CVE-2018-11020

Name: CVE-2018-11020
Creator: NVD / NIST
Published: 2018-10-16T22:29:00.837+00:00
License: https://creativecommons.org/publicdomain/zero/1.0/

UnknownEPSS 0.63%

Last modified Jun 17, 2026

CVE-2018-11020 is a vulnerability of currently unknown severity. kernel/omap/drivers/rpmsg/rpmsg_omx.c in the kernel component in Amazon Kindle Fire HD(3rd) Fire OS 4.5.5.3 allows attackers to inject a crafted argument via the argument of an ioctl on device file /dev/rpmsg-omx1 with the command 3221772291, and cause a kernel crash.. EPSS estimates a 0.63% chance of exploitation in the next 30 days.

Description

kernel/omap/drivers/rpmsg/rpmsg_omx.c in the kernel component in Amazon Kindle Fire HD(3rd) Fire OS 4.5.5.3 allows attackers to inject a crafted argument via the argument of an ioctl on device file /dev/rpmsg-omx1 with the command 3221772291, and cause a kernel crash.

Metrics

EPSS Probability

0.63%

45.5th percentile

Probability of exploitation in the next 30 days. Learn more

Weakness Enumeration

CWE-88

Affected Software

Vendor	Product	Versions
Amazon	Fire Os	4.5.5.3

References

https://github.com/datadancer/HIAFuzz/blob/master/CVE-2018-11020.mdExploit, Third Party Advisory
https://github.com/datadancer/HIAFuzz/blob/master/CVE-Advisory.mdExploit, Third Party Advisory
https://github.com/datadancer/HIAFuzz/blob/master/CVE-2018-11020.mdExploit, Third Party Advisory
https://github.com/datadancer/HIAFuzz/blob/master/CVE-Advisory.mdExploit, Third Party Advisory

Timeline

Published: Oct 16, 2018
Last Modified: Jun 17, 2026
Status: Modified

Frequently Asked Questions

What is CVE-2018-11020?

How severe is CVE-2018-11020?

Severity scoring for CVE-2018-11020 is pending analysis. The EPSS model estimates a 0.63% probability of exploitation in the next 30 days.

How do I fix CVE-2018-11020?

Check the vendor references and advisories linked above for patched versions and mitigation guidance. You can also run a Strix scan to test if your systems are affected.

Are you affected by CVE-2018-11020?

Run a free Strix scan to check your systems for this vulnerability.

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Source: NVD / NIST