CVE-2026-3104

脆弱性の種類

A specially crafted domain can be used to cause a memory leak in a BIND resolver simply by querying this domain. This issue affects BIND 9 versions 9.20.0 through 9.20.20, 9.21.0 through 9.21.19, and 9.20.9-S1 through 9.20.20-S1. BIND 9 versions 9.18.0 through 9.18.46 and 9.18.11-S1 through 9.18.46-S1 are NOT affected.

影響を受ける製品

• isc bind

参考情報

• https://downloads.isc.org/isc/bind9/9.20.21
• https://downloads.isc.org/isc/bind9/9.21.20
• https://kb.isc.org/docs/cve-2026-3104
• https://access.redhat.com/errata/RHSA-2026:6935
• https://access.redhat.com/security/cve/CVE-2026-3104
• https://bugzilla.redhat.com/show_bug.cgi?id=2451310