Explore top 10 tips to secure your open-source projects now. Read More

×
Alerts This Week
Warning Icon 1 547
Alerts This Week
Warning Icon 1 547

Oracle Linux 8 ELSA-2026-39083 Kernel Important Security Update

oracle
Calendar Grey July 15, 2026
Oracle Linux Logo Esm H88
Oracle Linux 8 receives important kernel updates addressing critical vulnerabilities and security enhancements. Stay secure!
The following updated rpms for Oracle Linux 8 have been uploaded to the Unbreakable Linux Network:

Summary

[4.18.0-553.143.1] - 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] [4.18.0-553.143.1] - locking/rtmutex: Skip remove_waiter() when waiter is not enqueued (Phil Auld) [RHEL-193334] {CVE-2026-53166} - rtmutex: Use waiter::task instead of current in remove_waiter() (Phil Auld) [RHEL-193143] {CVE-2026-43499} [4.18.0-553.142.1] - KVM: x86: Fix shadow paging use-after-free due to unexpected role (Paolo Bonzini) [RHEL-192411] {CVE-2026-53359} - KVM: x86: Fix shadow paging use-after-free due to unexpected GFN (Aidan Wallace) [RHEL-186618] {CVE-2026-46113} - KVM: x86/mmu: pull call to drop_large_s...

Read the Full Advisory

Topics%20covered

Topics Covered

security advisory update DoS important kernel Oracle

SRPMs

http://oss.oracle.com/ol8/SRPMS-updates/kernel-4.18.0-553.143.1.el8_10.src.rpm

x86_64

bpftool-4.18.0-553.143.1.el8_10.x86_64.rpm kernel-4.18.0-553.143.1.el8_10.x86_64.rpm kernel-abi-stablelists-4.18.0-553.143.1.el8_10.noarch.rpm kernel-core-4.18.0-553.143.1.el8_10.x86_64.rpm kernel-cross-headers-4.18.0-553.143.1.el8_10.x86_64.rpm kernel-debug-4.18.0-553.143.1.el8_10.x86_64.rpm kernel-debug-core-4.18.0-553.143.1.el8_10.x86_64.rpm kernel-debug-devel-4.18.0-553.143.1.el8_10.x86_64.rpm kernel-debug-modules-4.18.0-553.143.1.el8_10.x86_64.rpm kernel-debug-modules-extra-4.18.0-553.143.1.el8_10.x86_64.rpm kernel-devel-4.18.0-553.143.1.el8_10.x86_64.rpm kernel-doc-4.18.0-553.143.1.el8_10.noarch.rpm kernel-headers-4.18.0-553.143.1.el8_10.x86_64.rpm kernel-modules-4.18.0-553.143.1.el8_10.x86_64.rpm kernel-modules-extra-4.18.0-553.143.1.el8_10.x86_64.rpm kernel-tools-4.18.0-553.143.1.el8_10.x86_64.rpm kernel-tools-libs-4.18.0-553.143.1.el8_10.x86_64.rpm kernel-tools-libs-devel-4.18.0-553.143.1.el8_10.x86_64.rpm perf-4.18.0-553.143.1.el8_10.x86_64.rpm python3-perf-4.18.0-553.143....

Read the Full Advisory

aarch64

bpftool-4.18.0-553.143.1.el8_10.aarch64.rpm kernel-cross-headers-4.18.0-553.143.1.el8_10.aarch64.rpm kernel-headers-4.18.0-553.143.1.el8_10.aarch64.rpm kernel-tools-4.18.0-553.143.1.el8_10.aarch64.rpm kernel-tools-libs-4.18.0-553.143.1.el8_10.aarch64.rpm kernel-tools-libs-devel-4.18.0-553.143.1.el8_10.aarch64.rpm perf-4.18.0-553.143.1.el8_10.aarch64.rpm python3-perf-4.18.0-553.143.1.el8_10.aarch64.rpm

Severity
important
Lowest
Low
Medium
High
Critical

Related CVEs: CVE-2025-71066 CVE-2025-71089 CVE-2026-31411 CVE-2026-43499 CVE-2026-46113 CVE-2026-53166 CVE-2026-53266 CVE-2026-53359

Topics%20covered

Topics Covered

security advisory update DoS important kernel Oracle

Get the latest News and Insights

Get the latest Linux and open source security news straight to your inbox.