Linux kernel bug fix: watchdog/hardlockup/perf: Fix perf_event memory leak
Subsystem: kernel (kernel/watchdog_perf.c)
Bug type: use-after-free, severity: medium
Keywords: memleak;UAF;memory leak;deadlock
Files changed: include/linux/nmi.h;kernel/cpu.c;kernel/watchdog.c;kernel/watchdog_perf.c
Introduced by Thomas Gleixner on 2017-09-14 11:41:05 +0200; fixed by Li Huafei on 2025-03-06 12:05:33 +0100 (lifetime: 2730 days)