ALSA-2026:55442
ALSA-2026:55442 · Important: bind9.18 security update
Cette page présente des faits issus de sources publiques. Consultez l’avis original avant toute mise à jour.
BIND (Berkeley Internet Name Domain) is an implementation of the DNS (Domain Name System) protocols. BIND includes a DNS server (named), which resolves host names to IP addresses; a resolver library (routines for applications to use when interfacing with DNS); and tools for verifying that the DNS server is operating properly. Security Fix(es): * bind9: bind: Potential wildcard CNAME RPZ policy bypass (CVE-2026-11331) * bind: bind9: DNSSEC Validation Bypass via Out-of-Zone NSEC Next Field (CVE-2026-13321) * bind: bind9: Potential memory usage beyond configured limits (CVE-2026-11622) * bind: bind9: Cache poisoning via label count discrepancy, RRSIG, wildcards (CVE-2026-11721) * bind: bind9: Unexpected exit with NSEC and NSEC3 both present (CVE-2026-13204) * bind: bind9: Incorrect acceptance of NSEC3 records (CVE-2026-10723) For more details about the security issue(s), including the impact, a CVSS score, acknowledgments, and other related information, refer to the CVE page(s) listed in the References section.
Correctif disponible
- Publication
- Mise à jour
Pile logicielle: system
Produits et versions concernés
bind9.18 AlmaLinux:9
- Plages de versions concernées
- ECOSYSTEM: < 32:9.18.29-14.el9_8.8
Mettez à jour vers 32:9.18.29-14.el9_8.8
bind9.18-chroot AlmaLinux:9
- Plages de versions concernées
- ECOSYSTEM: < 32:9.18.29-14.el9_8.8
Mettez à jour vers 32:9.18.29-14.el9_8.8
bind9.18-devel AlmaLinux:9
- Plages de versions concernées
- ECOSYSTEM: < 32:9.18.29-14.el9_8.8
Mettez à jour vers 32:9.18.29-14.el9_8.8
bind9.18-dnssec-utils AlmaLinux:9
- Plages de versions concernées
- ECOSYSTEM: < 32:9.18.29-14.el9_8.8
Mettez à jour vers 32:9.18.29-14.el9_8.8
bind9.18-doc AlmaLinux:9
- Plages de versions concernées
- ECOSYSTEM: < 32:9.18.29-14.el9_8.8
Mettez à jour vers 32:9.18.29-14.el9_8.8
bind9.18-libs AlmaLinux:9
- Plages de versions concernées
- ECOSYSTEM: < 32:9.18.29-14.el9_8.8
Mettez à jour vers 32:9.18.29-14.el9_8.8
bind9.18-utils AlmaLinux:9
- Plages de versions concernées
- ECOSYSTEM: < 32:9.18.29-14.el9_8.8
Mettez à jour vers 32:9.18.29-14.el9_8.8
Sources originales
- https://access.redhat.com/errata/RHSA-2026:55442
- https://access.redhat.com/security/cve/CVE-2026-10723
- https://access.redhat.com/security/cve/CVE-2026-11331
- https://access.redhat.com/security/cve/CVE-2026-11622
- https://access.redhat.com/security/cve/CVE-2026-11721
- https://access.redhat.com/security/cve/CVE-2026-13204
- https://access.redhat.com/security/cve/CVE-2026-13321
- https://bugzilla.redhat.com/2503721
- https://bugzilla.redhat.com/2504166
- https://bugzilla.redhat.com/2504298
- https://bugzilla.redhat.com/2504338
- https://bugzilla.redhat.com/2504447
- https://bugzilla.redhat.com/2504560
- https://errata.almalinux.org/9/ALSA-2026-55442.html
- https://osv.dev/vulnerability/ALSA-2026:55442