[El-errata] New Ksplice updates for UEKR6 5.4.17 on OL7 and OL8 (ELSA-2022-9365)
Errata Announcements for Oracle Linux
el-errata at oss.oracle.com
Tue May 17 08:57:15 UTC 2022
Synopsis: ELSA-2022-9365 can now be patched using Ksplice
CVEs: CVE-2020-24502 CVE-2020-24503 CVE-2020-24504 CVE-2021-45095 CVE-2022-0886 CVE-2022-1055 CVE-2022-27666
Users with Oracle Linux Premier Support can now use Ksplice to patch
against the latest Oracle Linux Security Advisory, ELSA-2022-9365.
More information about this errata can be found at
INSTALLING THE UPDATES
We recommend that all users of Ksplice Uptrack running UEKR6 5.4.17 on
OL7 and OL8 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
* Note: Oracle will not provide a zero-downtime update for CVE-2020-24502, CVE-2020-24503 or CVE-2020-24504.
CVE-2020-24502, CVE-2020-24503 and CVE-2020-24504 are vulnerabilities
in the Intel ICE ethernet controller. Oracle has determined that
patching these vulnerabilities would not be safe and recommends
rebooting into the latest kernel.
* CVE-2021-45095: Denial-of-service in Phone Network protocol due to memory leaks.
A reference counting flaw in the Phone Network protocol functionality
when handling an error condition could lead to memory leaks. A local
user could use this flaw to cause a denial-of-service.
* CVE-2022-1055: Use-after-free in Packet classifier API.
A missing cleanup of variables when creating an new filter in Packet
classifier API could lead to a use-after-free. A local user could use
this flaw to cause a denial-of-service or code execution.
* CVE-2022-27666, CVE-2022-0886: Privilege escalation in IPsec ESP transformation.
A logic flaw in IPsec ESP transformation implementation could lead to
a heap buffer overflow. A local user could use this flaw to overwrite
kernel heap objects and cause privilege escalation.
Ksplice support is available at ksplice-support_ww at oracle.com.
More information about the El-errata