CVE-2018-20449: Infoleak
First published: Thu Apr 04 2019(Updated: )
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.
Credit: cve@mitre.org
| Affected Software | Affected Version | How to fix |
|---|---|---|
| Linux Linux kernel | =4.14.90 | |
| Netapp Element Software Management Node |
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Reference Links
- https://elixir.bootlin.com/linux/v4.14.90/source/drivers/dma/qcom/hidma_dbg.c#L92
- https://security.netapp.com/advisory/ntap-20190502-0002/
- https://www.mail-archive.com/debian-security-tracker@lists.debian.org/msg03808.html
- https://www.mail-archive.com/debian-security-tracker%40lists.debian.org/msg03808.html
Frequently Asked Questions
What is the vulnerability ID of this issue?
The vulnerability ID of this issue is CVE-2018-20449.
What is the severity level of CVE-2018-20449?
The severity level of CVE-2018-20449 is medium with a score of 5.5.
What software is affected by CVE-2018-20449?
Linux kernel version 4.14.90 and Netapp Element Software Management Node are affected by CVE-2018-20449.
How does CVE-2018-20449 allow local users to obtain sensitive address information?
CVE-2018-20449 allows local users to obtain sensitive address information by reading "callback=" lines in a debugfs file.
Are there any references related to CVE-2018-20449?
Yes, you can find more information about CVE-2018-20449 in the following references: [1] [2] [3].
- collector/nvd-index
- agent/type
- collector/mitre-cve
- source/MITRE
- agent/weakness
- agent/last-modified-date
- agent/author
- agent/remedy
- agent/references
- agent/severity
- agent/event
- agent/tags
- agent/description
- agent/softwarecombine
- agent/first-publish-date
- vendor/linux
- canonical/linux linux kernel
- version/linux linux kernel/4.14.90
- vendor/netapp
- canonical/netapp element software management node