CVE-2018-20449
MEDIUMLinux Kernel 4.14.90 - Exposure of Sensitive Information via hidma_chan_stats Debugfs File
Title source: llmDescription
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.
References (3)
Core 3
Core References
Patch, Third Party Advisory x_refsource_confirm
https://elixir.bootlin.com/linux/v4.14.90/source/drivers/dma/qcom/hidma_dbg.c#L92
Mailing List x_refsource_misc
https://www.mail-archive.com/debian-security-tracker%40lists.debian.org/msg03808.html
Third Party Advisory x_refsource_confirm
https://security.netapp.com/advisory/ntap-20190502-0002/
Scores
CVSS v3
5.5
EPSS
0.0007
EPSS Percentile
20.6%
Attack Vector
LOCAL
CVSS:3.0/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N
Details
CWE
CWE-200
Status
published
Products (2)
linux/linux_kernel
4.14.90
netapp/element_software_management_node
Published
Apr 04, 2019
Tracked Since
Feb 18, 2026