CVE-2023-2234

BT HCI host union variant confusion

Description

Union variant confusion allows any malicious BT controller to execute arbitrary code on the Zephyr host.

Category

6.8
CVSS
Severity: Medium
CVSS 3.1 •
EPSS 0.04%
Affected: zephyrproject-rtos Zephyr
Published at:
Updated at:

References

Link Tags
https://github.com/zephyrproject-rtos/zephyr/security/advisories/GHSA-fx9g-8fr2-q899 not applicable

Frequently Asked Questions

What is the severity of CVE-2023-2234?
CVE-2023-2234 has been scored as a medium severity vulnerability.
How to fix CVE-2023-2234?
To fix CVE-2023-2234, 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-2023-2234 being actively exploited in the wild?
As for now, there are no information to confirm that CVE-2023-2234 is being actively exploited. According to its EPSS score, there is a ~0% probability that this vulnerability will be exploited by malicious actors in the next 30 days.
What software or system is affected by CVE-2023-2234?
CVE-2023-2234 affects zephyrproject-rtos Zephyr.
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