description: A use-after-free flaw was found in kernel/trace/ring_buffer.c in Linux kernel (before 5.10-rc1). There was a race problem in trace_open and resize of cpu buffer running parallely on different cpus, may cause a denial of service problem (DOS). This flaw could even allow a local attacker with special user privilege to a kernel information leak threat.
problem types: CWE-362->CWE-416
affected:
{
product: kernel
vendor: n/a
versions:
status: affected, version: before kernel 5.10-rc1
}