The hidma_chan_stats function in drivers/dma/qcom/hidma_dbg.c in the Linux kernel 4.14.90 allows local users to obtain sensitive address information by reading "callback=" lines in a debugfs file.Referenceshttps://elixir.bootlin.com/linux/v4.14.90/source/drivers/dma/qcom/hidma_dbg.c#L92https://www.mail-archive.com/debian-security-tracker%40lists.debian.org/msg03808.htmlhttps://security.netapp.com/advisory/ntap-20190502-0002/
