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High 1 exploited CVE ELSA-2025-15471 2 CVEs

Important: kernel security update (Oracle Linux 8)

Published Sep 9, 2025 · Updated Sep 9, 2025

Summary

[4.18.0-553.74.1_10.OL8]
- 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]

[4.18.0-553.74.1_10]
- posix-cpu-timers: fix race between handle_posix_cpu_timers() and posix_cpu_timer_del() (Oleg Nesterov) [RHEL-112775] {CVE-2025-38352}

[4.18.0-553.73.1_10]
- ACPI: resource: Honor MADT INT_SRC_OVR settings for IRQ1 on AMD Zen (Jay Shin) [RHEL-108360]
- ACPI: resource: Always use MADT override IRQ settings for all legacy non i8042 IRQs (Jay Shin) [RHEL-108360]
- s390/pci: Allow automatic recovery with minimal driver support (Mete Durlu) [RHEL-110234]
- bpf: Don't use tnum_range on array range checking for poke descriptors (CKI Backport Bot) [RHEL-109298] {CVE-2022-49985}
- s390/ism: fix concurrency management in ism_cmd() (Mete Durlu) [RHEL-110208]

Fixed packages 20

ReleasePackageFixed in
Oracle Linux · 8 bpftool 0:4.18.0-553.74.1.el8_10
Oracle Linux · 8 kernel 0:4.18.0-553.74.1.el8_10
Oracle Linux · 8 kernel-abi-stablelists 0:4.18.0-553.74.1.el8_10
Oracle Linux · 8 kernel-core 0:4.18.0-553.74.1.el8_10
Oracle Linux · 8 kernel-cross-headers 0:4.18.0-553.74.1.el8_10
Oracle Linux · 8 kernel-debug 0:4.18.0-553.74.1.el8_10
Oracle Linux · 8 kernel-debug-core 0:4.18.0-553.74.1.el8_10
Oracle Linux · 8 kernel-debug-devel 0:4.18.0-553.74.1.el8_10
Oracle Linux · 8 kernel-debug-modules 0:4.18.0-553.74.1.el8_10
Oracle Linux · 8 kernel-debug-modules-extra 0:4.18.0-553.74.1.el8_10
Oracle Linux · 8 kernel-devel 0:4.18.0-553.74.1.el8_10
Oracle Linux · 8 kernel-doc 0:4.18.0-553.74.1.el8_10
Oracle Linux · 8 kernel-headers 0:4.18.0-553.74.1.el8_10
Oracle Linux · 8 kernel-modules 0:4.18.0-553.74.1.el8_10
Oracle Linux · 8 kernel-modules-extra 0:4.18.0-553.74.1.el8_10
Oracle Linux · 8 kernel-tools 0:4.18.0-553.74.1.el8_10
Oracle Linux · 8 kernel-tools-libs 0:4.18.0-553.74.1.el8_10
Oracle Linux · 8 kernel-tools-libs-devel 0:4.18.0-553.74.1.el8_10
Oracle Linux · 8 perf 0:4.18.0-553.74.1.el8_10
Oracle Linux · 8 python3-perf 0:4.18.0-553.74.1.el8_10

Vulnerabilities 2

  • High 7.8
    CVE-2025-38352 Exploited Public exploit

    posix-cpu-timers: fix race between handle_posix_cpu_timers() and posix_cpu_timer_del()

    In the Linux kernel, the following vulnerability has been resolved: posix-cpu-timers: fix race between handle_posix_cpu_timers() and posix_cpu_timer_del() If an exiting non-autoreaping task has already passed exit_notify() and calls handle_posix_cpu_timers() …

    KEV Sep 4, 2025
  • High 7.8

    bpf: Don't use tnum_range on array range checking for poke descriptors

    In the Linux kernel, the following vulnerability has been resolved: bpf: Don't use tnum_range on array range checking for poke descriptors Hsin-Wei reported a KASAN splat triggered by their BPF runtime fuzzer which is based on a customized syzkaller: BUG: KAS…