ELBA-2026-55764-1

ELBA-2026-55764-1 - kernel bug fix update

Type:	BUG
Impact:	NA
Release Date:	2026-08-24

Description

[4.18.0-553.156.1.0.1]
- scsi: core: Restrict legal sdev_state transitions via sysfs (Uday Shankar) [Orabug: 37778230]

[4.18.0-553.155.1]
- 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 <= 15.3-1.0.3
- Remove upstream reference during boot (Kevin Lyons) [Orabug: 34750652]
- Add new Oracle Linux Driver Signing (key 1) certificate [Orabug: 37985772]
- udf: fix partition descriptor append bookkeeping (Ravi Singh) [RHEL-179571] {CVE-2026-45991}
- ice: fix double-free of tx_buf skb (Michal Schmidt) [RHEL-192193] {CVE-2026-53009}

[4.18.0-553.156.1]
- drm/amdkfd: Fix out-of-bounds write in kfd_event_page_set() (CKI Backport Bot) [RHEL-221327] {CVE-2026-43206}
- drm/amd/display: Validate payload length and link_index in dc_process_dmub_aux_transfer_async (CKI Backport Bot) [RHEL-222576] {CVE-2026-64219}
- drm/amdgpu: fix amdgpu_hmm_range_get_pages (CKI Backport Bot) [RHEL-222620] {CVE-2026-63879}
- drm/i915: Fix potential UAF in TTM object purge (CKI Backport Bot) [RHEL-222738] {CVE-2026-63884}
- drm/amd/display: Use krealloc_array() in dal_vector_reserve() (CKI Backport Bot) [RHEL-222662] {CVE-2026-53329}
- drm/amd/display: Clamp VBIOS HDMI retimer register count to array size (CKI Backport Bot) [RHEL-222680] {CVE-2026-53136}
- mm/slub: avoid accessing metadata when pointer is invalid in object_err() (Luiz Capitulino) [RHEL-226551] {CVE-2025-39902}
- drm/amdgpu: zero-initialize GART table on allocation (CKI Backport Bot) [RHEL-222656] {CVE-2026-53374}
- vhost: reset the vring metadata cache on vring reconfiguration (CKI Backport Bot) [RHEL-224556]
- can: bcm: extend bcm_tx_lock usage for data and timer updates (Guillaume Nault) [RHEL-216711] {CVE-2026-17523}
- can: bcm: add locking when updating filter and timer values (Guillaume Nault) [RHEL-216711] {CVE-2026-17523}
- can: bcm: fix locking for bcm_op runtime updates (Guillaume Nault) [RHEL-216711] {CVE-2026-17523}
- can: bcm: add locking for bcm_op runtime updates (Guillaume Nault) [RHEL-216711] {CVE-2026-17523}
- can: bcm: bcm_tx_setup(): fix KMSAN uninit-value in vfs_write (Guillaume Nault) [RHEL-216711] {CVE-2026-17523}
- can: bcm: check the result of can_send() in bcm_can_tx() (Guillaume Nault) [RHEL-216711] {CVE-2026-17523}
- can: bcm: Use hrtimer_forward_now() (Guillaume Nault) [RHEL-216711] {CVE-2026-17523}
- can: bcm: switch timer to HRTIMER_MODE_SOFT and remove hrtimer_tasklet (Guillaume Nault) [RHEL-216711] {CVE-2026-17523}
- sched/deadline: Update GRUB description in the documentation (Herton R. Krzesinski) [RHEL-189997]
- sched/deadline: fix kABI breakage after the introduction of max_bw on dl_rq (Herton R. Krzesinski) [RHEL-189997]
- sched/deadline: Fix bandwidth reclaim equation in GRUB (Herton R. Krzesinski) [RHEL-189997]
- crypto: ccp - copy IV using skcipher ivsize (CKI Backport Bot) [RHEL-188453] {CVE-2026-53016}

Updated Packages

Release/Architecture	Filename	sha256	Superseded By Advisory	Channel Label
Oracle Linux 8 (x86_64)	kernel-4.18.0-553.156.1.0.1.el8_10.src.rpm	488d3d8772d50c04786e0879b29e1cb848bd056babb21b2e41578581c2eff75b	-	ol8_x86_64_MODRHCK
	bpftool-4.18.0-553.156.1.0.1.el8_10.x86_64.rpm	ae7584e1cc0f8b296023f242b9339b377eb221e1bc9e5afed35ee7a086d777c6	-	ol8_x86_64_MODRHCK
	kernel-4.18.0-553.156.1.0.1.el8_10.x86_64.rpm	a6b6d2f63fc5cb7c41e70f3a4f2968f9a60b107afe0517c14a8c0218143adb91	-	ol8_x86_64_MODRHCK
	kernel-abi-stablelists-4.18.0-553.156.1.0.1.el8_10.noarch.rpm	6785956c6fb284318a0a5c80f6b103865db822269a3653069e891595f4cb7d39	-	ol8_x86_64_MODRHCK
	kernel-core-4.18.0-553.156.1.0.1.el8_10.x86_64.rpm	f4f4ce765a2706e3a7909f3ba263a8ca8456c0d497106311971e47fd8903328b	-	ol8_x86_64_MODRHCK
	kernel-cross-headers-4.18.0-553.156.1.0.1.el8_10.x86_64.rpm	f9205ba86540fc26e0db1b137924f5efaf86522704bd1b301c6a3cded4e30d68	-	ol8_x86_64_MODRHCK
	kernel-debug-4.18.0-553.156.1.0.1.el8_10.x86_64.rpm	1d7514be91b4ae10cd94ccde23e480fdee3b8c49093866b91f7c4eaa0d1d9a83	-	ol8_x86_64_MODRHCK
	kernel-debug-core-4.18.0-553.156.1.0.1.el8_10.x86_64.rpm	5cf6f84bd6dddd8b24ea2d7c20d06204ee7283c4ccdf85db288bc6c321a555df	-	ol8_x86_64_MODRHCK
	kernel-debug-devel-4.18.0-553.156.1.0.1.el8_10.x86_64.rpm	6ab65238d4f21cd321fc78f6b19567b8f47c4bb5b70e653940a8b4817339acec	-	ol8_x86_64_MODRHCK
	kernel-debug-modules-4.18.0-553.156.1.0.1.el8_10.x86_64.rpm	3dcef55687da3ebb878c217346365715da21eb6ba01d1e00f3b0178d0de84869	-	ol8_x86_64_MODRHCK
	kernel-debug-modules-extra-4.18.0-553.156.1.0.1.el8_10.x86_64.rpm	cd79720277c239f358b05319f252155a813cd316a999ef0a180e27b7ecb4005f	-	ol8_x86_64_MODRHCK
	kernel-devel-4.18.0-553.156.1.0.1.el8_10.x86_64.rpm	481bbd52e47e6bd08f4ee7a4714be735cf6c9549daca70f8870797eed9e41a45	-	ol8_x86_64_MODRHCK
	kernel-doc-4.18.0-553.156.1.0.1.el8_10.noarch.rpm	fc3861f02aede6eabd31b95a4e59c4c9aca8f72386ed3fe516bafd88bbd36fdc	-	ol8_x86_64_MODRHCK
	kernel-headers-4.18.0-553.156.1.0.1.el8_10.x86_64.rpm	113e413186d8b53a8bcf3ad34cd8f6d31e07243a35b6e2a710ea5909ec15eb3f	-	ol8_x86_64_MODRHCK
	kernel-modules-4.18.0-553.156.1.0.1.el8_10.x86_64.rpm	0e18d00d8c59e7d972435536a442d667e2b8c4190658cc0b66f199af4e5ccdfe	-	ol8_x86_64_MODRHCK
	kernel-modules-extra-4.18.0-553.156.1.0.1.el8_10.x86_64.rpm	be9375b1126ad93af18f6b4fb2cec16bebd73244170283c246438d2ff32c3830	-	ol8_x86_64_MODRHCK
	kernel-tools-4.18.0-553.156.1.0.1.el8_10.x86_64.rpm	795e4cb33d91406a311bc462427de50d3118f28c65f3b2c31d0fb438cdc1e844	-	ol8_x86_64_MODRHCK
	kernel-tools-libs-4.18.0-553.156.1.0.1.el8_10.x86_64.rpm	1aa03e76e34ff67d2be55a8443b2b3ece10d4793036adc5ccf0df97288798a41	-	ol8_x86_64_MODRHCK
	kernel-tools-libs-devel-4.18.0-553.156.1.0.1.el8_10.x86_64.rpm	de1202a5853f2ccbda20bdcc41e0336c4ff43bfa83a85ed0958e3f68bc1efffa	-	ol8_x86_64_MODRHCK
	perf-4.18.0-553.156.1.0.1.el8_10.x86_64.rpm	15882a61e32896a4a3adc52a7440d54334d47bd59fac5ee1fbd706bde062aef1	-	ol8_x86_64_MODRHCK
	python3-perf-4.18.0-553.156.1.0.1.el8_10.x86_64.rpm	bccbbae947c3025140a51136f4e2a8fbd2a205531b014e003dd6bba0e47c245d	-	ol8_x86_64_MODRHCK

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