diff -pruN 0.10.2-2/debian/changelog 0.10.2-2ubuntu2/debian/changelog
--- 0.10.2-2/debian/changelog	2024-09-15 08:35:51.000000000 +0000
+++ 0.10.2-2ubuntu2/debian/changelog	2025-12-06 10:16:02.000000000 +0000
@@ -1,3 +1,18 @@
+libcbor (0.10.2-2ubuntu2) resolute; urgency=medium
+
+  * No-change mass rebuild for Ubuntu 26.04 (LP: #2132257)
+
+ -- Sebastien Bacher <seb128@debian.org>  Sat, 06 Dec 2025 11:16:02 +0100
+
+libcbor (0.10.2-2ubuntu1) plucky; urgency=medium
+
+  * Merge from Debian unstable (LP: #2098846). Remaining changes:
+    - d/rules: add hardening=+all
+    - d/rules: override auto_configure to enable tests and set the build type
+      to "Release" as shown in the upstream build instructions.
+
+ -- Dave Jones <dave.jones@canonical.com>  Wed, 19 Feb 2025 11:18:30 +0000
+
 libcbor (0.10.2-2) unstable; urgency=medium
 
   * Ack NMU.
@@ -7,6 +22,21 @@ libcbor (0.10.2-2) unstable; urgency=med
 
  -- Vincent Bernat <bernat@debian.org>  Sun, 15 Sep 2024 10:35:51 +0200
 
+libcbor (0.10.2-1.2ubuntu2) noble; urgency=medium
+
+  * No-change rebuild for CVE-2024-3094
+
+ -- Steve Langasek <steve.langasek@ubuntu.com>  Sun, 31 Mar 2024 01:40:51 +0000
+
+libcbor (0.10.2-1.2ubuntu1) noble; urgency=medium
+
+  * Merge with Debian unstable. Remaining changes:
+    - d/rules: add hardening=+all
+    - d/rules: override auto_configure to enable tests and set the build
+      type to "Release" as shown in the upstream build instructions.
+
+ -- Lukas Märdian <slyon@ubuntu.com>  Tue, 27 Feb 2024 11:42:20 +0100
+
 libcbor (0.10.2-1.2) unstable; urgency=medium
 
   * Non-maintainer upload.
@@ -20,6 +50,20 @@ libcbor (0.10.2-1.2) unstable; urgency=m
 
  -- Plasma (David Paul) <davidpaul@librem.one>  Thu, 15 Feb 2024 20:46:41 -0600
 
+libcbor (0.10.2-1.1ubuntu1) noble; urgency=medium
+
+  * Merge with Debian unstable. Remaining changes:
+    - d/rules: add hardening=+all
+    - d/rules: override auto_configure to enable tests and set the build
+      type to "Release" as shown in the upstream build instructions.
+  * Dropped changes (no need to carry a delta for those); forwarded upstream:
+    https://salsa.debian.org/debian/libcbor/-/merge_requests/3
+    - d/control: set R3 to no
+    - d/libcbor0.10.symbols: symbols update, add B-D-P field
+    - d/copyright: add new paragraph for new files in 0.6.0
+
+ -- Lukas Märdian <slyon@ubuntu.com>  Tue, 21 Nov 2023 15:47:11 +0100
+
 libcbor (0.10.2-1.1) unstable; urgency=medium
 
   * Non-maintainer upload.
@@ -39,6 +83,21 @@ libcbor (0.10.2-1) unstable; urgency=med
 
  -- Vincent Bernat <bernat@debian.org>  Sat, 02 Sep 2023 17:44:24 +0200
 
+libcbor (0.8.0-2ubuntu1) jammy; urgency=medium
+
+  * Merge from Debian; remaining changes:
+    - d/control: set R3 to no
+    - d/rules: add hardening=+all
+    - d/rules: override auto_configure to enable tests and set the build
+      type to "Release" as shown in the upstream build instructions.
+    - d/libcbor0.8.symbols: symbols update, add B-D-P field
+    - d/copyright: add new paragraph for new files in 0.6.0
+  * Dropped changes; applied upstream:
+    - d/p/skip-custom-allocator-test.patch
+    - d/p/clarify-soname-versioning.patch
+
+ -- Lukas Märdian <slyon@ubuntu.com>  Thu, 20 Jan 2022 10:25:28 +0100
+
 libcbor (0.8.0-2) unstable; urgency=medium
 
   * No changes. Closes: #1000509.
@@ -72,6 +131,56 @@ libcbor (0.8.0-1) unstable; urgency=medi
 
  -- Vincent Bernat <bernat@debian.org>  Wed, 22 Sep 2021 14:35:54 +0200
 
+libcbor (0.6.0-0ubuntu4) impish; urgency=medium
+
+  * No-change rebuild to build packages with zstd compression.
+
+ -- Matthias Klose <doko@ubuntu.com>  Thu, 07 Oct 2021 12:14:27 +0200
+
+libcbor (0.6.0-0ubuntu3) groovy; urgency=medium
+
+  * Drop cf-protection LDFLAGS, and thus this is now a no change rebuild
+    with fixed compiler to enable CET.
+
+ -- Dimitri John Ledkov <xnox@ubuntu.com>  Thu, 10 Sep 2020 14:16:13 +0100
+
+libcbor (0.6.0-0ubuntu2) groovy; urgency=medium
+
+  * Append cf-protection to LDFLAGS to enable CET protection.
+
+ -- Dimitri John Ledkov <xnox@ubuntu.com>  Tue, 16 Jun 2020 14:07:49 +0100
+
+libcbor (0.6.0-0ubuntu1) focal; urgency=medium
+
+  * New upstream version 0.6.0 (LP: #1868609):
+    - no need for dfsg since docs/doxygen is no longer shipped
+  * d/rules: override auto_configure to enable tests and set the build
+    type to "Release" as shown in the upstream build instructions.
+  * d/p/skip-custom-allocator-test.patch: skip custom allocator test if
+    CBOR_CUSTOM_ALLOC is undefined
+  * d/rules: add hardening=+all
+  * Fix soname versioning:
+    - d/p/clarify-soname-versioning.patch: adjust soname versioning to
+      match expectations $MAJOR.$MINOR.$PATCH
+    - d/control: rename binary package to match soname 0.6
+    - d/control: fix -dev dependency towards its binary lib
+    - d/libcbor0.6.install, d/libcbor0.6.symbols: rename to match new soname
+    - d/libcbor0.6.symbols: symbols update, add B-D-P field
+  * d/libcbor-doc.examples: rename so examples are installed
+  * d/control: bump debhelper to 12
+  * d/copyright lintian fixes:
+    - d/copyright: change url to https
+    - d/copyright: remove Files-Excluded since that directory is not
+      shipped in the 0.6.0 upstream tarball.
+    - d/copyright: removed entry about docs/stylesheets/github-light.css
+      as this isn't shipped anymore in the upstream tarball.
+  * d/control: set R3 to no
+  * d/copyright: add new paragraph for new files in 0.6.0
+  * d/control: bump standards-version to 4.5.0 (no changes required)
+  * d/watch: remove dfsg mangling
+
+ -- Andreas Hasenack <andreas@canonical.com>  Wed, 25 Mar 2020 19:22:25 +0000
+
 libcbor (0.5.0+dfsg-2) unstable; urgency=medium
 
   * d/control: migrate to salsa.debian.org.
diff -pruN 0.10.2-2/debian/control 0.10.2-2ubuntu2/debian/control
--- 0.10.2-2/debian/control	2024-09-15 08:35:51.000000000 +0000
+++ 0.10.2-2ubuntu2/debian/control	2025-02-19 11:18:30.000000000 +0000
@@ -1,6 +1,7 @@
 Source: libcbor
 Priority: optional
-Maintainer: Vincent Bernat <bernat@debian.org>
+Maintainer: Ubuntu Developers <ubuntu-devel-discuss@lists.ubuntu.com>
+XSBC-Original-Maintainer: Vincent Bernat <bernat@debian.org>
 Build-Depends: debhelper-compat (= 13),
 Build-Depends-Arch: cmake,
                     debhelper (>= 13.12~) <nocheck>,
diff -pruN 0.10.2-2/debian/rules 0.10.2-2ubuntu2/debian/rules
--- 0.10.2-2/debian/rules	2024-09-15 08:35:51.000000000 +0000
+++ 0.10.2-2ubuntu2/debian/rules	2025-02-19 11:17:38.000000000 +0000
@@ -1,12 +1,13 @@
 #!/usr/bin/make -f
 
 DEB_HOST_MULTIARCH ?= $(shell dpkg-architecture -qDEB_HOST_MULTIARCH)
+export DEB_BUILD_MAINT_OPTIONS = hardening=+all
 
 %:
 	dh $@
 
 override_dh_auto_configure-arch:
-	dh_auto_configure -- -DBUILD_SHARED_LIBS=ON
+	dh_auto_configure -- -DBUILD_SHARED_LIBS=ON -DCMAKE_BUILD_TYPE=Release -DWITH_TESTS=ON
 override_dh_auto_configure-indep:
 override_dh_auto_build-indep:
 	mkdir -p doc/build/doxygen
