CVE-2018-11023: High severity amazon fire os vulnerability

Published Oct 16, 2018
·
Updated

kernel/omap/drivers/misc/gcx/gcioctl/gcif.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 /dev/gcioctl with the command 3222560159 and cause a kernel crash.

Affected Software

2 affected components
Amazon Fire OS=4.5.5.3
Amazon Kindle Fire HD=3

Event History

Oct 16, 2018
CVE Published
via MITRE·10:00 PM
Data Sourced
via MITRE·10:00 PM
Description
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Frequently Asked Questions

1

What is CVE-2018-11023?

CVE-2018-11023 is a vulnerability in the kernel component of Amazon Kindle Fire HD (3rd) Fire OS 4.5.5.3 that allows attackers to inject a crafted argument and cause a kernel crash.

2

How severe is CVE-2018-11023?

CVE-2018-11023 has a severity rating of 7.5 (high).

3

How does CVE-2018-11023 affect Amazon Kindle Fire HD?

CVE-2018-11023 affects Amazon Kindle Fire HD (3rd) devices running Fire OS 4.5.5.3.

4

How can attackers exploit CVE-2018-11023?

Attackers can exploit CVE-2018-11023 by injecting a crafted argument via the argument of an ioctl on device /dev/gcioctl.

5

Is Amazon Kindle Fire HD (3rd) vulnerable to CVE-2018-11023?

Yes, Amazon Kindle Fire HD (3rd) running Fire OS 4.5.5.3 is vulnerable to CVE-2018-11023.

Contact

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