne...

Security readout for executives and security teams

CVE-2016-9754 is a Linux kernel local privilege escalation issue. A user already able to access the system locally could abuse a tracing buffer setting to gain higher privileges. It is not described as remotely exploitable, and the provided sources do not show active exploitation. Exposure is most likely on Linux systems running kernels before 4.6.1 or vendor kernels missing the backported fix. Risk is higher where untrusted local users, containers, shell users, or services can influence debugfs tracing controls. The provided affected-product metadata is generic and incomplete. Prioritize remediation on shared Linux hosts, developer systems, container hosts, and Android-derived fleets with local user exposure. This is a privilege escalation issue, so it can turn a limited foothold into administrative control. It is less urgent than a remotely exploitable kernel flaw if systems are single-user and patched. Mitigation focus: Update to Linux kernel 4.6.1 or a vendor build containing the upstream fix.; Apply relevant Android or Linux distribution security updates if using vendor kernels.; Restrict untrusted local access to debugfs tracing controls..

Prepared

Jun 13, 2026, 12:51 UTC (UTC+00:00)

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