CVE-2025-13878

Malformed BRID/HHIT records can cause named to terminate unexpectedly

Published Jan 21, 2026 CVSS 3.1 · 7.5 High EPSS 9.4% KEV · Not listed
Description
Malformed BRID/HHIT records can cause `named` to terminate unexpectedly.
This issue affects BIND 9 versions 9.18.40 through 9.18.43, 9.20.13 through 9.20.17, 9.21.12 through 9.21.16, 9.18.40-S1 through 9.18.43-S1, and 9.20.13-S1 through 9.20.17-S1.

Remediation

Vendor Solution

Upgrade to the patched release most closely related to your current version of BIND 9: 9.18.44, 9.20.18, 9.21.17, 9.18.44-S1, or 9.20.18-S1.


Vendor Workaround

No workarounds known.

Tracking

Sign in to view the affected projects.

Advisories

Source ID Title
Debian DSA Debian DSA DSA-6107-1 bind9 security update
History
Type Values Removed Values Added
Metrics ssvc

{'options': {'Automatable': 'yes', 'Exploitation': 'none', 'Technical Impact': 'partial'}, 'version': '2.0.3'}

Type Values Removed Values Added
Description Malformed BRID/HHIT records can cause `named` to terminate unexpectedly. This issue affects BIND 9 versions 9.18.40 through 9.18.43, 9.20.13 through 9.20.17, 9.21.12 through 9.21.16, 9.18.40-S1 through 9.18.43-S1, and 9.20.13-S1 through 9.20.17-S1.
Title Malformed BRID/HHIT records can cause named to terminate unexpectedly
First Time appeared Isc
Isc bind
Weaknesses CWE-617
CPEs cpe:2.3:a:isc:bind:*:*:*:*:*:*:*:*
Vendors & Products Isc
Isc bind
References
Metrics cvssV3_1

{'score': 7.5, 'vector': 'CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H'}

Weaknesses

Sources

Status
PUBLISHED
Assigner
isc
Published
Updated
Sep 1, 2026, 12:04 PM
Reserved
Dec 2, 2025, 11:08 AM
Status
Deferred
Published
Jan 21, 2026, 3:16 PM
Modified
Sep 1, 2026, 1:17 PM
Severity
Important
Public date
Jan 21, 2026, 12:00 AM