CVE-2016-9755: The netfilter subsystem in the Linux kernel before 4.9 mishandles IPv6 reassembly, which allows local users...

Security readout for executives and security teams

CVE-2016-9755 is a Linux kernel netfilter IPv6 reassembly flaw. A local user could crash the system, and the record leaves open unspecified additional impact. Business urgency is highest where untrusted users, shared hosting, containers, or shell access exist on older Linux kernels. Likely exposure is Linux systems running kernels before 4.9, or vendor kernels that did not backport the upstream fix. The sources do not identify specific distributions or package versions beyond the upstream kernel statement. Prioritize remediation for older multi-user Linux systems. Internet exposure alone is not the key signal; the sources describe local-user-triggered impact. Patch during normal security maintenance unless the system hosts untrusted workloads. Mitigation focus: Upgrade to Linux kernel 4.9 or a vendor kernel with the fix backported.; Check vendor advisories for distribution-specific fixed package versions.; Prioritize hosts with untrusted local users, shared workloads, or container tenants..

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.