[Ksplice][RHEL8-Updates] New Ksplice updates for RHEL 8 (ELSA-2021-4056)
Oracle Ksplice
ksplice-support_ww at oracle.com
Tue Nov 9 15:47:31 PST 2021
Synopsis: ELSA-2021-4056 can now be patched using Ksplice
CVEs: CVE-2020-36385 CVE-2021-0512
Systems running Red Hat Enterprise Linux 8 can now use Ksplice to
patch against the latest Red Hat kernel update, ELSA-2021-4056.
More information about this errata can be found at
https://linux.oracle.com/errata/ELSA-2021-4056.html
INSTALLING THE UPDATES
We recommend that all users of Ksplice Uptrack running RHEL 8 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-2021-0512: Out-of-bounds memory accesses when accessing HID devices array fields.
Out-of-bounds reads and writes in HID driver during HID device
registration could lead to information disclosure and corruption of
internal data structures. A local attacker could use this flaw
to cause a denial-of-service or as an aid in another type of
attack.
* 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.
SUPPORT
Ksplice support is available at ksplice-support_ww at oracle.com.
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