CVE-2019-25034
CRITICAL9.8EPSS 0.74%Published: 4/27/2021Modified: 4/28/2026
Also known as:DEBIAN-CVE-2019-25034
Description
Unbound before 1.9.5 allows an integer overflow in sldns_str2wire_dname_buf_origin, leading to an out-of-bounds write. NOTE: The vendor disputes that this is a vulnerability. Although the code may be vulnerable, a running Unbound installation cannot be remotely or locally exploited
Affected packages (1)
- Debian/unboundfrom 0, < 1.9.6-1
CVSS scores
| Source | Version | Severity | Vector |
|---|---|---|---|
| osv | CVSS 3.1 | CRITICAL9.8 | CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H |