High 8.2Published Jun 24, 2025

CVE-2025-2962Infinite loop in dns_copy_qname

Updated under an hour ago (Oct 26, 2026, 5:00 PM ET)

Does this affect you?

It affects zephyrproject-rtos Zephyr and 1 other product. Add what you run to find out whether that includes you.

No exploitation reported and no EPSS estimate yet.

Do this next

Start free and add your stack

Free account, 1 product

Every CVE for zephyrproject-rtos Zephyr

Exploited in the last 30 days

A denial-of-service issue in the dns implemenation could cause an infinite loop.

CVSS: 8.2 HIGH (v3.1, CNA)CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
Weakness (CWE): CWE-835
Known exploited: Not in CISA's KEV catalog
EPSS (exploitation in the next 30 days): Not loaded for this CVE
Assigned by: zephyr
NVD analysis: Analyzed
Record last updated: Oct 13, 2026
First seen by InfoSec Signals: Oct 13, 2026

Affected products

Affected products

zephyrproject-rtos Zephyr zephyrproject_rtos:zephyr (from the name)	before 3.7.2; from 4.0.0 before 4.2.0	CNA record
zephyrproject zephyr zephyrproject:zephyr	through 4.1.0	NVD

References

References

https://github.com/zephyrproject-rtos/zephyr/security/advisories/GHSA-2qp5-c2vq-g2ww	exploit, patch, third-party-advisory

The CVE record on cve.org NVD's entry

The CVE record is authoritative. Products marked “from the name” were identified from the CNA's free-text names, not a CPE, and are matched less certainly. This product uses the NVD API but is not endorsed or certified by the NVD.