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kernel: cpufreq: Init completion before kobject_init_and_add()

🗓️ 28 Apr 2020 15:43:14Reported by RedHatType 
redhat
 redhat🔗 access.redhat.com👁 9 Views

Kernel cpufreq initialization order bug triggers a page fault after kobject registration, causing denial of service.

Related
Packages
Refs
ReporterTitlePublishedViews
Family
Tenable Nessus		Amazon Linux 2 : kernel, --advisory ALAS2KERNEL-5.10-2023-026 (ALASKERNEL-5.10-2023-026)
8 Feb 202300:00
–nessus
Tenable Nessus		Amazon Linux 2 : kernel, --advisory ALAS2KERNEL-5.15-2023-013 (ALASKERNEL-5.15-2023-013)
8 Feb 202300:00
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Tenable Nessus		Amazon Linux 2 : kernel, --advisory ALAS2KERNEL-5.4-2023-042 (ALASKERNEL-5.4-2023-042)
23 Feb 202300:00
–nessus
Tenable Nessus		EulerOS 2.0 SP13 : kernel (EulerOS-SA-2025-2501)
11 Dec 202500:00
–nessus
Tenable Nessus		EulerOS 2.0 SP13 : kernel (EulerOS-SA-2025-2522)
11 Dec 202500:00
–nessus
Tenable Nessus		EulerOS Virtualization 2.13.0 : kernel (EulerOS-SA-2025-2609)
31 Dec 202500:00
–nessus
Tenable Nessus		EulerOS Virtualization 2.13.1 : kernel (EulerOS-SA-2025-2623)
31 Dec 202500:00
–nessus
Tenable Nessus		Photon OS 4.0: Linux PHSA-2021-4.0-0065
22 Jul 202100:00
–nessus
Tenable Nessus		Unity Linux 20.1060a / 20.1070a Security Update: kernel (UTSA-2026-007014)
21 Apr 202600:00
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Tenable Nessus		Unity Linux 20.1060e / 20.1070e Security Update: kernel (UTSA-2026-011262)
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OSOS VersionArchitecturePackagePackage VersionFilename
Red Hat Enterprise Linux8aarch64bpftool4.18.0-193.el8bpftool-4.18.0-193.el8.aarch64.rpm
Red Hat Enterprise Linux8ppc64lebpftool4.18.0-193.el8bpftool-4.18.0-193.el8.ppc64le.rpm
Red Hat Enterprise Linux8s390xbpftool4.18.0-193.el8bpftool-4.18.0-193.el8.s390x.rpm
Red Hat Enterprise Linux8x86_64bpftool4.18.0-193.el8bpftool-4.18.0-193.el8.x86_64.rpm
Red Hat Enterprise Linux8aarch64bpftool-debuginfo4.18.0-193.el8bpftool-debuginfo-4.18.0-193.el8.aarch64.rpm
Red Hat Enterprise Linux8ppc64lebpftool-debuginfo4.18.0-193.el8bpftool-debuginfo-4.18.0-193.el8.ppc64le.rpm
Red Hat Enterprise Linux8s390xbpftool-debuginfo4.18.0-193.el8bpftool-debuginfo-4.18.0-193.el8.s390x.rpm
Red Hat Enterprise Linux8x86_64bpftool-debuginfo4.18.0-193.el8bpftool-debuginfo-4.18.0-193.el8.x86_64.rpm
Red Hat Enterprise Linux8aarch64kernel4.18.0-193.el8kernel-4.18.0-193.el8.aarch64.rpm
Red Hat Enterprise Linux8ppc64lekernel4.18.0-193.el8kernel-4.18.0-193.el8.ppc64le.rpm
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29 Jun 2026 21:54Current
7.2High risk
Vulners AI Score7.2
CVSS 3.15.5
EPSS0.00146
CWE-909
kernelcpufreq subsysteminitialization order bugpolicy initializationkobject registrationpage faultdenial of service
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