Linux kernel bug fix: coresight: etm4x: Fix use-after-free of per-cpu etm drvdata
Subsystem: drivers (drivers/hwtracing/coresight/coresight-etm4x.c)
Bug type: use-after-free, severity: high
Keywords: refcount;use after free
Files changed: drivers/hwtracing/coresight/coresight-etm4x.c
Introduced by Andrew Murray on 2019-11-04 21:57:51 +0100; fixed by Suzuki K Poulose on 2020-05-19 16:33:20 +0200 (lifetime: 196 days)