Kernel Vulnerability in Amazon Kindle Fire HD Device's Video Driver
CVE-2018-11021

7.5HIGH

Key Information:

Vendor

Amazon

Status
Fire Os
Vendor
CVE Published:
16 October 2018

What is CVE-2018-11021?

A vulnerability exists in the video driver of the Amazon Kindle Fire HD (3rd Gen) running Fire OS 4.5.5.3, where an unsafe ioctl call on the /dev/dsscomp device can be exploited. Attackers may inject a crafted argument via this ioctl command, potentially leading to a kernel crash and disrupting device functionality. Proper safeguards should be implemented to prevent unauthorized access to this critical device interface.

References

https://github.com/datadancer/HIAFuzz/blob/master/CVE-201...
x_refsource_MISC
https://github.com/datadancer/HIAFuzz/blob/master/CVE-Adv...
x_refsource_MISC

CVSS V3.1

Score:
7.5
Severity:
HIGH
Confidentiality:
None
Integrity:
None
Availability:
None
Attack Vector:
Network
Attack Complexity:
Low
Privileges Required:
None
User Interaction:
None
Scope:
Unchanged

Timeline

  • Vulnerability published

  • Vulnerability Reserved

.