CVE-2025-13878

Malformed BRID/HHIT records can cause named to terminate unexpectedly

State: Published
Severity: 7.5 High
Published: Jan 21, 2026
Updated: Sep 1, 2026
Reserved: Dec 2, 2025

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.

Scores

CVSS	Score	Vector	Source
3.1	7.5 High	CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H	isc
3.1	7.5 High	CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H	redhat-SADP

Weaknesses

CWE-617 Reachable Assertion
CWE-1286 Improper Validation of Syntactic Correctness of Input

Affected Products

Product	Versions
BIND 9ISC	9.18.40 through 9.18.43Affected 9.20.13 through 9.20.17Affected 9.21.12 through 9.21.16Affected 9.18.40-S1 through 9.18.43-S1Affected 9.20.13-S1 through 9.20.17-S1Affected

References

CVE-2025-13878vendor-advisory
https://downloads.isc.org/isc/bind9/9.18.44patch
https://downloads.isc.org/isc/bind9/9.20.18patch
https://downloads.isc.org/isc/bind9/9.21.17patch
http://www.openwall.com/lists/oss-security/2026/01/21/3
https://access.redhat.com/security/cve/CVE-2025-13878vdb-entry
RHBZ#2431600issue-tracking
https://security.access.redhat.com/data/csaf/v2/vex/2025/cve-2025-13878.json
https://access.redhat.com/errata/RHSA-2026:6935vendor-advisory

Every record here comes from the CVE Program’s CVE List. © 1999–2026 The MITRE Corporation. CVE is a registered trademark of The MITRE Corporation. The records are reproduced under the CVE Program terms of use.