RLSA-2026:55442
RLSA-2026:55442 · Important: bind9.18 security update
Здесь приведены факты из открытых источников об уязвимостях. Перед обновлением ознакомьтесь с исходным сообщением.
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.
CVSS 8.6 · Высокий · Есть исправление
- Опубликовано
- Обновлено
Стек: system
Затронутые продукты и версии
bind9.18 Rocky Linux:9
- Затронутые диапазоны версий
- ECOSYSTEM: < 2:9.18.29-14.el9_8.8
Обновитесь до 2:9.18.29-14.el9_8.8
Первоисточники
- https://errata.rockylinux.org/RLSA-2026:55442
- https://bugzilla.redhat.com/show_bug.cgi?id=2503721
- https://bugzilla.redhat.com/show_bug.cgi?id=2504166
- https://bugzilla.redhat.com/show_bug.cgi?id=2504298
- https://bugzilla.redhat.com/show_bug.cgi?id=2504338
- https://bugzilla.redhat.com/show_bug.cgi?id=2504447
- https://bugzilla.redhat.com/show_bug.cgi?id=2504560
- https://access.redhat.com/errata/RHSA-2026:55442
- https://osv.dev/vulnerability/RLSA-2026:55442