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...

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-2021-47313 cpufreq: CPPC: Fix potential memleak in cppc_cpufreq_cpu_init

In the Linux kernel, the following vulnerability has been resolved: cpufreq: CPPC: Fix potential memleak in cppccpufreqcpuinit It's a classic example of memleak, we allocate something, we fail and never free the resources. Make sure we free all resources on policy -init failures...

CVE-2021-47313 cpufreq: CPPC: Fix potential memleak in cppc_cpufreq_cpu_init

In the Linux kernel, the following vulnerability has been resolved: cpufreq: CPPC: Fix potential memleak in cppccpufreqcpuinit It's a classic example of memleak, we allocate something, we fail and never free the resources. Make sure we free all resources on policy -init failures...

CVE-2021-47313

The CVE-2021-47313 entry pertains to the Linux kernel cpufreq CPPC path, where a memleak could occur due to resources not being freed on policy->init() failure during cppc_cpufreq_cpu_init. The vulnerability, and its fix, are documented across multiple connected sources (kernel patch reference...

OESA-2024-1525 youker-assistant security update

Integrated tool to aid in routine system maintenance tasks Kylin Assistant is a tool designed to help Ubuntu and Ubuntu Kylin desktop users manage and maintain many aspects of their working environment conveniently in a single application, providing a consistent user experience. Security Fixes: A...

SUSE CVE-2024-27051

In the Linux kernel, the following vulnerability has been resolved: cpufreq: brcmstb-avs-cpufreq: add check for cpufreqcpuget's return value cpufreqcpuget may return NULL. To avoid NULL-dereference check it and return 0 in case of error. Found by Linux Verification Center linuxtesting.org with...

CVE-2024-27051

A vulnerability was found in the brcmavsisfirmwareloaded function in the Linux Kernel's brcmstb-avs-cpufreq.c driver, where a lack of proper checks may lead to a NULL pointer dereference. This is caused by a call to the cpufreqcpuget function, which may return NULL and whose output is then stored...

DEBIAN-CVE-2024-27051

In the Linux kernel, the following vulnerability has been resolved: cpufreq: brcmstb-avs-cpufreq: add check for cpufreqcpuget's return value cpufreqcpuget may return NULL. To avoid NULL-dereference check it and return 0 in case of error. Found by Linux Verification Center linuxtesting.org with...

AZL-40328 CVE-2024-27051 affecting package hyperv-daemons for versions less than 6.6.29.1-1

In the Linux kernel, the following vulnerability has been resolved: cpufreq: brcmstb-avs-cpufreq: add check for cpufreqcpuget's return value cpufreqcpuget may return NULL. To avoid NULL-dereference check it and return 0 in case of error. Found by Linux Verification Center linuxtesting.org with...

CVE-2024-27051

In the Linux kernel, the following vulnerability has been resolved: cpufreq: brcmstb-avs-cpufreq: add check for cpufreqcpuget's return value cpufreqcpuget may return NULL. To avoid NULL-dereference check it and return 0 in case of error. Found by Linux Verification Center linuxtesting.org with...

UBUNTU-CVE-2024-27051

In the Linux kernel, the following vulnerability has been resolved: cpufreq: brcmstb-avs-cpufreq: add check for cpufreqcpuget's return value cpufreqcpuget may return NULL. To avoid NULL-dereference check it and return 0 in case of error. Found by Linux Verification Center linuxtesting.org with...

CVE-2024-27051 cpufreq: brcmstb-avs-cpufreq: add check for cpufreq_cpu_get's return value

In the Linux kernel, the following vulnerability has been resolved: cpufreq: brcmstb-avs-cpufreq: add check for cpufreqcpuget's return value cpufreqcpuget may return NULL. To avoid NULL-dereference check it and return 0 in case of error. Found by Linux Verification Center linuxtesting.org with...

CVE-2024-27051 cpufreq: brcmstb-avs-cpufreq: add check for cpufreq_cpu_get's return value

In the Linux kernel, the following vulnerability has been resolved: cpufreq: brcmstb-avs-cpufreq: add check for cpufreqcpuget's return value cpufreqcpuget may return NULL. To avoid NULL-dereference check it and return 0 in case of error. Found by Linux Verification Center linuxtesting.org with...

CVE-2024-27051

CVE-2024-27051 centers on the Linux kernel’s cpufreq/brcmstb-avs-cpufreq code. The underlying issue is that cpufreq_cpu_get could return NULL, risking a NULL dereference. The fix adds a check and returns 0 on error, as described in the advisory lines: “cpufreq_cpu_get may return NULL. To avoid NU...

CVE-2024-27051 cpufreq: brcmstb-avs-cpufreq: add check for cpufreq_cpu_get's return value

In the Linux kernel, the following vulnerability has been resolved: cpufreq: brcmstb-avs-cpufreq: add check for cpufreqcpuget's return value cpufreqcpuget may return NULL. To avoid NULL-dereference check it and return 0 in case of error. Found by Linux Verification Center linuxtesting.org with...

CVE-2024-27051

In the Linux kernel, the following vulnerability has been resolved: cpufreq: brcmstb-avs-cpufreq: add check for cpufreqcpuget's return value cpufreqcpuget may return NULL. To avoid NULL-dereference check it and return 0 in case of error. Found by Linux Verification Center linuxtesting.org with...

kernel: cpufreq: davinci: Fix clk use after free

In the Linux kernel, the following vulnerability has been resolved: cpufreq: davinci: Fix clk use after free The remove function first frees the clks and only then calls cpufrequnregisterdriver. If one of the cpufreq callbacks is called just before cpufrequnregisterdriver is run, the freed clks...

kernel: cpufreq: qcom-hw: Fix memory leak in qcom_cpufreq_hw_read_lut()

In the Linux kernel, the following vulnerability has been resolved: cpufreq: qcom-hw: Fix memory leak in qcomcpufreqhwreadlut If "cpudev" fails to get opp table in qcomcpufreqhwreadlut, the program will return, resulting in "table" resource is not released...

CVE-2022-48657

In the Linux kernel, the following vulnerability has been resolved: arm64: topology: fix possible overflow in amufiesetup cpufreqgethwmaxfreq returns max frequency in kHz as unsigned int, while freqinvsetmaxratio gets passed this frequency in Hz as 'u64'. Multiplying max frequency by 1000 can...