CVE-2024-53230 Information

Description

In the Linux kernel the following vulnerability has been resolved:

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

cpufreq_cpu_get_raw() may return NULL if the cpu is not in policy->cpus cpu mask and it will cause null pointer dereference so check NULL for cppc_get_cpu_cost().

Reference

https://git.kernel.org/stable/c/1975b481f644f8f841d9c188e3c214fce187f18b https://git.kernel.org/stable/c/1a1374bb8c5926674973d849feed500bc61ad535 https://git.kernel.org/stable/c/6be57617a38b3f33266acecdb3c063c1c079aaf7 https://git.kernel.org/stable/c/afd22d9839359829776abb55cc9bc4946e888704 https://git.kernel.org/stable/c/f05ef81db63889f6f14eb77fd140dac6cedb6f7f