Astra Linux – Vulnerability in Linux, Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: cpufreq: schedutil: Use kobject release method to free sugovtunables The struct sugovtunables is protected by the kobject, so we cannot free it directly. Otherwise, we would receive a call trace like this: ODEBUG: free active...

Unity Linux 20.1070a Security Update: kernel (UTSA-2025-990607)

The Unity Linux 20 host has a package installed that is affected by a vulnerability as referenced in the UTSA-2025-990607 advisory. In the Linux kernel, the following vulnerability has been resolved: cpufreq: schedutil: Use kobject release method to free sugovtunables The struct sugovtunables is...

Unity Linux 20.1070a Security Update: kernel (UTSA-2025-988654)

The Unity Linux 20 host has a package installed that is affected by a vulnerability as referenced in the UTSA-2025-988654 advisory. In the Linux kernel, the following vulnerability has been resolved: cpufreq: schedutil: Use kobject release method to free sugovtunables The struct sugovtunables is...

Unity Linux 20.1070e Security Update: kernel (UTSA-2025-987573)

The Unity Linux 20 host has a package installed that is affected by a vulnerability as referenced in the UTSA-2025-987573 advisory. In the Linux kernel, the following vulnerability has been resolved: cpufreq: schedutil: Use kobject release method to free sugovtunables The struct sugovtunables is...

CVE-2021-47387

In the Linux kernel, the following vulnerability has been resolved: cpufreq: schedutil: Use kobject release method to free sugovtunables The struct sugovtunables is protected by the kobject, so we can't free it directly. Otherwise we would get a call trace like this: ODEBUG: free active active...

CVE-2021-47387 cpufreq: schedutil: Use kobject release() method to free sugov_tunables

In the Linux kernel, the following vulnerability has been resolved: cpufreq: schedutil: Use kobject release method to free sugovtunables The struct sugovtunables is protected by the kobject, so we can't free it directly. Otherwise we would get a call trace like this: ODEBUG: free active active...

CVE-2021-47387

CVE-2021-47387 is a Linux kernel vulnerability in the cpufreq: schedutil governor related to freeing sugov_tunables. The original sugov_tunables_free() was split: sugov_clear_global_tunables() clears the global_tunables, and a new sugov_tunables_free() is used as kobj_type::release to safely free...

UVI-2021-1001733 cpufreq: schedutil: Destroy mutex before kobject_put() frees the memory

cpufreq: schedutil: Destroy mutex before kobjectput frees the memory 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 v5.14.10 by commit...

PT-2021-30001

Name of the Vulnerable Software and Affected Versions Linux Kernel versions prior to v4.14.249 Description The issue is related to the cpufreq schedutil component. It was introduced in version v4.7 and is fixed in Linux Kernel version v4.14.249. The actual impact and attack plausibility have not...

PT-2021-30065

Name of the Vulnerable Software and Affected Versions Linux Kernel versions prior to v5.4.151 Description The issue is related to the cpufreq schedutil component. It was introduced in version v4.7 and fixed in version v5.4.151. The actual impact and attack plausibility have not yet been proven...

PT-2021-30122

Name of the Vulnerable Software and Affected Versions Linux Kernel versions prior to v5.10.71 Description The issue is related to the cpufreq schedutil component. It was introduced in version v4.7 and fixed in version v5.10.71. The actual impact and attack plausibility have not yet been proven...

PT-2021-30121

Name of the Vulnerable Software and Affected Versions Linux Kernel versions prior to v5.10.71 Description The issue is related to the cpufreq schedutil component. It involves a mutex being destroyed before the memory is freed by kobject put, which may have potential security implications. The...

PT-2021-26203

Name of the Vulnerable Software and Affected Versions: Linux Kernel versions prior to v5.14.10 Description: A potential issue exists in the Linux Kernel, specifically in the cpufreq: schedutil component. The problem arises from the destruction of a mutex before the memory is freed by kobject put...

PT-2021-26204

Name of the Vulnerable Software and Affected Versions: Linux Kernel versions prior to v5.14.10 Description: The issue is related to the cpufreq schedutil component. It was introduced in version v4.7 and fixed in version v5.14.10. The actual impact and attack plausibility have not yet been proven...

PT-2021-26006

Name of the Vulnerable Software and Affected Versions Linux Kernel versions prior to v4.14.249 Description The issue is related to the cpufreq schedutil component. It was introduced in version v4.7 and is fixed in Linux Kernel version v4.14.249. The actual impact and attack plausibility have not...

PT-2021-25986

Name of the Vulnerable Software and Affected Versions Linux Kernel versions prior to v4.9.285 Description The issue is related to the cpufreq schedutil component. It involves a mutex being destroyed before the memory is freed by kobject put, which could potentially lead to security vulnerabilitie...

PT-2021-26034

Name of the Vulnerable Software and Affected Versions Linux Kernel versions prior to v4.19.209 Description The issue is related to the cpufreq schedutil component. It was introduced in version v4.7 and fixed in version v4.19.209. The actual impact and attack plausibility have not yet been proven...

PT-2021-26070

Name of the Vulnerable Software and Affected Versions Linux Kernel versions prior to v5.4.151 Description The issue is related to the cpufreq schedutil component. It was introduced in version v4.7 and fixed in Linux Kernel version v5.4.151. The actual impact and attack plausibility have not yet...

PT-2021-30029

Name of the Vulnerable Software and Affected Versions Linux Kernel versions prior to v4.19.209 Description The issue is related to the cpufreq schedutil component. It was introduced in version v4.7 and fixed in version v4.19.209. The actual impact and attack plausibility have not yet been proven...

PT-2021-30199

Name of the Vulnerable Software and Affected Versions Linux Kernel versions prior to v5.14.10 Description The issue is related to the cpufreq schedutil component. It was introduced in version v4.7 and fixed in version v5.14.10. The actual impact and attack plausibility have not yet been proven...