El-errata: New Ksplice updates for UEKR6 5.4.17 on OL7 and OL8 (ELSA-2022-9409)
Synopsis: ELSA-2022-9409 can now be patched using Ksplice
CVEs: CVE-2022-1729
Users with Oracle Linux Premier Support can now use Ksplice to patch
against the latest Oracle Linux Security Advisory, ELSA-2022-9409.
More information about this errata can be found at
https://linux.oracle.com/errata/ELSA-2022-9409.html
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
DESCRIPTION
* CVE-2022-1729: Privilege escalation in Performance Events due to improper locking.
Improper locking in the Performance Events implementation when opening
and associating a performance event to a task/CPU could result in a race
condition. A local, unprivileged user could use this flaw for privilege
escalation.
Orabug: 34172709
SUPPORT
Ksplice support is available at ksplice-support_ww@oracle.com.
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New Ksplice updates for UEKR6 5.4.17 on Oracle Linux 7 and 8 has been released.