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.
CVE-2025-1675
CVSS base score
8.2 (v3.1)
Severity
HIGH
Attack vector
Network
Weakness
CWE-125
Last modified
November 5, 2026
CVSS vector
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:H
Affected products
zephyrproject zephyr
References
- github.com Patch, Vendor Advisory