[El-errata] New Ksplice updates for Oracle Enhanced RHCK 7 (ELBA-2019-0163-1)
Errata Announcements for Oracle Linux
el-errata at oss.oracle.com
Fri Feb 1 00:17:49 PST 2019
Synopsis: ELBA-2019-0163-1 can now be patched using Ksplice
CVEs: CVE-2018-18397 CVE-2018-18559
Users with Oracle Linux Premier Support can now use Ksplice to patch
against the latest Oracle Linux Bug Fix Advisory, ELBA-2019-0163-1.
INSTALLING THE UPDATES
We recommend that all users of Ksplice Uptrack running Oracle Enhanced
RHCK 7 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
* CVE-2018-18559: Denial-of-service when binding a packet on a socket while a notification is raised.
A race condition when binding a packet on a socket while a notification
is raised on this socket could lead to a kernel assert. A local attacker
could use this flaw to cause a denial-of-service.
* CVE-2018-18397: Permission bypass when using userfaultd to write temp or hugetlb filesystem files.
Missing checks in userfaultd could let a local attacker write into
read-only files residing in a hugetlb or a temp filesystem.
Ksplice support is available at ksplice-support_ww at oracle.com.
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