Kernel security update: CVE-2017-12193; Virtuozzo ReadyKernel patch 37.1 for Virtuozzo 7.0.0, 7.0.1, 7.0.3, 7.0.4, and 7.0.4 HF3

The cumulative Virtuozzo ReadyKernel patch was updated with security and stability fixes. The patch applies to Virtuozzo kernels 3.10.0-327.18.2.vz7.15.2 (Virtuozzo 7.0.0), 3.10.0-327.37.1.vz7.18.7 (Virtuozzo 7.0.1), 3.10.0-327.37.1.vz7.20.18 (Virtuozzo 7.0.3), 3.10.0-514.16.1.vz7.30.10 (Virtuozzo 7.0.4), and 3.10.0-514.16.1.vz7.30.15 (Virtuozzo 7.0.4 HF3).
Vulnerability id: CVE-2017-12193
A flaw was found in the implementation of associative arrays in the Linux kernel. A null pointer dereference could happen in assoc_array_apply_edit() due to incorrect node splitting.