Important kernel security update: CVE-2017-14489 and other; Virtuozzo ReadyKernel patch 31.1 for Virtuozzo 7.0.0¶
Issue date: 2017-09-21
Applies to: Virtuozzo 7.0
Virtuozzo Advisory ID: VZA-2017-082
1. Overview¶
The cumulative Virtuozzo ReadyKernel patch was updated with security fixes. The patch applies to Virtuozzo kernel 3.10.0-327.18.2.vz7.15.2 (Virtuozzo 7.0.0).
2. Security Fixes¶
[Important] An unprivileged user inside a container could cause a denial of service (kernel crash in user_read() function) using a specially crafted sequence of system calls. (PSBM-72405)
[Moderate] The iscsi_if_rx function in drivers/scsi/scsi_transport_iscsi.c in the Linux kernel through 4.13.2 allows local users to cause a denial of service (panic) by leveraging incorrect length validation. (CVE-2017-14489)
3. Installing the Update¶
Install the update by running ‘yum update’.
4. References¶
The JSON file with the list of new and updated packages is available at http://docs.virtuozzo.com/vza/VZA-2017-082.json.