Vulnerability in Zephyrproject-rtos Zephyr

CVE-2023-0397

A malicious / defect bluetooth controller can cause a Denial of Service due to unchecked input in le_read_buffer_size_complete.

EPSS: 0.001 (25.7th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 9.6 (Critical). Vector: CVSS:3.1/AV:A/AC:L/PR:N/UI:N/S:C/C:L/I:H/A:H.

Affected products

Zephyrproject-rtos Zephyr — versions unspecified

Weakness classification (CWE)

CWE-703

References

github.com/zephyrproject-rtos/zephyr/security/advisories/GHSA-wc2h-h868-q7hj

Frequently asked questions

What is CVE-2023-0397?: CVE-2023-0397 is a critical-severity vulnerability in Zephyrproject-rtos Zephyr, classified under CWE-703. CVSS score: 9.6/10. Published 2023-01-19.
How severe is CVE-2023-0397?: Critical severity. CVSS v3 base score is 9.6 out of 10.