CVE-2026-92492 cpufreq/amd-pstate: handle missing policy in dynamic EPP callbacks

In the Linux kernel, the following vulnerability has been resolved: cpufreq/amd-pstate: handle missing policy in dynamic EPP callbacks cpufreqcpuget returns NULL when no cpufreq policy is associated with the requested CPU, for example because the CPU is offline or the policy has already been torn...

EUVD-2026-82113

In the Linux kernel, the following vulnerability has been resolved: cpufreq/amd-pstate: handle missing policy in dynamic EPP callbacks cpufreqcpuget returns NULL when no cpufreq policy is associated with the requested CPU, for example because the CPU is offline or the policy has already been torn...

CVE-2026-92492 cpufreq/amd-pstate: handle missing policy in dynamic EPP callbacks

In the Linux kernel, the following vulnerability has been resolved: cpufreq/amd-pstate: handle missing policy in dynamic EPP callbacks cpufreqcpuget returns NULL when no cpufreq policy is associated with the requested CPU, for example because the CPU is offline or the policy has already been torn...

CVE-2026-92492

CVE-2026-92492 affects the cpufreq/amd-pstate driver in the Linux kernel. The root cause is a missing NULL pointer check in two dynamic EPP callback paths: amd_pstate_power_supply_notifier() and amd_pstate_profile_set(). When cpufreq_cpu_get() returns NULL (e.g., due to a CPU going offline or a p...