CVE-2023-52879

In the Linux kernel, the following vulnerability has been resolved: tracing: Have traceeventfile have ref counters The following can crash the kernel: cd /sys/kernel/tracing echo 'p:sched schedule' kprobeevents exec 5events/kprobes/sched/enable kprobeevents exec 5&- The above commands: 1. Change...

CVE-2023-52879

In the Linux kernel, the following vulnerability has been resolved: tracing: Have traceeventfile have ref counters The following can crash the kernel: cd /sys/kernel/tracing echo 'p:sched schedule' kprobeevents exec 5events/kprobes/sched/enable kprobeevents exec 5&- The above commands: 1. Change...

CVE-2023-52879 tracing: Have trace_event_file have ref counters

In the Linux kernel, the following vulnerability has been resolved: tracing: Have traceeventfile have ref counters The following can crash the kernel: cd /sys/kernel/tracing echo 'p:sched schedule' kprobeevents exec 5events/kprobes/sched/enable kprobeevents exec 5&- The above commands: 1. Change...

CVE-2023-52879

The CVE-2023-52879 issue concerns the Linux kernel tracing subsystem, specifically the trace_event_file object used for tracefs events. A use-after-free can occur when a kprobe event is deleted while a user-space process still holds an opened “enable” file descriptor for that event, because the u...