Medium severity · published Apr 4, 2019
CVE-2018-20449
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…
5.5
CVSS
0.4%
EPSS
No
On KEV
Description
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.
CVSS vector
CVSS:3.0/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N
Attack vector
Local
Complexity
Low
Privileges
Low
User interaction
None
Confidentiality
High
Integrity
None
Availability
None
Scope
Unchanged
Exploitation
Is it being used?
Exploit prediction (EPSS)0.4% · higher than 36% of CVEs
Exploited in the wildNo evidence yet
CISA KEVNot listed
Ransomware campaign useNot known
Affected products
Which versions
KE
Kernel · Linux
4.14.90 · source: NVD
ES
Element Software Management Node · Netapp
All versions, or not specified · source: NVD
References
NVD
https://nvd.nist.gov/vuln/detail/CVE-2018-20449
CVE.org
https://www.cve.org/CVERecord?id=CVE-2018-20449
Patch
https://elixir.bootlin.com/linux/v4.14.90/source/drivers/dma/qcom/hidma_dbg.c#L92
Third Party Advisory
https://security.netapp.com/advisory/ntap-20190502-0002/
www.mail-archive.com
https://www.mail-archive.com/debian-security-tracker%40lists.debian.org/msg03808.html
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