What is CVE-2025-1675?

CVE-2025-1675 is a high-severity vulnerability in Zephyrproject Zephyr, classified under Out-of-bounds Read. CVSS score: 8.2/10. Published 2025-02-25.

How severe is CVE-2025-1675?

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

Out-of-bounds Read in Zephyrproject Zephyr

CVE-2025-1675

The function dns_copy_qname in dns_pack.c performs performs a memcpy operation with an untrusted field and does not check if the source buffer is large enough to contain the copied data.

Vulnerability class: Buffer Overflow

EPSS: 0.004 (29.8th percentile) — read the EPSS interpretation.

CVSS v3 metric

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

Affected products

Zephyrproject Zephyr
Zephyrproject-rtos Zephyr

Weakness classification (CWE)

CWE-125 — Out-of-bounds Read

References

vulnerabilities@zephyrproject.org (Patch, Vendor Advisory)

Frequently asked questions

What is CVE-2025-1675?: CVE-2025-1675 is a high-severity vulnerability in Zephyrproject Zephyr, classified under Out-of-bounds Read. CVSS score: 8.2/10. Published 2025-02-25.
How severe is CVE-2025-1675?: High severity. CVSS v3 base score is 8.2 out of 10.