Kernel Vulnerability in Amazon Kindle Fire HD Device
CVE-2018-11022

7.5HIGH

Key Information:

Vendor

Amazon

Status
Fire Os
Vendor
CVE Published:
16 October 2018

What is CVE-2018-11022?

A vulnerability exists in the Amazon Kindle Fire HD (3rd generation) running Fire OS 4.5.5.3, specifically within the kernel component. Malicious attackers can exploit this vulnerability by sending a crafted argument through the ioctl system call to the device file /dev/gcioctl, using the specific command 3224132973. This exploitation can result in a kernel crash, leading to potential instability and denial of service on the affected device.

References

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

.