CVE-2018-11023
kernel/omap/drivers/misc/gcx/gcioctl/gcif.c in the kernel component in Amazon Kindle Fire HD (3rd...
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.
Attack profile
How easy it is to exploit
- Attack vector
- Network
- Complexity
- Low
- Privileges needed
- None
- User interaction
- None
What an attacker can affect
- Confidentiality
- None
- Integrity
- None
- Availability
- High
Exploit likelihood
What each source reports
NVD Score used
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.
- Record
CVE-2018-11023- CVSS 3.0
- 7.5 High
CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H - CVSS 2.0
- 7.8 High
AV:N/AC:L/Au:N/C:N/I:N/A:C - Weakness
- CWE-88
- Updated
- 2026-11-02
CVE List No score
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.
- Record
CVE-2018-11023- Updated
- 2026-11-02
EUVDEUVD-2018-3072 No score
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.
- Record
EUVD-2018-3072- Updated
- 2026-11-03
GitHub AdvisoriesGHSA-x5mp-7q6w-29g6
kernel/omap/drivers/misc/gcx/gcioctl/gcif.c in the kernel component in Amazon Kindle Fire HD (3rd...
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.
- Record
GHSA-x5mp-7q6w-29g6- CVSS 3.0
- 7.5 High
CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H - Weakness
- CWE-88
- Updated
- 2026-11-02
Affected products
History
| Recorded | Changed | Sources |
|---|---|---|
| aliases | EUVD | |
| first indexed | CVE List, GitHub Advisories, NVD |
Dates are when Every CVE recorded each change. Upstream dates may differ.
In short
CVE-2018-11023 is a high vulnerability (CVSS 7.5) in Amazon Fire Os, published October 16, 2018. No source lists public exploit code. EPSS puts the chance of exploitation in the next 30 days at 2.56%, the 85th percentile. No source names a fixed version.