CVE-2018-1000800

Public Exploit

Description

zephyr-rtos version 1.12.0 contains a NULL base pointer reference vulnerability in sys_ring_buf_put(), sys_ring_buf_get() that can result in CPU Page Fault (error code 0x00000010). This attack appear to be exploitable via a malicious application call the vulnerable kernel APIs (system sys_ring_buf_get() and sys_ring_buf_put).

Category

9.8
CVSS
Severity: Critical
CVSS 3.0 •
CVSS 2.0 •
EPSS 0.37%
Third-Party Advisory github.com
Affected: n/a n/a
Published at:
Updated at:

References

Link Tags
https://github.com/zephyrproject-rtos/zephyr/issues/7638 third party advisory exploit

Frequently Asked Questions

What is the severity of CVE-2018-1000800?
CVE-2018-1000800 has been scored as a critical severity vulnerability.
How to fix CVE-2018-1000800?
To fix CVE-2018-1000800, make sure you are using an up-to-date version of the affected component(s) by checking the vendor release notes. As for now, there are no other specific guidelines available.
Is CVE-2018-1000800 being actively exploited in the wild?
It is possible that CVE-2018-1000800 is being exploited or will be exploited in a near future based on public information. According to its EPSS score, there is a ~0% probability that this vulnerability will be exploited by malicious actors in the next 30 days.
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