ELSA-2026-25121

ELSA-2026-25121 - kernel security update

Type:	SECURITY
Impact:	CRITICAL
Release Date:	2026-06-15

Description

[4.18.0-553.132.1]
- 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]

[4.18.0-553.132.1]
- ip6_tunnel: clear skb2->cb[] in ip4ip6_err() (Guillaume Nault) [RHEL-172640] {CVE-2026-43037}
- dlm: fix buffer overflow from negative len in dlm_search_rsb_tree (Alexander Aring) [RHEL-173986] {CVE-2026-43125}
- dlm: validate length in dlm_search_rsb_tree (Alexander Aring) [RHEL-173986] {CVE-2026-43125}

[4.18.0-553.131.1]
- RDMA/mlx4: Fix mis-use of RCU in mlx4_srq_event() (Kamal Heib) [RHEL-179982] {CVE-2026-46181}
- nvme: nvme-fc: Ensure ->ioerr_work is cancelled in nvme_fc_delete_ctrl() (Ewan D. Milne) [RHEL-178447]
- ipv6: icmp: clear skb2->cb[] in ip6_err_gen_icmpv6_unreach() (Guillaume Nault) [RHEL-172664] {CVE-2026-43038}
- ALSA: 6fire: Fix leftover global pointers after probe failures (Jaroslav Kysela) [RHEL-172963]
- ALSA: 6fire: Cover the whole probe and disconnect calls with register_mutex (Jaroslav Kysela) [RHEL-172963]
- ALSA: 6fire: fix use-after-free on disconnect (Jaroslav Kysela) [RHEL-172963] {CVE-2026-31581}
- ALSA: 6fire: Release resources at card release (Jaroslav Kysela) [RHEL-172963] {CVE-2024-53239}

[4.18.0-553.130.1]
- RDMA/rxe: Fix double free in rxe_srq_from_init (Kamal Heib) [RHEL-179702] {CVE-2026-45852}
- md: uninitialized start_time in md_clone_bio() causes bogus IO accounting (Nigel Croxon) [RHEL-170384]

Related CVEs

CVE-2023-53781

CVE-2025-21858

CVE-2025-68366

CVE-2026-22984

CVE-2026-22990

CVE-2026-23392

CVE-2026-31581

CVE-2026-31613

CVE-2026-43037

CVE-2026-43038

CVE-2026-43125

CVE-2026-45852

CVE-2026-46181

Updated Packages

Release/Architecture	Filename	sha256	Superseded By Advisory	Channel Label
Oracle Linux 8 (aarch64)	kernel-4.18.0-553.132.1.el8_10.src.rpm	803c294a7f73bb2e470eb07f06635877f6a856586e7a725a3071ba054934cd63	-	ol8_aarch64_baseos_latest
	kernel-4.18.0-553.132.1.el8_10.src.rpm	803c294a7f73bb2e470eb07f06635877f6a856586e7a725a3071ba054934cd63	-	ol8_aarch64_codeready_builder
	kernel-4.18.0-553.132.1.el8_10.src.rpm	803c294a7f73bb2e470eb07f06635877f6a856586e7a725a3071ba054934cd63	-	ol8_aarch64_u10_baseos_patch
	bpftool-4.18.0-553.132.1.el8_10.aarch64.rpm	70d65a1832cc3f0e529b3dea0ff0a335d87b6b49ea4f71fb2897d8fb159f170e	-	ol8_aarch64_baseos_latest
	bpftool-4.18.0-553.132.1.el8_10.aarch64.rpm	70d65a1832cc3f0e529b3dea0ff0a335d87b6b49ea4f71fb2897d8fb159f170e	-	ol8_aarch64_u10_baseos_patch
	kernel-cross-headers-4.18.0-553.132.1.el8_10.aarch64.rpm	967811b2f6e1b9461a48c094f48ded6c75cd35645ccb052e45eaf2e3836cccdf	-	ol8_aarch64_baseos_latest
	kernel-cross-headers-4.18.0-553.132.1.el8_10.aarch64.rpm	967811b2f6e1b9461a48c094f48ded6c75cd35645ccb052e45eaf2e3836cccdf	-	ol8_aarch64_u10_baseos_patch
	kernel-headers-4.18.0-553.132.1.el8_10.aarch64.rpm	c3bec8c55b29cea863028cf256c0264444d89038027a1c1aee8063d81df4e79b	-	ol8_aarch64_baseos_latest
	kernel-headers-4.18.0-553.132.1.el8_10.aarch64.rpm	c3bec8c55b29cea863028cf256c0264444d89038027a1c1aee8063d81df4e79b	-	ol8_aarch64_u10_baseos_patch
	kernel-tools-4.18.0-553.132.1.el8_10.aarch64.rpm	72c7475e72c1255750d9c9086f54ee6b79017a68e0e4ff48b2da54b8c4e4932a	-	ol8_aarch64_baseos_latest
	kernel-tools-4.18.0-553.132.1.el8_10.aarch64.rpm	72c7475e72c1255750d9c9086f54ee6b79017a68e0e4ff48b2da54b8c4e4932a	-	ol8_aarch64_u10_baseos_patch
	kernel-tools-libs-4.18.0-553.132.1.el8_10.aarch64.rpm	b3b6e71f9945fed950604a1f5d8ed66a9daf7600478e3c1f3209087d7fa12eec	-	ol8_aarch64_baseos_latest
	kernel-tools-libs-4.18.0-553.132.1.el8_10.aarch64.rpm	b3b6e71f9945fed950604a1f5d8ed66a9daf7600478e3c1f3209087d7fa12eec	-	ol8_aarch64_u10_baseos_patch
	kernel-tools-libs-devel-4.18.0-553.132.1.el8_10.aarch64.rpm	8dc131ccc8d331ab44c96373e9a8de2e3455c75552c81dfed87f0a608c15fe6c	-	ol8_aarch64_codeready_builder
	perf-4.18.0-553.132.1.el8_10.aarch64.rpm	fb0c8bd07293886b71766ad929ac15041c196d892eed773184d0d741fe5369ee	-	ol8_aarch64_baseos_latest
	perf-4.18.0-553.132.1.el8_10.aarch64.rpm	fb0c8bd07293886b71766ad929ac15041c196d892eed773184d0d741fe5369ee	-	ol8_aarch64_u10_baseos_patch
	python3-perf-4.18.0-553.132.1.el8_10.aarch64.rpm	38de54d349d070a1ccadcd3eff7ab9c6f4657bc30bac981f9c4c527ca6021fd1	-	ol8_aarch64_baseos_latest
	python3-perf-4.18.0-553.132.1.el8_10.aarch64.rpm	38de54d349d070a1ccadcd3eff7ab9c6f4657bc30bac981f9c4c527ca6021fd1	-	ol8_aarch64_u10_baseos_patch
Oracle Linux 8 (x86_64)	kernel-4.18.0-553.132.1.el8_10.src.rpm	803c294a7f73bb2e470eb07f06635877f6a856586e7a725a3071ba054934cd63	-	ol8_x86_64_baseos_latest
	kernel-4.18.0-553.132.1.el8_10.src.rpm	803c294a7f73bb2e470eb07f06635877f6a856586e7a725a3071ba054934cd63	-	ol8_x86_64_codeready_builder
	kernel-4.18.0-553.132.1.el8_10.src.rpm	803c294a7f73bb2e470eb07f06635877f6a856586e7a725a3071ba054934cd63	-	ol8_x86_64_u10_baseos_patch
	bpftool-4.18.0-553.132.1.el8_10.x86_64.rpm	69c157f81ee787e83103fd4de6f5289bfe376e3d36fd6d1b7c49527dbbe682a0	-	ol8_x86_64_baseos_latest
	bpftool-4.18.0-553.132.1.el8_10.x86_64.rpm	69c157f81ee787e83103fd4de6f5289bfe376e3d36fd6d1b7c49527dbbe682a0	-	ol8_x86_64_u10_baseos_patch
	kernel-4.18.0-553.132.1.el8_10.x86_64.rpm	7f9111e7c038d1909ea5e5c4efe0d5c568338a15a7d7355c22358c8562dd123c	-	ol8_x86_64_baseos_latest
	kernel-4.18.0-553.132.1.el8_10.x86_64.rpm	7f9111e7c038d1909ea5e5c4efe0d5c568338a15a7d7355c22358c8562dd123c	-	ol8_x86_64_u10_baseos_patch
	kernel-abi-stablelists-4.18.0-553.132.1.el8_10.noarch.rpm	e6380721130cd2670c45511a3c23322bca8f2fdcfd0fb9e455a3a2698fd32eb3	-	ol8_x86_64_baseos_latest
	kernel-abi-stablelists-4.18.0-553.132.1.el8_10.noarch.rpm	e6380721130cd2670c45511a3c23322bca8f2fdcfd0fb9e455a3a2698fd32eb3	-	ol8_x86_64_u10_baseos_patch
	kernel-core-4.18.0-553.132.1.el8_10.x86_64.rpm	e27e812183bda1cb84a4de16c317a4d113cf432e80136a8c83a839f9ba5d886d	-	ol8_x86_64_baseos_latest
	kernel-core-4.18.0-553.132.1.el8_10.x86_64.rpm	e27e812183bda1cb84a4de16c317a4d113cf432e80136a8c83a839f9ba5d886d	-	ol8_x86_64_u10_baseos_patch
	kernel-cross-headers-4.18.0-553.132.1.el8_10.x86_64.rpm	d335e56f845c14c5909143c36e50f140bfd40475f6d34af6f9d622897509dd22	-	ol8_x86_64_baseos_latest
	kernel-cross-headers-4.18.0-553.132.1.el8_10.x86_64.rpm	d335e56f845c14c5909143c36e50f140bfd40475f6d34af6f9d622897509dd22	-	ol8_x86_64_u10_baseos_patch
	kernel-debug-4.18.0-553.132.1.el8_10.x86_64.rpm	3400d74da38c5a778c9db5b9ca08cbbe3586c6fcfa046445924e6c3f8152f565	-	ol8_x86_64_baseos_latest
	kernel-debug-4.18.0-553.132.1.el8_10.x86_64.rpm	3400d74da38c5a778c9db5b9ca08cbbe3586c6fcfa046445924e6c3f8152f565	-	ol8_x86_64_u10_baseos_patch
	kernel-debug-core-4.18.0-553.132.1.el8_10.x86_64.rpm	fe5a29e0063df6dfc99340e9e1ea97a7337ec13aee29f7f0c756fe2d99608a45	-	ol8_x86_64_baseos_latest
	kernel-debug-core-4.18.0-553.132.1.el8_10.x86_64.rpm	fe5a29e0063df6dfc99340e9e1ea97a7337ec13aee29f7f0c756fe2d99608a45	-	ol8_x86_64_u10_baseos_patch
	kernel-debug-devel-4.18.0-553.132.1.el8_10.x86_64.rpm	4ea0fcdae20dd01b28abf428fe86090fe70fb04ba39f05d5a6a768f70d734a94	-	ol8_x86_64_baseos_latest
	kernel-debug-devel-4.18.0-553.132.1.el8_10.x86_64.rpm	4ea0fcdae20dd01b28abf428fe86090fe70fb04ba39f05d5a6a768f70d734a94	-	ol8_x86_64_u10_baseos_patch
	kernel-debug-modules-4.18.0-553.132.1.el8_10.x86_64.rpm	5d2bde746a0320c9ff4196318d52be009be1920917dcb03aaa924da25c772ca7	-	ol8_x86_64_baseos_latest
	kernel-debug-modules-4.18.0-553.132.1.el8_10.x86_64.rpm	5d2bde746a0320c9ff4196318d52be009be1920917dcb03aaa924da25c772ca7	-	ol8_x86_64_u10_baseos_patch
	kernel-debug-modules-extra-4.18.0-553.132.1.el8_10.x86_64.rpm	9d040bf3a3b7674e8250007c99eff126271982eab2f9e757a33140fc4b37bb9c	-	ol8_x86_64_baseos_latest
	kernel-debug-modules-extra-4.18.0-553.132.1.el8_10.x86_64.rpm	9d040bf3a3b7674e8250007c99eff126271982eab2f9e757a33140fc4b37bb9c	-	ol8_x86_64_u10_baseos_patch
	kernel-devel-4.18.0-553.132.1.el8_10.x86_64.rpm	3fb9bc97ea6183729df404273468cbd480fbf2dde773e90c00fa87b1ab0e1a9d	-	ol8_x86_64_baseos_latest
	kernel-devel-4.18.0-553.132.1.el8_10.x86_64.rpm	3fb9bc97ea6183729df404273468cbd480fbf2dde773e90c00fa87b1ab0e1a9d	-	ol8_x86_64_u10_baseos_patch
	kernel-doc-4.18.0-553.132.1.el8_10.noarch.rpm	1223288a86a1f1684b1e9fc66145284a13c638946fc464b5b448f7ba7f38d9dc	-	ol8_x86_64_baseos_latest
	kernel-doc-4.18.0-553.132.1.el8_10.noarch.rpm	1223288a86a1f1684b1e9fc66145284a13c638946fc464b5b448f7ba7f38d9dc	-	ol8_x86_64_u10_baseos_patch
	kernel-headers-4.18.0-553.132.1.el8_10.x86_64.rpm	58200311c09157f9af14d1ee4ca3d0693d860b88d9ec9d53ffd6192d2a7d6054	-	ol8_x86_64_baseos_latest
	kernel-headers-4.18.0-553.132.1.el8_10.x86_64.rpm	58200311c09157f9af14d1ee4ca3d0693d860b88d9ec9d53ffd6192d2a7d6054	-	ol8_x86_64_u10_baseos_patch
	kernel-modules-4.18.0-553.132.1.el8_10.x86_64.rpm	98539bea3c90cf1c3bf55cb668170db99dfefd270e953434ef3a89ea15cc8642	-	ol8_x86_64_baseos_latest
	kernel-modules-4.18.0-553.132.1.el8_10.x86_64.rpm	98539bea3c90cf1c3bf55cb668170db99dfefd270e953434ef3a89ea15cc8642	-	ol8_x86_64_u10_baseos_patch
	kernel-modules-extra-4.18.0-553.132.1.el8_10.x86_64.rpm	0059d7c231a790fcaf1fb7608bb72542d347cbc34a02b8451e26eb565241c6cc	-	ol8_x86_64_baseos_latest
	kernel-modules-extra-4.18.0-553.132.1.el8_10.x86_64.rpm	0059d7c231a790fcaf1fb7608bb72542d347cbc34a02b8451e26eb565241c6cc	-	ol8_x86_64_u10_baseos_patch
	kernel-tools-4.18.0-553.132.1.el8_10.x86_64.rpm	ab0b11cab9c6969b157de369e1fc08c55493261f8d7542192c27ba425ea31a90	-	ol8_x86_64_baseos_latest
	kernel-tools-4.18.0-553.132.1.el8_10.x86_64.rpm	ab0b11cab9c6969b157de369e1fc08c55493261f8d7542192c27ba425ea31a90	-	ol8_x86_64_u10_baseos_patch
	kernel-tools-libs-4.18.0-553.132.1.el8_10.x86_64.rpm	123ffdf5423811fd99a0800e8a1f4aebe16aed413e1a78c362fcc133768cb92f	-	ol8_x86_64_baseos_latest
	kernel-tools-libs-4.18.0-553.132.1.el8_10.x86_64.rpm	123ffdf5423811fd99a0800e8a1f4aebe16aed413e1a78c362fcc133768cb92f	-	ol8_x86_64_u10_baseos_patch
	kernel-tools-libs-devel-4.18.0-553.132.1.el8_10.x86_64.rpm	07cf254c2ad4e974c8fb317690dfacc2228feb9d47ba65d9ed60dc07c25f7ee7	-	ol8_x86_64_codeready_builder
	perf-4.18.0-553.132.1.el8_10.x86_64.rpm	e8a366c048008bd39536448f4aa40ae5abd12cae440e0bd2e05a859731083ca5	-	ol8_x86_64_baseos_latest
	perf-4.18.0-553.132.1.el8_10.x86_64.rpm	e8a366c048008bd39536448f4aa40ae5abd12cae440e0bd2e05a859731083ca5	-	ol8_x86_64_u10_baseos_patch
	python3-perf-4.18.0-553.132.1.el8_10.x86_64.rpm	d19289df925f35c77a2caba3dbe4a7e703ff8c4c6f710dd5fec7f38edff7fb70	-	ol8_x86_64_baseos_latest
	python3-perf-4.18.0-553.132.1.el8_10.x86_64.rpm	d19289df925f35c77a2caba3dbe4a7e703ff8c4c6f710dd5fec7f38edff7fb70	-	ol8_x86_64_u10_baseos_patch

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