Version in base suite: 5.10.158+2
Base version: linux-signed-arm64_5.10.158+2
Target version: linux-signed-arm64_5.10.162+1
Base files: linux-signed-arm64_5.10.158+2.dsc
Target files: linux-signed-arm64_5.10.162+1.dsc

-E: version-substvar-for-external-package linux-headers-arm64 -> linux-headers-5.10.0-20-arm64
-E: version-substvar-for-external-package linux-headers-cloud-arm64 -> linux-headers-5.10.0-20-cloud-arm64
-E: version-substvar-for-external-package linux-headers-rt-arm64 -> linux-headers-5.10.0-20-rt-arm64
-W: odd-historical-debian-changelog-version 5.10.158-1 (for native)
+E: version-substvar-for-external-package linux-headers-arm64 -> linux-headers-5.10.0-21-arm64
+E: version-substvar-for-external-package linux-headers-cloud-arm64 -> linux-headers-5.10.0-21-cloud-arm64
+E: version-substvar-for-external-package linux-headers-rt-arm64 -> linux-headers-5.10.0-21-rt-arm64
+W: odd-historical-debian-changelog-version 5.10.158-2 (for native)