El-errata: New Ksplice updates for RHCK 6 (ELSA-2022-9793)

Synopsis: ELSA-2022-9793 can now be patched using Ksplice
CVEs: CVE-2020-36385 CVE-2021-32399

Users with Oracle Linux Premier Support can now use Ksplice to patch
against the latest Oracle Linux Security Advisory, ELSA-2022-9793.
More information about this errata can be found at
  https://linux.oracle.com/errata/ELSA-2022-9793.html

INSTALLING THE UPDATES

We recommend that all users of Ksplice Uptrack running RHCK 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-2021-32399: Code execution in the Bluetooth subsystem when removing an HCI controller.

A race condition flaw in the Bluetooth subsystem could lead to
a use-after-free of slab objects during HCI controller removal.
An local user could use this flaw to execute arbitrary code.

Orabug: 33763116

* CVE-2020-36385: Use-after-free in RDMA communication manager due to a race condition.

A race condition could happen in RDMA communication manager leading
to a use-after-free when closing UCMA file. A local user could use
this flaw for a denial-of-service or code execution.

Orabug: 33763116

SUPPORT

Ksplice support is available at ksplice-support_ww@oracle.com.


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