El-errata: New Ksplice updates for UEKR4 4.1.12 on OL6 and OL7 (ELSA-2021-9113)
Synopsis: ELSA-2021-9113 can now be patched using Ksplice
CVEs: CVE-2021-27363 CVE-2021-27364 CVE-2021-27365
Users with Oracle Linux Premier Support can now use Ksplice to patch
against the latest Oracle Linux Security Advisory, ELSA-2021-9113.
More information about this errata can be found at
https://linux.oracle.com/errata/ELSA-2021-9113.html
INSTALLING THE UPDATES
We recommend that all users of Ksplice Uptrack running UEKR4 4.1.12 on
OL6 and OL7 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-2021-27363, CVE-2021-27364, CVE-2021-27365: Priviledge escalation in iSCSI subsystem.
Multiple logic errors failing to check some messages and sysfs
attribute sizes may cause a buffer overflow. A local attacker could
use this to cause a priviledge escalation.
Orabug: 32603382
SUPPORT
Ksplice support is available at ksplice-support_ww@oracle.com.
New Ksplice updates for UEKR4 4.1.12 has been released for Oracle Linux 6 and 7.
