[Ksplice][Virtuozzo 4.7 Updates] New Ksplice updates for Virtuozzo 4.7 or OpenVZ on RHEL 6 (2.6.32-042stab140.4)
Oracle Ksplice
ksplice-support_ww at oracle.com
Thu Oct 17 06:23:54 PDT 2019
Synopsis: 2.6.32-042stab140.4 can now be patched using Ksplice
CVEs: CVE-2019-15239
Systems running Virtuozzo 4.7 or the OpenVZ RHEL 6 kernel can now use
Ksplice to patch against the latest Parallels Virtuozzo Containers 4.7
kernel security update, 2.6.32-042stab140.4.
INSTALLING THE UPDATES
We recommend that all users of Ksplice Uptrack running Virtuozzo 4.7
or OpenVZ on RHEL 6 install these updates.
On systems that have "autoinstall = yes" in /etc/uptrack/uptrack.conf,
these updates will be installed automatically and you do not need to
take any action.
Alternatively, you can install these updates by running:
# /usr/sbin/uptrack-upgrade -y
DESCRIPTION
* CVE-2019-15239: Denial-of-service when establishing TCP connection.
A bug when retransmitting unacknowledged TCP packet in the TCP Fast Open
path triggers a kernel crash. A malicious local user can exploit this to
cause a denial-of-service.
SUPPORT
Ksplice support is available at ksplice-support_ww at oracle.com.
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