unbound Infrastructure
Shell-less Unbound validating recursive DNS resolver built from source via melange.
Size 31 MB Arch x86_64, aarch64 User nonroot (65532) Updated today Upstream www.nlnetlabs.nl/projects/unbound/
Pull this image
docker pull ghcr.io/rtvkiz/minimal-unbound:latestdocker pull ghcr.io/rtvkiz/minimal-unbound:latest-devThe -dev variant adds a shell, package manager and build toolchain. For CI and debugging — not production.
Details
- Repository
- ghcr.io/rtvkiz/minimal-unbound
- Size (compressed)
- 31 MB
- Built
- 2026-09-29T00:32:37Z (today)
- Architectures
- x86_64, aarch64
- Primary package
- unbound
- Entrypoint
- /usr/bin/unbound -d -c /etc/unbound/unbound.conf
- User
- nonroot (65532)
- Working dir
- /
- Architectures
- x86_64, aarch64
- Environment
- Labels
-
org.opencontainers.image.title minimal-unbound org.opencontainers.image.description Hardened shell-less Unbound validating recursive DNS resolver built from source via melange with daily CVE patches org.opencontainers.image.url https://github.com/rtvkiz/minimal org.opencontainers.image.source https://github.com/rtvkiz/minimal/tree/main/images/unbound org.opencontainers.image.licenses BSD-3-Clause
- Entrypoint
- /usr/bin/unbound -d -c /etc/unbound/unbound.conf
- User
- nonroot (65532)
- Working dir
- /
- Architectures
- x86_64, aarch64
- Environment
- Labels
-
org.opencontainers.image.title minimal-unbound-dev org.opencontainers.image.description Dev variant of minimal-unbound: same unbound + shell + bind-tools (dig) + curl/openssl. Not for production. org.opencontainers.image.url https://github.com/rtvkiz/minimal org.opencontainers.image.source https://github.com/rtvkiz/minimal/tree/main/images/unbound org.opencontainers.image.licenses BSD-3-Clause dev.minimal.variant dev
| Tag | Pull | Published |
|---|---|---|
| 1 | ghcr.io/rtvkiz/minimal-unbound:1 | 2026-09-29 |
| 1.26 | ghcr.io/rtvkiz/minimal-unbound:1.26 | 2026-09-29 |
| 1.26.1-r0 | ghcr.io/rtvkiz/minimal-unbound:1.26.1-r0 | 2026-09-29 |
| 1.26.1-r0-20260929 | ghcr.io/rtvkiz/minimal-unbound:1.26.1-r0-20260929 | 2026-09-29 |
| latest | ghcr.io/rtvkiz/minimal-unbound:latest | 2026-09-29 |
| 1-dev | ghcr.io/rtvkiz/minimal-unbound:1-dev | 2026-09-29 |
| 1.26-dev | ghcr.io/rtvkiz/minimal-unbound:1.26-dev | 2026-09-29 |
| 1.26.1-r0-20260929-dev | ghcr.io/rtvkiz/minimal-unbound:1.26.1-r0-20260929-dev | 2026-09-29 |
| 1.26.1-r0-dev | ghcr.io/rtvkiz/minimal-unbound:1.26.1-r0-dev | 2026-09-29 |
| latest-dev | ghcr.io/rtvkiz/minimal-unbound:latest-dev | 2026-09-29 |
| 1.26.1-r0-20260928 | ghcr.io/rtvkiz/minimal-unbound:1.26.1-r0-20260928 | 2026-09-28 |
| 1.26.1-r0-20260928-dev | ghcr.io/rtvkiz/minimal-unbound:1.26.1-r0-20260928-dev | 2026-09-28 |
| 1.26.1-r0-20260927 | ghcr.io/rtvkiz/minimal-unbound:1.26.1-r0-20260927 | 2026-09-27 |
| 1.26.1-r0-20260927-dev | ghcr.io/rtvkiz/minimal-unbound:1.26.1-r0-20260927-dev | 2026-09-27 |
| 1.26.1-r0-20260926 | ghcr.io/rtvkiz/minimal-unbound:1.26.1-r0-20260926 | 2026-09-26 |
| 1.26.1-r0-20260926-dev | ghcr.io/rtvkiz/minimal-unbound:1.26.1-r0-20260926-dev | 2026-09-26 |
| 1.26.1-r0-20260925 | ghcr.io/rtvkiz/minimal-unbound:1.26.1-r0-20260925 | 2026-09-25 |
| 1.26.1-r0-20260925-dev | ghcr.io/rtvkiz/minimal-unbound:1.26.1-r0-20260925-dev | 2026-09-25 |
| 1.26.1-r0-20260924 | ghcr.io/rtvkiz/minimal-unbound:1.26.1-r0-20260924 | 2026-09-24 |
| 1.26.1-r0-20260924-dev | ghcr.io/rtvkiz/minimal-unbound:1.26.1-r0-20260924-dev | 2026-09-24 |
| 1.26.1-r0-20260923 | ghcr.io/rtvkiz/minimal-unbound:1.26.1-r0-20260923 | 2026-09-23 |
| 1.26.1-r0-20260923-dev | ghcr.io/rtvkiz/minimal-unbound:1.26.1-r0-20260923-dev | 2026-09-23 |
| 1.26.1-r0-20260922 | ghcr.io/rtvkiz/minimal-unbound:1.26.1-r0-20260922 | 2026-09-22 |
| 1.26.1-r0-20260922-dev | ghcr.io/rtvkiz/minimal-unbound:1.26.1-r0-20260922-dev | 2026-09-22 |
| 1.26.1-r0-20260921 | ghcr.io/rtvkiz/minimal-unbound:1.26.1-r0-20260921 | 2026-09-21 |
| 1.26.1-r0-20260921-dev | ghcr.io/rtvkiz/minimal-unbound:1.26.1-r0-20260921-dev | 2026-09-21 |
| 1.26.1-r0-20260920 | ghcr.io/rtvkiz/minimal-unbound:1.26.1-r0-20260920 | 2026-09-20 |
| 1.26.1-r0-20260920-dev | ghcr.io/rtvkiz/minimal-unbound:1.26.1-r0-20260920-dev | 2026-09-20 |
| 1.26.1-r0-20260919 | ghcr.io/rtvkiz/minimal-unbound:1.26.1-r0-20260919 | 2026-09-19 |
| 1.26.1-r0-20260919-dev | ghcr.io/rtvkiz/minimal-unbound:1.26.1-r0-20260919-dev | 2026-09-19 |
| 1.26.1-r0-20260918 | ghcr.io/rtvkiz/minimal-unbound:1.26.1-r0-20260918 | 2026-09-18 |
| 1.26.1-r0-20260918-dev | ghcr.io/rtvkiz/minimal-unbound:1.26.1-r0-20260918-dev | 2026-09-18 |
69 packages in the image, resolved from the SPDX SBOM.
| Package | Version | License |
|---|---|---|
| alpine/ca-certificates | 20260909 | MPL-2.0 AND MIT |
| brotli | v1.2.0 | MIT |
| brotli.yaml | 9db3aeed30b6359289528ef564a4909f78faeac9 | Apache-2.0 |
| ca-certificates-bundle | 20260909-r1 | MPL-2.0 AND MIT |
| ca-certificates-bundle | 20260909-r1 | (MPL-2.0 AND MIT) |
| ca-certificates-bundle | 20260909-r1 | — |
| ca-certificates.yaml | ee3eac73dda22e8dd32fa5fb3e3a1712a6e812d7 | Apache-2.0 |
| expat | 2.8.5-r0 | MIT |
| expat | 2.8.5-r0 | MIT |
| expat | 2.8.5-r0 | — |
| expat.yaml | dab6a75a661461bd0df375aac57d6c62655d076f | Apache-2.0 |
| gcc.yaml | 794cf72f88e1b408eca5da0dbf5c5ed25543606d | Apache-2.0 |
| git/glibc | b4f51887c48ac82acfdb13f96d9eab5d120cb2b7 | LGPL-2.1-or-later |
| glibc-2.44 | 2.44-r7 | LGPL-2.1-or-later |
| glibc-2.44 | 2.44-r7 | LGPL-2.1-or-later |
| glibc-2.44 | 2.44-r7 | — |
| glibc-2.44-locale-posix | 2.44-r7 | LGPL-2.1-or-later |
| glibc-2.44-locale-posix | 2.44-r7 | LGPL-2.1-or-later |
| glibc-2.44-locale-posix | 2.44-r7 | — |
| glibc-2.44.yaml | 2f4fbb70b55156f2d4cabff471b50dab0e75aa89 | Apache-2.0 |
| gnutools/gcc | releases/gcc-16.2.0 | GPL-3.0-or-later WITH GCC-exception-3.1 |
| images/unbound/melange.yaml | 1bce6e63ea891bcced1fda6bdc6813ced3474c4e | — |
| ld-linux-2.44 | 2.44-r7 | LGPL-2.1-or-later |
| ld-linux-2.44 | 2.44-r7 | LGPL-2.1-or-later |
| ld-linux-2.44 | 2.44-r7 | — |
| libbrotlicommon1 | 1.2.0-r5 | MIT |
| libbrotlicommon1 | 1.2.0-r5 | MIT |
| libbrotlicommon1 | 1.2.0-r5 | — |
| libbrotlidec1 | 1.2.0-r5 | MIT |
| libbrotlidec1 | 1.2.0-r5 | MIT |
| libbrotlidec1 | 1.2.0-r5 | — |
| libbrotlienc1 | 1.2.0-r5 | MIT |
| libbrotlienc1 | 1.2.0-r5 | MIT |
| libbrotlienc1 | 1.2.0-r5 | — |
| libcrypto3 | 3.6.4-r8 | Apache-2.0 |
| libcrypto3 | 3.6.4-r8 | Apache-2.0 |
| libcrypto3 | 3.6.4-r8 | — |
| libexpat | R_2_8_5 | MIT |
| libexpat1 | 2.8.5-r0 | MIT |
| libexpat1 | 2.8.5-r0 | MIT |
| libexpat1 | 2.8.5-r0 | — |
| libgcc | 16.2.0-r1 | GPL-3.0-or-later WITH GCC-exception-3.1 |
| libgcc | 16.2.0-r1 | (GPL-3.0-or-later WITH GCC-exception-3.1) |
| libgcc | 16.2.0-r1 | — |
| libssl3 | 3.6.4-r8 | Apache-2.0 |
| libssl3 | 3.6.4-r8 | Apache-2.0 |
| libssl3 | 3.6.4-r8 | — |
| openssl | openssl-4.0.2 | Apache-2.0 |
| openssl | openssl-3.6.4 | Apache-2.0 |
| openssl-4.0-libcrypto | 4.0.2-r2 | Apache-2.0 |
| openssl-4.0-libcrypto | 4.0.2-r2 | Apache-2.0 |
| openssl-4.0-libcrypto | 4.0.2-r2 | — |
| openssl-4.0-libssl | 4.0.2-r2 | Apache-2.0 |
| openssl-4.0-libssl | 4.0.2-r2 | Apache-2.0 |
| openssl-4.0-libssl | 4.0.2-r2 | — |
| openssl-4.0.yaml | b8f04118437fbbf25bbaad575ccb9f2ed62b8503 | Apache-2.0 |
| openssl-provider-legacy-allowed | 4.0.2-r3 | Apache-2.0 |
| openssl-provider-legacy-allowed | 4.0.2-r3 | Apache-2.0 |
| openssl-provider-legacy-allowed | 4.0.2-r3 | — |
| openssl-provider-legacy-allowed.yaml | b8f04118437fbbf25bbaad575ccb9f2ed62b8503 | Apache-2.0 |
| openssl.yaml | be56cfaac075e77bffb92439e0438bb31a21a2c7 | Apache-2.0 |
| sha256:0deeaf90db624d39db7cb77ba62067d75f57363d1b466a7b91fe09d787846340 | sha256:0deeaf90db624d39db7cb77ba62067d75f57363d1b466a7b91fe09d787846340 | — |
| sha256:31163f03a7f6f8a3e2a5bee81fa75a11e44637ef4c48d17a174a64273db0a8ad | 20230201 | — |
| unbound | 1.26.1-r0 | BSD-3-Clause |
| wolfi | 20230201 | — |
| wolfi-baselayout | 20230201-r30 | MIT |
| wolfi-baselayout | 20230201-r30 | MIT |
| wolfi-baselayout | 20230201-r30 | — |
| wolfi-baselayout.yaml | a4472f6292a5e48d6d611bf24c6e119b1a483e66 | Apache-2.0 |
4 medium 0 fixable
| CVE | Severity | Package | Installed | Fixed in |
|---|---|---|---|---|
| CVE-2026-77117 | Medium | glibc-2.44 | 2.44-r7 | — |
| CVE-2026-80489 | Medium | glibc-2.44 | 2.44-r7 | — |
| CVE-2026-8674 | Medium | glibc-2.44 | 2.44-r7 | — |
| CVE-2026-89092 | Medium | glibc-2.44 | 2.44-r7 | — |
Everything is verifiable without an account. Copy and run:
Build provenance (SLSA v1.0, Build L2)
gh attestation verify oci://ghcr.io/rtvkiz/minimal-unbound:latest --owner rtvkizCosign signature
cosign verify \
--certificate-identity-regexp='https://github.com/rtvkiz/minimal/' \
--certificate-oidc-issuer='https://token.actions.githubusercontent.com' \
ghcr.io/rtvkiz/minimal-unbound:latestSBOM attestation (SPDX)
cosign verify-attestation --type spdxjson \
--certificate-identity-regexp='https://github.com/rtvkiz/minimal/' \
--certificate-oidc-issuer='https://token.actions.githubusercontent.com' \
ghcr.io/rtvkiz/minimal-unbound:latest \
| jq -r '.payload | @base64d | fromjson | .predicate'Signatures are logged in the public Rekor transparency log.
More Infrastructure images
Weighing this against another provider? The comparison pages publish head-to-head scan data with the raw dataset, including the images where Minimal comes off worse — or read the migration guide for what actually breaks when you switch.