ELSA-2026-59723

ELSA-2026-59723 - kernel security, bug fix, and enhancement update

Type:	SECURITY
Impact:	IMPORTANT
Release Date:	2026-08-26

Description

[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}

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

Updated Packages

Release/Architecture	Filename	sha256	Superseded By Advisory	Channel Label
Oracle Linux 9 (aarch64)	kernel-5.14.0-687.42.1.el9_8.src.rpm	731b1e8447223b7af9df0606b8fbb6d4aad8a5ef7b85aa16f99176bb8ca7a016	-	ol9_aarch64_appstream
	kernel-5.14.0-687.42.1.el9_8.src.rpm	731b1e8447223b7af9df0606b8fbb6d4aad8a5ef7b85aa16f99176bb8ca7a016	-	ol9_aarch64_baseos_latest
	kernel-5.14.0-687.42.1.el9_8.src.rpm	731b1e8447223b7af9df0606b8fbb6d4aad8a5ef7b85aa16f99176bb8ca7a016	-	ol9_aarch64_codeready_builder
	kernel-5.14.0-687.42.1.el9_8.src.rpm	731b1e8447223b7af9df0606b8fbb6d4aad8a5ef7b85aa16f99176bb8ca7a016	-	ol9_aarch64_u8_baseos_patch
	kernel-cross-headers-5.14.0-687.42.1.el9_8.aarch64.rpm	abc17c15dbf625e9856adc182c776cc102f265cde4bec25824ee78717e36996a	-	ol9_aarch64_codeready_builder
	kernel-headers-5.14.0-687.42.1.el9_8.aarch64.rpm	cefabb2b63afbb00f1fe9fd49cf92bea844a0e680c3bd05ff652dc18cfd55adf	-	ol9_aarch64_appstream
	kernel-tools-5.14.0-687.42.1.el9_8.aarch64.rpm	09b8ce3123ad4af977fb6949b93e0414537e481b5b48505a176248900f878ec5	-	ol9_aarch64_baseos_latest
	kernel-tools-5.14.0-687.42.1.el9_8.aarch64.rpm	09b8ce3123ad4af977fb6949b93e0414537e481b5b48505a176248900f878ec5	-	ol9_aarch64_u8_baseos_patch
	kernel-tools-libs-5.14.0-687.42.1.el9_8.aarch64.rpm	f43a56ab363d067fa066b016d5a7dfc7ffa949db7971cf21a2f361c8a1517a0a	-	ol9_aarch64_baseos_latest
	kernel-tools-libs-5.14.0-687.42.1.el9_8.aarch64.rpm	f43a56ab363d067fa066b016d5a7dfc7ffa949db7971cf21a2f361c8a1517a0a	-	ol9_aarch64_u8_baseos_patch
	kernel-tools-libs-devel-5.14.0-687.42.1.el9_8.aarch64.rpm	4594da504e2c7748e7f78bc08aab2ed6795f29d1934a6131ea918ed6e7db1ea4	-	ol9_aarch64_codeready_builder
	libperf-5.14.0-687.42.1.el9_8.aarch64.rpm	161adab8278708a723309e08b1e87348961c9659c45fd9b1292eab7f674e5a19	-	ol9_aarch64_codeready_builder
	perf-5.14.0-687.42.1.el9_8.aarch64.rpm	1d053e77e6c73bffd1bf0d8ae50b051d0e200046d9df67e02e7d089b938b5253	-	ol9_aarch64_appstream
	python3-perf-5.14.0-687.42.1.el9_8.aarch64.rpm	2bf6f699f3cfe51976cfba1803bdfae724650e0418922cda080428ab278c5b28	-	ol9_aarch64_appstream
	rtla-5.14.0-687.42.1.el9_8.aarch64.rpm	52b9932e03fdcf57163e8ed6c1f47db69209ea68b8bbfb3300320db6453cd599	-	ol9_aarch64_appstream
	rv-5.14.0-687.42.1.el9_8.aarch64.rpm	2fc8cb112faea1257253e6fd54f75c71c51908d98851b137242207de4bbe8fe9	-	ol9_aarch64_appstream
Oracle Linux 9 (x86_64)	kernel-5.14.0-687.42.1.el9_8.src.rpm	731b1e8447223b7af9df0606b8fbb6d4aad8a5ef7b85aa16f99176bb8ca7a016	-	ol9_x86_64_appstream
	kernel-5.14.0-687.42.1.el9_8.src.rpm	731b1e8447223b7af9df0606b8fbb6d4aad8a5ef7b85aa16f99176bb8ca7a016	-	ol9_x86_64_baseos_latest
	kernel-5.14.0-687.42.1.el9_8.src.rpm	731b1e8447223b7af9df0606b8fbb6d4aad8a5ef7b85aa16f99176bb8ca7a016	-	ol9_x86_64_codeready_builder
	kernel-5.14.0-687.42.1.el9_8.src.rpm	731b1e8447223b7af9df0606b8fbb6d4aad8a5ef7b85aa16f99176bb8ca7a016	-	ol9_x86_64_u8_baseos_patch
	kernel-5.14.0-687.42.1.el9_8.x86_64.rpm	8323695c83bcca2fbf43b90e401d95f9a4ef4c85ad71be93d518ffc137540259	-	ol9_x86_64_baseos_latest
	kernel-5.14.0-687.42.1.el9_8.x86_64.rpm	8323695c83bcca2fbf43b90e401d95f9a4ef4c85ad71be93d518ffc137540259	-	ol9_x86_64_u8_baseos_patch
	kernel-abi-stablelists-5.14.0-687.42.1.el9_8.noarch.rpm	ce40f8fd3b3853996d49b000e0290d6bdd4cb019191854569c1bad1cc927eaf7	-	ol9_x86_64_baseos_latest
	kernel-abi-stablelists-5.14.0-687.42.1.el9_8.noarch.rpm	ce40f8fd3b3853996d49b000e0290d6bdd4cb019191854569c1bad1cc927eaf7	-	ol9_x86_64_u8_baseos_patch
	kernel-core-5.14.0-687.42.1.el9_8.x86_64.rpm	a8058ce8468759946fad9ece0da6407970e63c7dc46cb22b97daebe72f6d7930	-	ol9_x86_64_baseos_latest
	kernel-core-5.14.0-687.42.1.el9_8.x86_64.rpm	a8058ce8468759946fad9ece0da6407970e63c7dc46cb22b97daebe72f6d7930	-	ol9_x86_64_u8_baseos_patch
	kernel-cross-headers-5.14.0-687.42.1.el9_8.x86_64.rpm	69cf3cb1ebe4732682273ce2b3c4ba7916e7cad58d72c1dd905ba62472f6a36c	-	ol9_x86_64_codeready_builder
	kernel-debug-5.14.0-687.42.1.el9_8.x86_64.rpm	f6ed1d1aef97122e54953c8ed79b9309bedb87d6b75b47a75b6bb735704471ae	-	ol9_x86_64_baseos_latest
	kernel-debug-5.14.0-687.42.1.el9_8.x86_64.rpm	f6ed1d1aef97122e54953c8ed79b9309bedb87d6b75b47a75b6bb735704471ae	-	ol9_x86_64_u8_baseos_patch
	kernel-debug-core-5.14.0-687.42.1.el9_8.x86_64.rpm	800ba20cd9a39ae37e573a5964449bf18bafa2bf6fb33e6cbf36dd9d7f968624	-	ol9_x86_64_baseos_latest
	kernel-debug-core-5.14.0-687.42.1.el9_8.x86_64.rpm	800ba20cd9a39ae37e573a5964449bf18bafa2bf6fb33e6cbf36dd9d7f968624	-	ol9_x86_64_u8_baseos_patch
	kernel-debug-devel-5.14.0-687.42.1.el9_8.x86_64.rpm	ed27bd3a4bc3970e8ee08a0a7268063fb8438949f267cb30d7de1b9a473e8d4b	-	ol9_x86_64_appstream
	kernel-debug-devel-matched-5.14.0-687.42.1.el9_8.x86_64.rpm	0f78963e3d00cc5675f3f3605c18c6ff88c65ba4c54b8c072b27f31b8a09acb8	-	ol9_x86_64_appstream
	kernel-debug-modules-5.14.0-687.42.1.el9_8.x86_64.rpm	4607dbad7db5e973a673f7e6166d9b31b7014c0bc54c4fbbee7a11b0ff01b0cb	-	ol9_x86_64_baseos_latest
	kernel-debug-modules-5.14.0-687.42.1.el9_8.x86_64.rpm	4607dbad7db5e973a673f7e6166d9b31b7014c0bc54c4fbbee7a11b0ff01b0cb	-	ol9_x86_64_u8_baseos_patch
	kernel-debug-modules-core-5.14.0-687.42.1.el9_8.x86_64.rpm	1602b8e57d7945aa65b2a7c6fcca72042e40777c5fa67e6febad81e550394a74	-	ol9_x86_64_baseos_latest
	kernel-debug-modules-core-5.14.0-687.42.1.el9_8.x86_64.rpm	1602b8e57d7945aa65b2a7c6fcca72042e40777c5fa67e6febad81e550394a74	-	ol9_x86_64_u8_baseos_patch
	kernel-debug-modules-extra-5.14.0-687.42.1.el9_8.x86_64.rpm	e8c16fa51014c2528c16a108ad4da942ab2b01c017cc1714a4fa8a985f179458	-	ol9_x86_64_baseos_latest
	kernel-debug-modules-extra-5.14.0-687.42.1.el9_8.x86_64.rpm	e8c16fa51014c2528c16a108ad4da942ab2b01c017cc1714a4fa8a985f179458	-	ol9_x86_64_u8_baseos_patch
	kernel-debug-uki-virt-5.14.0-687.42.1.el9_8.x86_64.rpm	5896068648eadb1e515d253f5a8e26a42d7d479cb15de10fcfa53fdf52ba0ece	-	ol9_x86_64_baseos_latest
	kernel-debug-uki-virt-5.14.0-687.42.1.el9_8.x86_64.rpm	5896068648eadb1e515d253f5a8e26a42d7d479cb15de10fcfa53fdf52ba0ece	-	ol9_x86_64_u8_baseos_patch
	kernel-devel-5.14.0-687.42.1.el9_8.x86_64.rpm	a46395be10f382005238bb7a952ddc21ab27ddc165c2f515753627199e2c35f8	-	ol9_x86_64_appstream
	kernel-devel-matched-5.14.0-687.42.1.el9_8.x86_64.rpm	6c3fbb9f3069d9cec9de720abaac9a9228d35474f8fbc40083be4733a4cba349	-	ol9_x86_64_appstream
	kernel-doc-5.14.0-687.42.1.el9_8.noarch.rpm	35bc89eace708b8a11819fa11b3446543512a1dda33c0efe9a9186302cca175f	-	ol9_x86_64_appstream
	kernel-headers-5.14.0-687.42.1.el9_8.x86_64.rpm	f25369bd49e3ce8a510d209ab57462a9569fd2aa4df2c35ec35e03359bd84d6f	-	ol9_x86_64_appstream
	kernel-modules-5.14.0-687.42.1.el9_8.x86_64.rpm	ad4458d8c8c033a38da64d473ec1bc0b7679bad1e5f1bc3c2083bfd21eca7ffe	-	ol9_x86_64_baseos_latest
	kernel-modules-5.14.0-687.42.1.el9_8.x86_64.rpm	ad4458d8c8c033a38da64d473ec1bc0b7679bad1e5f1bc3c2083bfd21eca7ffe	-	ol9_x86_64_u8_baseos_patch
	kernel-modules-core-5.14.0-687.42.1.el9_8.x86_64.rpm	58fa9e47668513a3c931ef62af90775c29583d246256029010a534070c15dbd6	-	ol9_x86_64_baseos_latest
	kernel-modules-core-5.14.0-687.42.1.el9_8.x86_64.rpm	58fa9e47668513a3c931ef62af90775c29583d246256029010a534070c15dbd6	-	ol9_x86_64_u8_baseos_patch
	kernel-modules-extra-5.14.0-687.42.1.el9_8.x86_64.rpm	fe8d0843607b976a72eb900aa0406c2bb412c8ac3f5a917049d71f98d66b2748	-	ol9_x86_64_baseos_latest
	kernel-modules-extra-5.14.0-687.42.1.el9_8.x86_64.rpm	fe8d0843607b976a72eb900aa0406c2bb412c8ac3f5a917049d71f98d66b2748	-	ol9_x86_64_u8_baseos_patch
	kernel-tools-5.14.0-687.42.1.el9_8.x86_64.rpm	d53b50e374b265389dab6892ba52bef1a2a5016a4bf2e490b9be8ee37ce27c40	-	ol9_x86_64_baseos_latest
	kernel-tools-5.14.0-687.42.1.el9_8.x86_64.rpm	d53b50e374b265389dab6892ba52bef1a2a5016a4bf2e490b9be8ee37ce27c40	-	ol9_x86_64_u8_baseos_patch
	kernel-tools-libs-5.14.0-687.42.1.el9_8.x86_64.rpm	092ffd074e1faf7ade9b9fd0ce3be093581df72abf16aa640d122ff4c7970e2b	-	ol9_x86_64_baseos_latest
	kernel-tools-libs-5.14.0-687.42.1.el9_8.x86_64.rpm	092ffd074e1faf7ade9b9fd0ce3be093581df72abf16aa640d122ff4c7970e2b	-	ol9_x86_64_u8_baseos_patch
	kernel-tools-libs-devel-5.14.0-687.42.1.el9_8.x86_64.rpm	363abf3837b19985f9a4032f2e51b4c0b768573a0c82739743a21807f8721786	-	ol9_x86_64_codeready_builder
	kernel-uki-virt-5.14.0-687.42.1.el9_8.x86_64.rpm	b9ddf7bdc4fb871ed38ec39df862e60bd05294d924db5effcc3fb09d53b83792	-	ol9_x86_64_baseos_latest
	kernel-uki-virt-5.14.0-687.42.1.el9_8.x86_64.rpm	b9ddf7bdc4fb871ed38ec39df862e60bd05294d924db5effcc3fb09d53b83792	-	ol9_x86_64_u8_baseos_patch
	kernel-uki-virt-addons-5.14.0-687.42.1.el9_8.x86_64.rpm	8a5bf7c700529ae2fa3fa75dc2e3b6f675d83681461ab48bcaebe5ea79f1ba28	-	ol9_x86_64_baseos_latest
	kernel-uki-virt-addons-5.14.0-687.42.1.el9_8.x86_64.rpm	8a5bf7c700529ae2fa3fa75dc2e3b6f675d83681461ab48bcaebe5ea79f1ba28	-	ol9_x86_64_u8_baseos_patch
	libperf-5.14.0-687.42.1.el9_8.x86_64.rpm	7beae5a1583d840496f92bf7a1b03940774fd19cdebc6709e2a17a8b0536f3d2	-	ol9_x86_64_codeready_builder
	perf-5.14.0-687.42.1.el9_8.x86_64.rpm	7ab59d8ed060a5e83e8f6fad4d452cbaabca199824dc9787dca7a57face0d0ac	-	ol9_x86_64_appstream
	python3-perf-5.14.0-687.42.1.el9_8.x86_64.rpm	3f4ed2ea7ab75d3ac2d2cb9f0cb038a445bacb38819ccfd24c50b7f0565704ff	-	ol9_x86_64_appstream
	rtla-5.14.0-687.42.1.el9_8.x86_64.rpm	51084c03486b6d0577a908d0f63b47f3ed21135e6b7d9726c4e0d853b4eb2076	-	ol9_x86_64_appstream
	rv-5.14.0-687.42.1.el9_8.x86_64.rpm	25b96e27227c119cfa8516f0f12772732b575c85bc02ad67dd1c50a64ed84ae0	-	ol9_x86_64_appstream

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