El-errata: New Ksplice updates for UEKR4 4.1.12 on OL6 and OL7 (ELBA-2022-9004)
Synopsis: ELBA-2022-9004 can now be patched using Ksplice
CVEs: CVE-2021-3659 CVE-2021-43389
Users with Oracle Linux Premier Support can now use Ksplice to patch
against the latest Oracle Linux Bug Fix Advisory, ELBA-2022-9004.
More information about this errata can be found at
https://linux.oracle.com/errata/ELBA-2022-9004.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-2021-3659: Denial-of-service in security key addition for Generic
IEEE 802.15.4 Soft Networking Stack.
A flaw in link-layer security key addition for Generic IEEE 802.15.4 Soft
Networking Stack could lead to a system crash. A local attacker could
use this to cause a denial of service.
Orabug: 33556911
* CVE-2021-43389: Out-of-bounds access in ISDN CAPI due to a race condition.
A race condition in Kernel CAPI Interface of the ISDN CAPI
implementation could result in an out-of-bounds access. A privileged
local user could use this flaw to cause a denial-of-service or execute
arbitrary code.
Orabug: 33617286
SUPPORT
Ksplice support is available at ksplice-support_ww@oracle.com.
New Ksplice updates for UEKR4 4.1.12 on OL6 and OL7 has been released.
