[El-errata] ELSA-2026-59723 Important: Oracle Linux 9 kernel security, bug fix, and enhancement update

[Errata Announcements for Oracle Linux]

Oracle Linux Security Advisory ELSA-2026-59723

http://linux.oracle.com/errata/ELSA-2026-59723.html

The following updated rpms for Oracle Linux 9 have been uploaded to the Unbreakable Linux Network:

x86_64:
kernel-5.14.0-687.42.1.el9_8.x86_64.rpm
kernel-abi-stablelists-5.14.0-687.42.1.el9_8.noarch.rpm
kernel-core-5.14.0-687.42.1.el9_8.x86_64.rpm
kernel-cross-headers-5.14.0-687.42.1.el9_8.x86_64.rpm
kernel-debug-5.14.0-687.42.1.el9_8.x86_64.rpm
kernel-debug-core-5.14.0-687.42.1.el9_8.x86_64.rpm
kernel-debug-devel-5.14.0-687.42.1.el9_8.x86_64.rpm
kernel-debug-devel-matched-5.14.0-687.42.1.el9_8.x86_64.rpm
kernel-debug-modules-5.14.0-687.42.1.el9_8.x86_64.rpm
kernel-debug-modules-core-5.14.0-687.42.1.el9_8.x86_64.rpm
kernel-debug-modules-extra-5.14.0-687.42.1.el9_8.x86_64.rpm
kernel-debug-uki-virt-5.14.0-687.42.1.el9_8.x86_64.rpm
kernel-devel-5.14.0-687.42.1.el9_8.x86_64.rpm
kernel-devel-matched-5.14.0-687.42.1.el9_8.x86_64.rpm
kernel-doc-5.14.0-687.42.1.el9_8.noarch.rpm
kernel-headers-5.14.0-687.42.1.el9_8.x86_64.rpm
kernel-modules-5.14.0-687.42.1.el9_8.x86_64.rpm
kernel-modules-core-5.14.0-687.42.1.el9_8.x86_64.rpm
kernel-modules-extra-5.14.0-687.42.1.el9_8.x86_64.rpm
kernel-tools-5.14.0-687.42.1.el9_8.x86_64.rpm
kernel-tools-libs-5.14.0-687.42.1.el9_8.x86_64.rpm
kernel-tools-libs-devel-5.14.0-687.42.1.el9_8.x86_64.rpm
kernel-uki-virt-5.14.0-687.42.1.el9_8.x86_64.rpm
kernel-uki-virt-addons-5.14.0-687.42.1.el9_8.x86_64.rpm
libperf-5.14.0-687.42.1.el9_8.x86_64.rpm
perf-5.14.0-687.42.1.el9_8.x86_64.rpm
python3-perf-5.14.0-687.42.1.el9_8.x86_64.rpm
rtla-5.14.0-687.42.1.el9_8.x86_64.rpm
rv-5.14.0-687.42.1.el9_8.x86_64.rpm

aarch64:
kernel-cross-headers-5.14.0-687.42.1.el9_8.aarch64.rpm
kernel-headers-5.14.0-687.42.1.el9_8.aarch64.rpm
kernel-tools-5.14.0-687.42.1.el9_8.aarch64.rpm
kernel-tools-libs-5.14.0-687.42.1.el9_8.aarch64.rpm
kernel-tools-libs-devel-5.14.0-687.42.1.el9_8.aarch64.rpm
libperf-5.14.0-687.42.1.el9_8.aarch64.rpm
perf-5.14.0-687.42.1.el9_8.aarch64.rpm
python3-perf-5.14.0-687.42.1.el9_8.aarch64.rpm
rtla-5.14.0-687.42.1.el9_8.aarch64.rpm
rv-5.14.0-687.42.1.el9_8.aarch64.rpm


SRPMS:
http://oss.oracle.com/ol9/SRPMS-updates/kernel-5.14.0-687.42.1.el9_8.src.rpm

Related CVEs:

CVE-2025-68211
CVE-2026-23003
CVE-2026-43114
CVE-2026-52920
CVE-2026-52924
CVE-2026-53131
CVE-2026-53185
CVE-2026-53268
CVE-2026-64189
CVE-2026-64191
CVE-2026-64276
CVE-2026-64277
CVE-2026-74581




Description of changes:

[5.14.0-687.42.1]
- Disable UKI signing [Orabug: 36571828]
- Update Oracle Linux certificates (Kevin Lyons)
- Disable signing for aarch64 (Ilya Okomin)
- Oracle Linux RHCK Module Signing Key was added to the kernel trusted keys list (olkmod_signing_key.pem) [Orabug: 29539237]
- Update x509.genkey [Orabug: 24817676]
- Conflict with shim-ia32 and shim-x64 <= 15.3-1.0.5]
- Remove upstream reference during boot (Kevin Lyons) [Orabug: 34729535]
- Add Oracle Linux IMA certificates
- Add new Oracle Linux Driver Signing (key 1) certificate [Orabug: 37985764]

[5.14.0-687.42.1]
- net: ipv6: clear suppressed fib6 rule result (Paolo Abeni) [RHEL-246347] {CVE-2026-74581}
- s390/ap: Restrict driver_override versus apmask and aqmask use (Ramesh Chhetri) [RHEL-245333]
- s390/ap: Rename mutex ap_perms_mutex to ap_attr_mutex (Ramesh Chhetri) [RHEL-245333]
- s390/ap: Support driver_override for AP queue devices (Ramesh Chhetri) [RHEL-245333]
- s390/ap: Use all-bits-one apmask/aqmask for vfio in_use() checks (Ramesh Chhetri) [RHEL-245333]
- i2c: stub: Reject I2C block transfers with invalid length (CKI Backport Bot) [RHEL-232111] {CVE-2026-64191}
- Input: synaptics-rmi4 - bound the F3A keymap to the GPIO count (CKI Backport Bot) [RHEL-231440] {CVE-2026-64277}
- netfilter: require Ethernet MAC header before using eth_hdr() (CKI Backport Bot) [RHEL-230679] {CVE-2026-53131}
- Input: synaptics-rmi4 - bound the F30 keymap to the GPIO/LED count (CKI Backport Bot) [RHEL-230236] {CVE-2026-64276}
- netfilter: xt_policy: fix strict mode inbound policy matching (CKI Backport Bot) [RHEL-228843] {CVE-2026-52920}
- netfilter: ipset: fix race between dump and ip_set_list resize (CKI Backport Bot) [RHEL-227673] {CVE-2026-64189}
- netfilter: conntrack_irc: fix possible out-of-bounds read (CKI Backport Bot) [RHEL-225252] {CVE-2026-53268}
- ksm: use range-walk function to jump over holes in scan_get_next_rmap_item (CKI Backport Bot) [RHEL-189901] {CVE-2025-68211}
- crypto: qat - cancel work on re-enable SR-IOV timeout (CKI Backport Bot) [RHEL-166118]
- sctp: hold socket lock when dumping endpoints in sctp_diag (Jamie Bainbridge) [RHEL-212398]
- sctp: Hold sock lock while iterating over address list (Jamie Bainbridge) [RHEL-212398]
- sctp: Prevent TOCTOU out-of-bounds write (Jamie Bainbridge) [RHEL-212398]
- sctp: Hold RCU read lock while iterating over address list (Jamie Bainbridge) [RHEL-212398]
- zram: fix use-after-free in zram_bvec_write_partial() (CKI Backport Bot) [RHEL-191439] {CVE-2026-53185}
- ip6_tunnel: use skb_vlan_inet_prepare() in __ip6_tnl_rcv() (CKI Backport Bot) [RHEL-189965] {CVE-2026-23003}
- netfilter: nft_set_pipapo_avx2: don't return non-matching entry on expiry (CKI Backport Bot) [RHEL-189532] {CVE-2026-43114}
- sctp: purge outqueue on stale COOKIE-ECHO handling (CKI Backport Bot) [RHEL-188198] {CVE-2026-52924}