Unity Linux 20.1070e Security Update: kernel (UTSA-2025-986409)

The Unity Linux 20 host has a package installed that is affected by a vulnerability as referenced in the UTSA-2025-986409 advisory. In the Linux kernel, the following vulnerability has been resolved: powerpc/64s: Fix crashes when toggling entry flush barrier The entry flush mitigation can be...

SUSE CVE-2021-46990

In the Linux kernel, the following vulnerability has been resolved: powerpc/64s: Fix crashes when toggling entry flush barrier The entry flush mitigation can be enabled/disabled at runtime via a debugfs file entryflush, which causes the kernel to patch itself to enable/disable the relevant...

Spoofing

In the Linux kernel, the following vulnerability has been resolved: powerpc/64s: Fix crashes when toggling entry flush barrier The entry flush mitigation can be enabled/disabled at runtime via a debugfs file entryflush, which causes the kernel to patch itself to enable/disable the relevant...

UBUNTU-CVE-2021-46990

In the Linux kernel, the following vulnerability has been resolved: powerpc/64s: Fix crashes when toggling entry flush barrier The entry flush mitigation can be enabled/disabled at runtime via a debugfs file entryflush, which causes the kernel to patch itself to enable/disable the relevant...

CVE-2021-46990

CVE-2021-46990 affects powerpc/64s in the Linux kernel. The vulnerability arises from runtime patching of entry flush mitigations via a debugfs entry (entry_flush), which can be unsafe when CPUs are active, potentially causing a crash due to an LR restore issue. The fixed vulnerability patches ar...

UVI-2021-1000444 powerpc/64s: Fix crashes when toggling entry flush barrier

powerpc/64s: Fix crashes when toggling entry flush barrier This is an automated ID intended to aid in discovery of potential security vulnerabilities. The actual impact and attack plausibility have not yet been proven. This ID is fixed in Linux Kernel version v4.19.191 by commit...

GSD-2021-1000409 powerpc/64s: Fix crashes when toggling entry flush barrier

powerpc/64s: Fix crashes when toggling entry flush barrier This is an automated ID intended to aid in discovery of potential security vulnerabilities. The actual impact and attack plausibility have not yet been proven. This ID is fixed in Linux Kernel version v5.4.120 by commit...

GSD-2021-1000322 powerpc/64s: Fix crashes when toggling entry flush barrier

powerpc/64s: Fix crashes when toggling entry flush barrier This is an automated ID intended to aid in discovery of potential security vulnerabilities. The actual impact and attack plausibility have not yet been proven. This ID is fixed in Linux Kernel version v5.10.38 by commit...

GSD-2021-1000479 powerpc/64s: Fix crashes when toggling entry flush barrier

powerpc/64s: Fix crashes when toggling entry flush barrier This is an automated ID intended to aid in discovery of potential security vulnerabilities. The actual impact and attack plausibility have not yet been proven. This ID is fixed in Linux Kernel version v4.9.269 by commit...

UVI-2021-1000479 powerpc/64s: Fix crashes when toggling entry flush barrier

powerpc/64s: Fix crashes when toggling entry flush barrier This is an automated ID intended to aid in discovery of potential security vulnerabilities. The actual impact and attack plausibility have not yet been proven. This ID is fixed in Linux Kernel version v4.9.269 by commit...

GSD-2021-1000466 powerpc/64s: Fix crashes when toggling entry flush barrier

powerpc/64s: Fix crashes when toggling entry flush barrier This is an automated ID intended to aid in discovery of potential security vulnerabilities. The actual impact and attack plausibility have not yet been proven. This ID is fixed in Linux Kernel version v4.14.233 by commit...

GSD-2021-1000205 powerpc/64s: Fix crashes when toggling entry flush barrier

powerpc/64s: Fix crashes when toggling entry flush barrier This is an automated ID intended to aid in discovery of potential security vulnerabilities. The actual impact and attack plausibility have not yet been proven. This ID is fixed in Linux Kernel version v5.12.5 by commit...

UVI-2021-1000466 powerpc/64s: Fix crashes when toggling entry flush barrier

powerpc/64s: Fix crashes when toggling entry flush barrier This is an automated ID intended to aid in discovery of potential security vulnerabilities. The actual impact and attack plausibility have not yet been proven. This ID is fixed in Linux Kernel version v4.14.233 by commit...

UVI-2021-1000489 powerpc/64s: Fix crashes when toggling entry flush barrier

powerpc/64s: Fix crashes when toggling entry flush barrier This is an automated ID intended to aid in discovery of potential security vulnerabilities. The actual impact and attack plausibility have not yet been proven. This ID is fixed in Linux Kernel version v4.4.269 by commit...

PT-2021-24915

Name of the Vulnerable Software and Affected Versions: Linux Kernel versions 4.19.159 through 4.19.190 Description: The issue is related to crashes when toggling entry flush barrier on powerpc/64s. The actual impact and attack plausibility have not yet been proven. Recommendations: For Linux Kern...

PT-2021-24950

Name of the Vulnerable Software and Affected Versions: Linux Kernel versions 4.9.245 through 4.9.268 Description: The issue is related to crashes when toggling entry flush barrier on powerpc/64s. The actual impact and attack plausibility have not yet been proven. Recommendations: For Linux Kernel...

PT-2021-24960

Name of the Vulnerable Software and Affected Versions: Linux Kernel versions 4.4.245 through 4.4.268 Description: The issue is related to crashes when toggling entry flush barrier on powerpc/64s. The actual impact and attack plausibility have not yet been proven. Recommendations: For Linux Kernel...

PT-2021-28954

Name of the Vulnerable Software and Affected Versions Linux Kernel versions 4.4.245 through 4.4.268 Description The issue is related to crashes when toggling entry flush barrier on powerpc/64s. The actual impact and attack plausibility have not yet been proven. Recommendations For Linux Kernel...

PT-2021-24676

Name of the Vulnerable Software and Affected Versions Linux Kernel versions v5.10 through v5.12.4 Description The issue is related to crashes when toggling entry flush barrier on powerpc/64s. The actual impact and attack plausibility have not yet been proven. Recommendations For Linux Kernel...

PT-2021-24880

Name of the Vulnerable Software and Affected Versions: Linux Kernel versions 5.4.79 through 5.4.119 Description: The issue is related to crashes when toggling entry flush barrier on powerpc/64s. The actual impact and attack plausibility have not yet been proven. Recommendations: For Linux Kernel...