CVE-2016-8645: The TCP stack in the Linux kernel before 4.8.10 mishandles skb truncation, which allows local users to caus...

Security readout for executives and security teams

CVE-2016-8645 is a Linux kernel TCP flaw that can let a local user crash the system. The main business risk is availability loss on systems where untrusted users or local workloads can run code. The bundle does not show remote exploitation, privilege escalation, or active exploitation evidence. Exposure is most relevant on Linux systems running kernels before 4.8.10 or vendor kernels missing the backported fix. Multi-user servers, shared development hosts, and systems running untrusted local applications deserve priority review. Exact affected vendor package versions are not fully enumerated in the bundle. Patch during normal vulnerability remediation, with accelerated handling for shared or untrusted-code Linux hosts. This is not supported as an internet-facing remote compromise in the supplied evidence, but a local crash path can still disrupt critical services. Mitigation focus: Apply kernel updates containing the upstream fix or vendor backport.; Review Red Hat advisories RHSA-2017:1842, RHSA-2017:2077, and RHSA-2017:2669 if applicable.; Check kernel.org 4.8.10 changelog or vendor errata for fix confirmation..

Prepared

Jun 13, 2026, 13:16 UTC (UTC+00:00)

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