A flaw in query-handling code can cause named
to exit prematurely with an assertion failure when: - nxdomain-redirect <domain>;
is configured, and - the resolver receives a PTR query for an RFC 1918 address that would normally result in an authoritative NXDOMAIN response. This issue affects BIND 9 versions 9.12.0 through 9.16.45, 9.18.0 through 9.18.21, 9.19.0 through 9.19.19, 9.16.8-S1 through 9.16.45-S1, and 9.18.11-S1 through 9.18.21-S1.
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{ "binaries": [ { "binary_name": "bind9", "binary_version": "1:9.18.18-0ubuntu0.22.04.2" }, { "binary_name": "bind9-dbgsym", "binary_version": "1:9.18.18-0ubuntu0.22.04.2" }, { "binary_name": "bind9-dev", "binary_version": "1:9.18.18-0ubuntu0.22.04.2" }, { "binary_name": "bind9-dnsutils", "binary_version": "1:9.18.18-0ubuntu0.22.04.2" }, { "binary_name": "bind9-dnsutils-dbgsym", "binary_version": "1:9.18.18-0ubuntu0.22.04.2" }, { "binary_name": "bind9-doc", "binary_version": "1:9.18.18-0ubuntu0.22.04.2" }, { "binary_name": "bind9-host", "binary_version": "1:9.18.18-0ubuntu0.22.04.2" }, { "binary_name": "bind9-host-dbgsym", "binary_version": "1:9.18.18-0ubuntu0.22.04.2" }, { "binary_name": "bind9-libs", "binary_version": "1:9.18.18-0ubuntu0.22.04.2" }, { "binary_name": "bind9-libs-dbgsym", "binary_version": "1:9.18.18-0ubuntu0.22.04.2" }, { "binary_name": "bind9-utils", "binary_version": "1:9.18.18-0ubuntu0.22.04.2" }, { "binary_name": "bind9-utils-dbgsym", "binary_version": "1:9.18.18-0ubuntu0.22.04.2" }, { "binary_name": "bind9utils", "binary_version": "1:9.18.18-0ubuntu0.22.04.2" }, { "binary_name": "dnsutils", "binary_version": "1:9.18.18-0ubuntu0.22.04.2" } ], "ubuntu_priority": "medium", "availability": "No subscription required" }