What is CVE-2022-1042?

CVE-2022-1042 is a high-severity vulnerability in Zephyrproject Zephyr, classified under Out-of-bounds Write. CVSS score: 8.2/10. Published 2022-07-26.

How severe is CVE-2022-1042?

High severity. CVSS v3 base score is 8.2 out of 10.

Is CVE-2022-1042 known to be exploited?

2 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.

Buffer overflow in Zephyrproject Zephyr

CVE-2022-1042

In Zephyr bluetooth mesh core stack, an out-of-bound write vulnerability can be triggered during provisioning.

Vulnerability class: Buffer Overflow

Published 2022-07-26 · last modified 2026-06-17.

CVSS v3 metric

CVSS v3 base score 8.2 (High). Vector: CVSS:3.1/AV:A/AC:L/PR:L/UI:N/S:C/C:H/I:L/A:L.

EPSS exploit prediction

EPSS: 0.008 (54.8th percentile), scored 2026-09-29.

Very low probability of exploitation in the next 30 days; routine patching cadence is appropriate. 55th percentile — 54.8% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.

EPSS over last 30 days · oldest: 0.008 · newest: 0.008 · change: +0.000

Affected products

Zephyrproject Zephyr
Zephyrproject-Rtos Zephyr — versions unspecified

Weakness classification (CWE)

CWE-787 — Out-of-bounds Write

Public proof-of-concept exploits

References

github.com/zephyrproject-rtos/zephyr/security/advisories/GHSA-j7v7-w73r-mm5x (Exploit, Patch, Third Party Advisory)

Frequently asked questions

What is CVE-2022-1042?: CVE-2022-1042 is a high-severity vulnerability in Zephyrproject Zephyr, classified under Out-of-bounds Write. CVSS score: 8.2/10. Published 2022-07-26.
How severe is CVE-2022-1042?: High severity. CVSS v3 base score is 8.2 out of 10.
Is CVE-2022-1042 known to be exploited?: 2 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.