[Bug 2058070] [NEW] Disable DNS Recursion after AA Answer

[js1]

Public bug reported:

Resolved (253 on Ubuntu Server 23.10) seems to continue DNS recursion
after responding with an authoritative answer. i.e. DNS blacklist is
configured in /etc/hosts... see
https://github.com/systemd/systemd/issues/31223

Fixed in
https://github.com/systemd/systemd/commit/4b91896226b4285da94aad4b38b670036c7f23be

ProblemType: Bug
DistroRelease: Ubuntu 23.10
Package: systemd-resolved 253.5-1ubuntu6.1
ProcVersionSignature: Ubuntu 6.5.0-21.21-generic 6.5.8
Uname: Linux 6.5.0-21-generic x86_64
ApportVersion: 2.27.0-0ubuntu5
Architecture: amd64
CasperMD5CheckResult: pass
Date: Fri Mar 15 16:56:00 2024
InstallationDate: Installed on 2023-11-27 (110 days ago)
InstallationMedia: Ubuntu-Server 23.10 "Mantic Minotaur" - Release amd64 (20231011)
ProcEnviron:
 LANG=C.UTF-8
 PATH=(custom, no user)
 SHELL=/bin/bash
 TERM=xterm-256color
 XDG_RUNTIME_DIR=<set>
SourcePackage: systemd
UpgradeStatus: No upgrade log present (probably fresh install)
mtime.conffile..etc.systemd.resolved.conf: 2023-12-02T20:29:34.791388

** Affects: systemd (Ubuntu)
     Importance: Undecided
         Status: New


** Tags: amd64 apport-bug mantic

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https://bugs.launchpad.net/bugs/2058070

Title:
  Disable DNS Recursion after AA Answer

Status in systemd package in Ubuntu:
  New

Bug description:
  Resolved (253 on Ubuntu Server 23.10) seems to continue DNS recursion
  after responding with an authoritative answer. i.e. DNS blacklist is
  configured in /etc/hosts... see
  https://github.com/systemd/systemd/issues/31223

  Fixed in
  https://github.com/systemd/systemd/commit/4b91896226b4285da94aad4b38b670036c7f23be

  ProblemType: Bug
  DistroRelease: Ubuntu 23.10
  Package: systemd-resolved 253.5-1ubuntu6.1
  ProcVersionSignature: Ubuntu 6.5.0-21.21-generic 6.5.8
  Uname: Linux 6.5.0-21-generic x86_64
  ApportVersion: 2.27.0-0ubuntu5
  Architecture: amd64
  CasperMD5CheckResult: pass
  Date: Fri Mar 15 16:56:00 2024
  InstallationDate: Installed on 2023-11-27 (110 days ago)
  InstallationMedia: Ubuntu-Server 23.10 "Mantic Minotaur" - Release amd64 (20231011)
  ProcEnviron:
   LANG=C.UTF-8
   PATH=(custom, no user)
   SHELL=/bin/bash
   TERM=xterm-256color
   XDG_RUNTIME_DIR=<set>
  SourcePackage: systemd
  UpgradeStatus: No upgrade log present (probably fresh install)
  mtime.conffile..etc.systemd.resolved.conf: 2023-12-02T20:29:34.791388

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