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ELSA-2026-26427

ELSA-2026-26427 - kernel security update

Type:SECURITY
Impact:IMPORTANT
Release Date:2026-06-17

Description


[4.18.0-553.134.1]
- 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]

[4.18.0-553.134.1]
- wifi: mac80211: remove station if connection prep fails (Jose Ignacio Tornos Martinez) [RHEL-180120] {CVE-2026-46125}
- wifi: mac80211: drop stray 'static' from fast-RX rx_result (CKI Backport Bot) [RHEL-180058] {CVE-2026-46152}
- Bluetooth: hci_event: fix potential UAF in SSP passkey handlers (CKI Backport Bot) [RHEL-179360] {CVE-2026-46056}
- netfilter: flowtable: strictly check for maximum number of actions (Florian Westphal) [RHEL-176909] {CVE-2026-43329}
- netfilter: nf_tables_offload: add nft_flow_action_entry_next() and use it (Florian Westphal) [RHEL-176909] {CVE-2026-43329}
- mptcp: fix slab-use-after-free in __inet_lookup_established (Davide Caratti) [RHEL-171500] {CVE-2026-31669}
- xen/privcmd: fix double free via VMA splitting (Vitaly Kuznetsov) [RHEL-172482] {CVE-2026-31787}
- wifi: brcmfmac: validate bsscfg indices in IF events (CKI Backport Bot) [RHEL-173853] {CVE-2026-43110}

[4.18.0-553.133.1]
- Buffer overflow in drivers/xen/sys-hypervisor.c (CKI Backport Bot) [RHEL-172504] {CVE-2026-31786}


Related CVEs


CVE-2026-31669
CVE-2026-31786
CVE-2026-31787
CVE-2026-43110
CVE-2026-43329
CVE-2026-46056
CVE-2026-46125
CVE-2026-46152

Updated Packages


Release/ArchitectureFilenamesha256Superseded By AdvisoryChannel Label
Oracle Linux 8 (aarch64) kernel-4.18.0-553.134.1.el8_10.src.rpm3d5df324fca10f854ae120ea2f1c175464d583b7216b202986e02d530fa1b5c9-ol8_aarch64_baseos_latest
kernel-4.18.0-553.134.1.el8_10.src.rpm3d5df324fca10f854ae120ea2f1c175464d583b7216b202986e02d530fa1b5c9-ol8_aarch64_codeready_builder
kernel-4.18.0-553.134.1.el8_10.src.rpm3d5df324fca10f854ae120ea2f1c175464d583b7216b202986e02d530fa1b5c9-ol8_aarch64_u10_baseos_patch
bpftool-4.18.0-553.134.1.el8_10.aarch64.rpm0d0555221d614cb0fdd87dd9797ce2ca5bad4821ec6d72fbcb8139ef60b99e3d-ol8_aarch64_baseos_latest
bpftool-4.18.0-553.134.1.el8_10.aarch64.rpm0d0555221d614cb0fdd87dd9797ce2ca5bad4821ec6d72fbcb8139ef60b99e3d-ol8_aarch64_u10_baseos_patch
kernel-cross-headers-4.18.0-553.134.1.el8_10.aarch64.rpm8f3b159d0bd4ed7356221ec8f185aae68582b297123208f885df40af8716daa6-ol8_aarch64_baseos_latest
kernel-cross-headers-4.18.0-553.134.1.el8_10.aarch64.rpm8f3b159d0bd4ed7356221ec8f185aae68582b297123208f885df40af8716daa6-ol8_aarch64_u10_baseos_patch
kernel-headers-4.18.0-553.134.1.el8_10.aarch64.rpme211c82fe6b9dae9a261f04d554b9e00200081bd9162d2c4840624bdc0a262af-ol8_aarch64_baseos_latest
kernel-headers-4.18.0-553.134.1.el8_10.aarch64.rpme211c82fe6b9dae9a261f04d554b9e00200081bd9162d2c4840624bdc0a262af-ol8_aarch64_u10_baseos_patch
kernel-tools-4.18.0-553.134.1.el8_10.aarch64.rpm34b15f73841e50427d2883932dfa466d9c2acbb2cf3789db2f87d80affeb97db-ol8_aarch64_baseos_latest
kernel-tools-4.18.0-553.134.1.el8_10.aarch64.rpm34b15f73841e50427d2883932dfa466d9c2acbb2cf3789db2f87d80affeb97db-ol8_aarch64_u10_baseos_patch
kernel-tools-libs-4.18.0-553.134.1.el8_10.aarch64.rpm0e80ceb66d8fc0dc3ed4a5f4961d54586a3f5a431cb0faa868c1d6dbedc86ae5-ol8_aarch64_baseos_latest
kernel-tools-libs-4.18.0-553.134.1.el8_10.aarch64.rpm0e80ceb66d8fc0dc3ed4a5f4961d54586a3f5a431cb0faa868c1d6dbedc86ae5-ol8_aarch64_u10_baseos_patch
kernel-tools-libs-devel-4.18.0-553.134.1.el8_10.aarch64.rpm2febf990a7f9bdf30463501545b321c261924d51b01d6db2b49ecb377e71ca97-ol8_aarch64_codeready_builder
perf-4.18.0-553.134.1.el8_10.aarch64.rpm27dacd7e031702b619c635b8619bbc7f7d70863ee999cd851ad0f8b2fa03ab71-ol8_aarch64_baseos_latest
perf-4.18.0-553.134.1.el8_10.aarch64.rpm27dacd7e031702b619c635b8619bbc7f7d70863ee999cd851ad0f8b2fa03ab71-ol8_aarch64_u10_baseos_patch
python3-perf-4.18.0-553.134.1.el8_10.aarch64.rpmf3a100db463475c9c37b7a89c52d3227915d0cc51d59b1b3c681b2684eb13b82-ol8_aarch64_baseos_latest
python3-perf-4.18.0-553.134.1.el8_10.aarch64.rpmf3a100db463475c9c37b7a89c52d3227915d0cc51d59b1b3c681b2684eb13b82-ol8_aarch64_u10_baseos_patch
Oracle Linux 8 (x86_64) kernel-4.18.0-553.134.1.el8_10.src.rpm3d5df324fca10f854ae120ea2f1c175464d583b7216b202986e02d530fa1b5c9-ol8_x86_64_baseos_latest
kernel-4.18.0-553.134.1.el8_10.src.rpm3d5df324fca10f854ae120ea2f1c175464d583b7216b202986e02d530fa1b5c9-ol8_x86_64_codeready_builder
kernel-4.18.0-553.134.1.el8_10.src.rpm3d5df324fca10f854ae120ea2f1c175464d583b7216b202986e02d530fa1b5c9-ol8_x86_64_u10_baseos_patch
bpftool-4.18.0-553.134.1.el8_10.x86_64.rpm73b678e217622e7a3bd4e75ce8f71e4df1541736118e5b4ad6935fb684bed75d-ol8_x86_64_baseos_latest
bpftool-4.18.0-553.134.1.el8_10.x86_64.rpm73b678e217622e7a3bd4e75ce8f71e4df1541736118e5b4ad6935fb684bed75d-ol8_x86_64_u10_baseos_patch
kernel-4.18.0-553.134.1.el8_10.x86_64.rpmdf63387ba59fd5c918c505f34a553703f96f7645f0e0036d2f087da603e8e757-ol8_x86_64_baseos_latest
kernel-4.18.0-553.134.1.el8_10.x86_64.rpmdf63387ba59fd5c918c505f34a553703f96f7645f0e0036d2f087da603e8e757-ol8_x86_64_u10_baseos_patch
kernel-abi-stablelists-4.18.0-553.134.1.el8_10.noarch.rpm463b13a8eef92e328aa014329d94f1e7eab3d823176f042e5cfb0efc12d4ab42-ol8_x86_64_baseos_latest
kernel-abi-stablelists-4.18.0-553.134.1.el8_10.noarch.rpm463b13a8eef92e328aa014329d94f1e7eab3d823176f042e5cfb0efc12d4ab42-ol8_x86_64_u10_baseos_patch
kernel-core-4.18.0-553.134.1.el8_10.x86_64.rpm50210ccd54cd73cea4ce9f6dd29769d5ba5e6b047a84b573e5c5ab79aa5c6f82-ol8_x86_64_baseos_latest
kernel-core-4.18.0-553.134.1.el8_10.x86_64.rpm50210ccd54cd73cea4ce9f6dd29769d5ba5e6b047a84b573e5c5ab79aa5c6f82-ol8_x86_64_u10_baseos_patch
kernel-cross-headers-4.18.0-553.134.1.el8_10.x86_64.rpm6adbb9a4f3b97a5e0bf45b51618487cd8c0f79f42ae08e661959935d54a0eb90-ol8_x86_64_baseos_latest
kernel-cross-headers-4.18.0-553.134.1.el8_10.x86_64.rpm6adbb9a4f3b97a5e0bf45b51618487cd8c0f79f42ae08e661959935d54a0eb90-ol8_x86_64_u10_baseos_patch
kernel-debug-4.18.0-553.134.1.el8_10.x86_64.rpm2ecbe5db395ae9ddf9ee763136bc86c49c89635373d7208917b8b6820a852583-ol8_x86_64_baseos_latest
kernel-debug-4.18.0-553.134.1.el8_10.x86_64.rpm2ecbe5db395ae9ddf9ee763136bc86c49c89635373d7208917b8b6820a852583-ol8_x86_64_u10_baseos_patch
kernel-debug-core-4.18.0-553.134.1.el8_10.x86_64.rpm43235b207bde9040ac8bda04e4ce2bef4d0ebbd6a7b8bcadcda2b0674db4215e-ol8_x86_64_baseos_latest
kernel-debug-core-4.18.0-553.134.1.el8_10.x86_64.rpm43235b207bde9040ac8bda04e4ce2bef4d0ebbd6a7b8bcadcda2b0674db4215e-ol8_x86_64_u10_baseos_patch
kernel-debug-devel-4.18.0-553.134.1.el8_10.x86_64.rpm12a628763a8fdff8e97e08563840e4c518d81cd1395f91427ca54b7bba8a8eff-ol8_x86_64_baseos_latest
kernel-debug-devel-4.18.0-553.134.1.el8_10.x86_64.rpm12a628763a8fdff8e97e08563840e4c518d81cd1395f91427ca54b7bba8a8eff-ol8_x86_64_u10_baseos_patch
kernel-debug-modules-4.18.0-553.134.1.el8_10.x86_64.rpm199f34284aa2058121662b6fc09bb5d39f9e9549ae2ec5164b3729991b7f5f83-ol8_x86_64_baseos_latest
kernel-debug-modules-4.18.0-553.134.1.el8_10.x86_64.rpm199f34284aa2058121662b6fc09bb5d39f9e9549ae2ec5164b3729991b7f5f83-ol8_x86_64_u10_baseos_patch
kernel-debug-modules-extra-4.18.0-553.134.1.el8_10.x86_64.rpmc83a53449f2f5f2684131cd6c6e8dc989e68d63d4d3cd238914f6f2ebefe31b2-ol8_x86_64_baseos_latest
kernel-debug-modules-extra-4.18.0-553.134.1.el8_10.x86_64.rpmc83a53449f2f5f2684131cd6c6e8dc989e68d63d4d3cd238914f6f2ebefe31b2-ol8_x86_64_u10_baseos_patch
kernel-devel-4.18.0-553.134.1.el8_10.x86_64.rpm1eef5f0d68ad4640e26e35201a33d50ae09ff1120cab7c0db216f4c08d13838b-ol8_x86_64_baseos_latest
kernel-devel-4.18.0-553.134.1.el8_10.x86_64.rpm1eef5f0d68ad4640e26e35201a33d50ae09ff1120cab7c0db216f4c08d13838b-ol8_x86_64_u10_baseos_patch
kernel-doc-4.18.0-553.134.1.el8_10.noarch.rpmd1e8668fed16ad2781422a957cabfeb8c84caed5db4f725eab1bdc6b9f1394ca-ol8_x86_64_baseos_latest
kernel-doc-4.18.0-553.134.1.el8_10.noarch.rpmd1e8668fed16ad2781422a957cabfeb8c84caed5db4f725eab1bdc6b9f1394ca-ol8_x86_64_u10_baseos_patch
kernel-headers-4.18.0-553.134.1.el8_10.x86_64.rpm96e77dcdabadd8cec8eef6ade3e271074ebd8b465d7f517d78806d219223587b-ol8_x86_64_baseos_latest
kernel-headers-4.18.0-553.134.1.el8_10.x86_64.rpm96e77dcdabadd8cec8eef6ade3e271074ebd8b465d7f517d78806d219223587b-ol8_x86_64_u10_baseos_patch
kernel-modules-4.18.0-553.134.1.el8_10.x86_64.rpmabcd3b4a6529e4e0b486cd8657e9bbbc1f71efafdf9e6851240978861b925941-ol8_x86_64_baseos_latest
kernel-modules-4.18.0-553.134.1.el8_10.x86_64.rpmabcd3b4a6529e4e0b486cd8657e9bbbc1f71efafdf9e6851240978861b925941-ol8_x86_64_u10_baseos_patch
kernel-modules-extra-4.18.0-553.134.1.el8_10.x86_64.rpm54635ae3b963f2f0316c51f2903738fb16b04174517bad4e39d581a4b040f9ea-ol8_x86_64_baseos_latest
kernel-modules-extra-4.18.0-553.134.1.el8_10.x86_64.rpm54635ae3b963f2f0316c51f2903738fb16b04174517bad4e39d581a4b040f9ea-ol8_x86_64_u10_baseos_patch
kernel-tools-4.18.0-553.134.1.el8_10.x86_64.rpm805c11ca3fe7d9363ac30e79e7c4c1dd38c1c7661589cb8c0e457c8bda2e54b5-ol8_x86_64_baseos_latest
kernel-tools-4.18.0-553.134.1.el8_10.x86_64.rpm805c11ca3fe7d9363ac30e79e7c4c1dd38c1c7661589cb8c0e457c8bda2e54b5-ol8_x86_64_u10_baseos_patch
kernel-tools-libs-4.18.0-553.134.1.el8_10.x86_64.rpme59af47ce3e38260342c3f0f3e351a1d80fde421c25dc0ae8dba9c268fd80db6-ol8_x86_64_baseos_latest
kernel-tools-libs-4.18.0-553.134.1.el8_10.x86_64.rpme59af47ce3e38260342c3f0f3e351a1d80fde421c25dc0ae8dba9c268fd80db6-ol8_x86_64_u10_baseos_patch
kernel-tools-libs-devel-4.18.0-553.134.1.el8_10.x86_64.rpme73a8ec69b1327fc3713647eaf6abab4ddb6f5954ed2e69f35ddf42de1e26b31-ol8_x86_64_codeready_builder
perf-4.18.0-553.134.1.el8_10.x86_64.rpm6cbc01535cb78d6c4739fb5c5cc0ee9dd178b436734a59a068ad8444589f1bba-ol8_x86_64_baseos_latest
perf-4.18.0-553.134.1.el8_10.x86_64.rpm6cbc01535cb78d6c4739fb5c5cc0ee9dd178b436734a59a068ad8444589f1bba-ol8_x86_64_u10_baseos_patch
python3-perf-4.18.0-553.134.1.el8_10.x86_64.rpma44bc8de8a0f7b87b6c71ae3a9670bfeb9716ae94f916e2bc734b6dd178dd718-ol8_x86_64_baseos_latest
python3-perf-4.18.0-553.134.1.el8_10.x86_64.rpma44bc8de8a0f7b87b6c71ae3a9670bfeb9716ae94f916e2bc734b6dd178dd718-ol8_x86_64_u10_baseos_patch



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