ELBA-2026-57253-1

ELBA-2026-57253-1 - kernel bug fix update

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

Description

[4.18.0-553.157.1.0.1]
- scsi: core: Restrict legal sdev_state transitions via sysfs (Uday Shankar) [Orabug: 37778230]

[4.18.0-553.157.1]
- 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]

[4.18.0-553.157.1]
- smb/client: handle overlapping allocated ranges in fallocate (CKI Backport Bot) [RHEL-236195] {CVE-2026-68388}
- mm, page_alloc: skip ->waternark_boost for atomic order-0 allocations (Jay Shin) [RHEL-219767]
- mm, page_alloc: reset the zone->watermark_boost early (Jay Shin) [RHEL-219767]
- scsi: target: iscsi: Fix CRC overread and double-free in iscsit_handle_text_cmd() (Maurizio Lombardi) [RHEL-213227] {CVE-2026-63888}
- net: ieee802154: do not leave a dangling sk pointer in ieee802154_create() (Abhishek Rawal) [RHEL-224189] {CVE-2024-56602}
- cgroup/psi: Set of->priv to NULL upon file release (Waiman Long) [RHEL-232546]
- sched/psi: Create the psimon kthread outside of cgroup_mutex (Waiman Long) [RHEL-232546]
- sched/psi: fix race between file release and pressure write (Waiman Long) [RHEL-232546] {CVE-2026-52991}
- sched/psi: Remove unused parameter nbytes of psi_trigger_create() (Waiman Long) [RHEL-232546]
- psi: fix 'no previous prototype' warnings when CONFIG_CGROUPS=n (Waiman Long) [RHEL-232546]
- smb: client: mask server-provided mode to 07777 in modefromsid (CKI Backport Bot) [RHEL-234516] {CVE-2026-64379}
- mm/huge_memory: update file PMD counter before folio_put() (Luiz Capitulino) [RHEL-231209] {CVE-2026-53189}
- net/smc: reject CHID-0 ACCEPT that matches an empty ism_dev slot (CKI Backport Bot) [RHEL-230094] {CVE-2026-64048}
- scsi: target: iscsi: Bound iscsi_encode_text_output() appends to rsp_buf (CKI Backport Bot) [RHEL-213200] {CVE-2026-63887}
- ip6_gre: Use cached t->net in ip6erspan_changelink(). (CKI Backport Bot) [RHEL-180148] {CVE-2026-46120}

[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-4.18.0-553.157.1.0.1.el8_10.src.rpm	48a265c4c284ae87e8ce98b47bdcbeee82a8c22dd88cf1ac576619eaf2d921d4	-	ol8_x86_64_MODRHCK
	bpftool-4.18.0-553.157.1.0.1.el8_10.x86_64.rpm	a442d4cd389e16492b4d53c01c97447581740ef978cd89c849e362fce56157d1	-	ol8_x86_64_MODRHCK
	kernel-4.18.0-553.157.1.0.1.el8_10.x86_64.rpm	781082ab374eee993e1ff11d4ca92ec9d148477617727d302972972f94e13cbc	-	ol8_x86_64_MODRHCK
	kernel-abi-stablelists-4.18.0-553.157.1.0.1.el8_10.noarch.rpm	a544ed8b5c6c4db0fe772842246e10318719154718577d9af48413e57b1da028	-	ol8_x86_64_MODRHCK
	kernel-core-4.18.0-553.157.1.0.1.el8_10.x86_64.rpm	ba2cff1e93a4cede1f2b27900139a750bc52087bbd4e756cfbf54929875b2c1d	-	ol8_x86_64_MODRHCK
	kernel-cross-headers-4.18.0-553.157.1.0.1.el8_10.x86_64.rpm	645053ee8d9ff555789672e442d025a65ffe434d5c984f56a3a2e101013d307c	-	ol8_x86_64_MODRHCK
	kernel-debug-4.18.0-553.157.1.0.1.el8_10.x86_64.rpm	da0b2243bfb56ccd9308a9f8e17cf4d61daf8273580c84e66b020ac4f8c0e2b5	-	ol8_x86_64_MODRHCK
	kernel-debug-core-4.18.0-553.157.1.0.1.el8_10.x86_64.rpm	0df9018d53328bb5ddc17930f256ecbf78b1f667ddd90cc255868ab44fba6653	-	ol8_x86_64_MODRHCK
	kernel-debug-devel-4.18.0-553.157.1.0.1.el8_10.x86_64.rpm	948271ce16e92133838ea688d15bf6508b2291fb9f8423364bec5be73612deb8	-	ol8_x86_64_MODRHCK
	kernel-debug-modules-4.18.0-553.157.1.0.1.el8_10.x86_64.rpm	542ab8ca3313c97673ade6ff94c540ae37d864fa057404b70d3f014b55cf4136	-	ol8_x86_64_MODRHCK
	kernel-debug-modules-extra-4.18.0-553.157.1.0.1.el8_10.x86_64.rpm	19fd7b9ebfe912149deb29aa0484aeb676cc00b9f18d521593aafdbeb05b997f	-	ol8_x86_64_MODRHCK
	kernel-devel-4.18.0-553.157.1.0.1.el8_10.x86_64.rpm	1362cf491f6d3843bf8df21a0ec88b0ae3db7f4adbe5ddfa8faadda681046243	-	ol8_x86_64_MODRHCK
	kernel-doc-4.18.0-553.157.1.0.1.el8_10.noarch.rpm	ed1d9290ea6110823677df756d7d74ab85fdee42efce13c41a49286182777c9d	-	ol8_x86_64_MODRHCK
	kernel-headers-4.18.0-553.157.1.0.1.el8_10.x86_64.rpm	c71ebbc7674a2a8388aae49fa504ff60b0fe75ed1f206b54ed401420ed2c37bf	-	ol8_x86_64_MODRHCK
	kernel-modules-4.18.0-553.157.1.0.1.el8_10.x86_64.rpm	86914cb486fc8ef0e842ee64ec07660cfb2cdeb6ce4468c79812b6e538222121	-	ol8_x86_64_MODRHCK
	kernel-modules-extra-4.18.0-553.157.1.0.1.el8_10.x86_64.rpm	7666c75e580c7866c18a6bd94b89f30ada6165e0bc583f88dc850aec1dd8cf71	-	ol8_x86_64_MODRHCK
	kernel-tools-4.18.0-553.157.1.0.1.el8_10.x86_64.rpm	b19897dc81e53e5b17f13f429d117b97b70de6264a4a1fe70b55d6ea413c7265	-	ol8_x86_64_MODRHCK
	kernel-tools-libs-4.18.0-553.157.1.0.1.el8_10.x86_64.rpm	368c61cf6f4ebf131476893cbcccdbf9a68672b265b297bf2dfeb2583ea07348	-	ol8_x86_64_MODRHCK
	kernel-tools-libs-devel-4.18.0-553.157.1.0.1.el8_10.x86_64.rpm	eee78fb8e7eb3b5649c66d0d460eea87a92142987900a9a0fcd7e4bafced7ed4	-	ol8_x86_64_MODRHCK
	perf-4.18.0-553.157.1.0.1.el8_10.x86_64.rpm	24fe08a4bac7ce95df032d8b66077d94e9014daffbd59e6d5ed74b62ba108241	-	ol8_x86_64_MODRHCK
	python3-perf-4.18.0-553.157.1.0.1.el8_10.x86_64.rpm	2fdfa676c785cab1bbef7179cf5b5e08183ac38355dea39c79203251e2ffdb88	-	ol8_x86_64_MODRHCK

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