[El-errata] New Ksplice updates for UEKR7 5.15.0 on OL8 and OL9 (ELSA-2025-20066)

[Errata Announcements for Oracle Linux]

Synopsis: ELSA-2025-20066 can now be patched using Ksplice
CVEs: CVE-2024-49974 CVE-2024-50261 CVE-2024-50301

Users with Oracle Linux Premier Support can now use Ksplice to patch
against the latest Oracle Linux Security Advisory, ELSA-2025-20066.
More information about this errata can be found at
https://linux.oracle.com/errata/ELSA-2025-20066.html

INSTALLING THE UPDATES

We recommend that all users of Ksplice Uptrack running UEKR7 5.15.0 on
OL8 and OL9 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-2024-49974: Remote denial-of-service in NFS server driver.

A logic error when doing async copy operations in the NFS server driver
could lead to memory and cpu exhaustion. A remote attacker could use
this flaw to cause a denial-of-service.

Orabug: 37516381

* CVE-2024-50261: Privilege escalation in IEEE 802.1AE MAC-level encryption (MACsec) driver.

A logic error when using the IEEE 802.1AE MAC-level encryption (MACsec)
driver could lead to a use-after-free. A local attacker could use this
flaw to escalate privileges.

Orabug: 37516375

* CVE-2024-50301: Privilege escalation in Keyring subsystem.

A missing check when checking if a key can be used in the Keyring
subsystem could lead to an out-of-bounds memory access. A local attacker
could use this flaw to escalate privileges.


UPPORT

Ksplice support is available at ksplice-support_ww at oracle.com.