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Oracle Linux 8 ELSA-2026

Linuxsecurity •LinuxSecurity Advisories • June 4, 2026

[5.15.0-321.202.5] - Revert "ip6_tunnel: Fix usage of skb_vlan_inet_prepare()" (Harshit Mogalapalli) [Orabug: 39476647] - smb: client: reject userspace cifs.spnego descriptions (Asim Viladi Oglu Manizada) [Orabug: 39463672] [5.15.0-321.202.4] - tun: free page on build_skb failure in tun_xdp_one() (Weiming Shi) [Orabug: 39429143] - tap: free page on error paths in tap_get_user_xdp() (Weiming Shi) [Orabug: 39429143] - tun: free page on short-frame rejection in tun_xdp_one() (Weiming Shi) [Orabug: 39429143] [5.15.0-321.202.3] - net: skbuff: propagate shared-frag marker through frag-transfer helpers (Hyunwoo Kim) [Orabug: 39368827] {CVE-2026-46300} - net: skbuff: preserve shared-frag marker during coalescing (William Bowling) [Orabug: 39368827] - ptrace: slightly saner 'get_dumpable()' logic (Linus Torvalds) [Orabug: 39384274] {CVE-2026-46333} - mm/hugetlb: fix excessive IPI broadcasts when unsharing PMD tables using mmu_gather (David Hildenbrand (Red Hat)) [Orabug: 384749...

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bpftool-5.15.0-321.202.5.el8uek.x86_64.rpm kernel-uek-5.15.0-321.202.5.el8uek.x86_64.rpm kernel-uek-core-5.15.0-321.202.5.el8uek.x86_64.rpm kernel-uek-debug-5.15.0-321.202.5.el8uek.x86_64.rpm kernel-uek-debug-core-5.15.0-321.202.5.el8uek.x86_64.rpm kernel-uek-debug-devel-5.15.0-321.202.5.el8uek.x86_64.rpm kernel-uek-debug-modules-5.15.0-321.202.5.el8uek.x86_64.rpm kernel-uek-debug-modules-extra-5.15.0-321.202.5.el8uek.x86_64.rpm kernel-uek-devel-5.15.0-321.202.5.el8uek.x86_64.rpm kernel-uek-doc-5.15.0-321.202.5.el8uek.noarch.rpm kernel-uek-modules-5.15.0-321.202.5.el8uek.x86_64.rpm kernel-uek-modules-extra-5.15.0-321.202.5.el8uek.x86_64.rpm kernel-uek-container-5.15.0-321.202.5.el8uek.x86_64.rpm kernel-uek-container-debug-5.15.0-321.202.5.el8uek.x86_64.rpm

bpftool-5.15.0-321.202.5.el8uek.aarch64.rpm kernel-uek-5.15.0-321.202.5.el8uek.aarch64.rpm kernel-uek-core-5.15.0-321.202.5.el8uek.aarch64.rpm kernel-uek-debug-5.15.0-321.202.5.el8uek.aarch64.rpm kernel-uek-debug-core-5.15.0-321.202.5.el8uek.aarch64.rpm kernel-uek-debug-devel-5.15.0-321.202.5.el8uek.aarch64.rpm kernel-uek-debug-modules-5.15.0-321.202.5.el8uek.aarch64.rpm kernel-uek-debug-modules-extra-5.15.0-321.202.5.el8uek.aarch64.rpm kernel-uek-devel-5.15.0-321.202.5.el8uek.aarch64.rpm kernel-uek-doc-5.15.0-321.202.5.el8uek.noarch.rpm kernel-uek-modules-5.15.0-321.202.5.el8uek.aarch64.rpm kernel-uek-modules-extra-5.15.0-321.202.5.el8uek.aarch64.rpm kernel-uek-container-5.15.0-321.202.5.el8uek.aarch64.rpm kernel-uek-container-debug-5.15.0-321.202.5.el8uek.aarch64.rpm

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The full story

This article is one source in a clustered incident — the cluster page carries the summary, timeline and every other outlet covering it.

Oracle Linux Kernel Security Updates Address Multiple Vulnerabilities On June 4, 2026, Oracle released multiple security advisories for its Linux kernels across various versions. The updates address critical vulnerabilities, including CVE-2026-46300 and CVE-2026-46333, affecting Oracle Linux 7, 8, and 9. These vulnerabilities could allow for denial of service and privilege escalation, impacting users of Oracle's enterprise systems. The updates include patches for issues such as improper handling of network packets and memory management flaws. The advisories emphasize the importance of applying the updates to mitigate potential exploitation. Affected systems include Oracle Linux 5.4, 5.15, and 6.12 kernel versions. Security professionals are urged to prioritize these updates to protect their environments from potential attacks. 6 sources 71

Extracted Entities

CVEs (7)

CVE-2025-38085 CVE-2025-54518 CVE-2026-23270 CVE-2026-31402 CVE-2026-43284 CVE-2026-46300 CVE-2026-46333

Platforms (2)

Linux Oracle Linux