What is CVE-2018-20449?

CVE-2018-20449 is a medium-severity vulnerability in Linux Linux_kernel, classified under Information Disclosure. CVSS score: 5.5/10. Published 2019-04-04.

How severe is CVE-2018-20449?

Medium severity. CVSS v3 base score is 5.5 out of 10.

Information disclosure in Linux Linux_kernel

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 in a debugfs file.

Vulnerability class: Information Disclosure

EPSS: 0.004 (33.5th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 5.5 (Medium). Vector: CVSS:3.0/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N.

Affected products

Linux Linux_kernel — versions 4.14.90
Netapp Element_software_management_node
N/a — versions n/a

Weakness classification (CWE)

CWE-200 — Information Disclosure

References

cve@mitre.org (x_refsource_CONFIRM, Patch, Third Party Advisory)
cve@mitre.org (x_refsource_MISC)
cve@mitre.org (x_refsource_CONFIRM, Third Party Advisory)

Frequently asked questions

What is CVE-2018-20449?: CVE-2018-20449 is a medium-severity vulnerability in Linux Linux_kernel, classified under Information Disclosure. CVSS score: 5.5/10. Published 2019-04-04.
How severe is CVE-2018-20449?: Medium severity. CVSS v3 base score is 5.5 out of 10.