The vulnerability of the ftrace_startup() function in the kernel/trace/ftrace.c module, which is part of the Linux operating system’s tracing support, allows a malicious actor to cause a service failure.

The vulnerability of the ftracestartup function in the kernel/trace/ftrace.c module, which is part of Linux’s kernel-level tracing support, involves pointer manipulation. Exploiting this vulnerability could allow an attacker to cause a system failure...

kernel: ftrace: Fix NULL pointer dereference in is_ftrace_trampoline when ftrace is dead

In the Linux kernel, the following vulnerability has been resolved: ftrace: Fix NULL pointer dereference in isftracetrampoline when ftrace is dead ftracestartup does not remove ops from ftraceopslist when ftracestartupenable fails: registerftracefunction ftracestartup registerftracefunction...