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docker build --progress=none hides the stderr output of any failing command

status/triage

Status: Open.

Bug

#6513 In moby/buildkit;

· anordal opened on Feb 9, 2026

CopyIgnoredFile linter triggers with negated matches and "COPY . $target"

area/dockerfile

area/dockerfile/checks

status/triage

Status: Open.

Bug

#6512 In moby/buildkit;

· sudo-bmitch opened on Feb 8, 2026

Support secret mounts for <code>ADD</code> instruction with HTTP(S) authentication

status/triage

Status: Open.

Enhancement

#6511 In moby/buildkit;

· shresthaujjwal opened on Feb 6, 2026

enhancement: add build check for uses of <code>DEBIAN_FRONTEND</code> in Dockerfiles

area/dockerfile

area/dockerfile/checks

status/triage

Status: Open.

Enhancement

#6510 In moby/buildkit;

· thaJeztah opened on Feb 4, 2026

Support multiple input dockerfiles (single frontend)

status/triage

Status: Open.

Enhancement

#6508 In moby/buildkit;

· fenollp opened on Feb 2, 2026

BuildKit drops inherited CMD when child image sets only ENTRYPOINT

status/triage

Status: Open.

Bug

#6506 In moby/buildkit;

· CWSpear opened on Feb 2, 2026

Buildkit fails on AKSUbuntu-2204gen2containerd-202601.13.0 node pool version (<code>can't open cgroup: openat2 /sys/fs/cgroup/kubepods.slice/kubepods-besteffort.slice [...]: no such or directory: unknown</code>)

kind/external

status/triage

Status: Open.

Bug

#6505 In moby/buildkit;

· varun-vijayagopal opened on Feb 2, 2026

Cache image layers extraction is very slow without any apparent reason, even on high end hardware

status/triage

Status: Open.

Bug

#6499 In moby/buildkit;

· santimar opened on Jan 28, 2026

When using <code>--mount=type=secret,env=...</code> it should be possible to select the environment variable behaviour if the secret is not present

status/triage

Status: Open.

Enhancement

#6498 In moby/buildkit;

· jonathanrainer opened on Jan 28, 2026

Vulnerability in buildkit project (sigstore package related to its legacy TUF client)

status/triage

Status: Open.

Bug

#6488 In moby/buildkit;

· ankitdn opened on Jan 23, 2026

buildkit/buildx/binfmt unable to build/run aarch64 images using gnu tar with CVE-2025-34482 patch

status/triage

Status: Open.

Bug

#6475 In moby/buildkit;

· chadlwilson opened on Jan 20, 2026

.dockerignore vs inaccessible folders

status/needs-investigation

Status: Open.

Bug

#6454 In moby/buildkit;

· patrikbeno opened on Jan 13, 2026