BIND servers that are configured to use TKEY-based authentication via GSS-API tokens are vulnerable to excessive memory consumption when receiving and processing maliciously-constructed packets. Typ…
High CVSS 7.5
Summary
BIND servers that are configured to use TKEY-based authentication via GSS-API tokens are vulnerable to excessive memory consumption when receiving and processing maliciously-constructed packets. Typically these servers will be found in Active Directory integrated DNS deployments and/or Kerberos-secured DNS environments. This issue affects BIND 9 versions 9.0.0 through 9.16.50, 9.18.0 through 9.18.48, 9.20.0 through 9.20.22, 9.21.0 through 9.21.21, 9.9.3-S1 through 9.16.50-S1, 9.18.11-S1 throug…
In-depth triage
No in-depth report has been generated yet (DR-003 v2 AI pipeline is under construction).
Affected products
- :
Sources
- NVD DATABASE
Original Links
- https://downloads.isc.org/isc/bind9/9.18.49 Patch
- https://downloads.isc.org/isc/bind9/9.20.23 Patch
- https://downloads.isc.org/isc/bind9/9.21.22 Patch
- https://kb.isc.org/docs/cve-2026-3039 Vendor Advisory
- https://access.redhat.com/errata/RHSA-2026:20334
- https://access.redhat.com/errata/RHSA-2026:23360
- https://access.redhat.com/errata/RHSA-2026:24338
- https://access.redhat.com/errata/RHSA-2026:24339
- https://access.redhat.com/errata/RHSA-2026:24367
- https://access.redhat.com/errata/RHSA-2026:24368
- https://access.redhat.com/errata/RHSA-2026:55441
- https://access.redhat.com/errata/RHSA-2026:57189
- https://access.redhat.com/errata/RHSA-2026:60383
- https://access.redhat.com/errata/RHSA-2026:62549
- https://access.redhat.com/errata/RHSA-2026:65851
- https://access.redhat.com/security/cve/CVE-2026-3039
- https://bugzilla.redhat.com/show_bug.cgi?id=2479767
- https://security.access.redhat.com/data/csaf/v2/vex/2026/cve-2026-3039.json
Timeline
- nvd_ingest NVD