The vulnerability of the x86_pmu_enable() function in the arch/x86/events/core.c module, which supports Linux’s x86 kernel platform, allows a attacker to cause a service failure.

The vulnerability of the x86pmuenable function in the arch/x86/events/core.c module of the Linux operating system’s kernel support for x86 platforms is related to pointer manipulation. Exploiting this vulnerability could allow an attacker to cause a service failure...

CVE-2026-23435: NULL Pointer Dereference

In the Linux kernel, the following vulnerability has been resolved: perf/x86: Move event pointer setup earlier in x86pmuenable A production AMD EPYC system crashed with a NULL pointer dereference in the PMU NMI handler: BUG: kernel NULL pointer dereference, address: 0000000000000198 RIP:...