[El-errata] New Ksplice updates for UEKR4 4.1.12 on OL6 and OL7 (OVMSA-2021-0025)
Errata Announcements for Oracle Linux
el-errata at oss.oracle.com
Thu Aug 5 10:05:46 PDT 2021
Synopsis: OVMSA-2021-0025 can now be patched using Ksplice
CVEs: CVE-2017-1000112 CVE-2020-14304 CVE-2021-22555 CVE-2021-32399
Users with Oracle Linux Premier Support can now use Ksplice to patch
against the latest Oracle VM Security Fix Advisory, OVMSA-2021-0025.
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
* NULL-pointer dereference when driver logs in/out of system.
If a SCSI error occurred and caused a target reset while the driver was
logging in or out, a race condition could result in the remote port
structure pointer being NULL, causing an invalid dereference and
* CVE-2021-32399: Race condition when removing bluetooth HCI controller.
A race condition when removing bluetooth HCI controller could result in
race condition and out-of-bounds write. A malicious unprivileged user
might able to exploit this to cause a denial-of-service or escalate
* CVE-2021-22555: Privilege escalation in Netfilter due to out-of-bounds
A heap out-of-bounds write in netfilter could allow an attacker to gain
privileges or cause a denial-of-service.
* CVE-2020-14304: Information leak in Mellanox ethernet driver.
A memory disclosure flaw in ethernet drivers, in the way it reads data from
EEPROM of the device, could allow a local user to read uninitialized values
from the kernel memory.
Ksplice support is available at ksplice-support_ww at oracle.com.
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