The vulnerability of the cppc_get_cpu_cost() function in the Linux operating system allows a hacker to cause a service failure.

The vulnerability of the cppcgetcpucost function in the Linux operating system’s kernel is related to pointer arithmetic errors. Exploiting this vulnerability can allow an attacker to cause a service failure...

cpufreq: CPPC: Fix possible null-ptr-deref for cppc_get_cpu_cost()

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CVE-2024-53230 cpufreq: CPPC: Fix possible null-ptr-deref for cppc_get_cpu_cost()

In the Linux kernel, the following vulnerability has been resolved: cpufreq: CPPC: Fix possible null-ptr-deref for cppcgetcpucost cpufreqcpugetraw may return NULL if the cpu is not in policy-cpus cpu mask and it will cause null pointer dereference, so check NULL for cppcgetcpucost...