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WolfStack v25.21.3

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@github-actions github-actions released this 29 Aug 11:18
· 13 commits to master since this release

v25.21.3: a bare cluster secret can no longer run commands, open consoles or touch files through any endpoint

25.9.3 fixed GHSA-r3mw-2wmq-j6jg on five endpoints by name; the same
capability was still reachable through /api/wolfflow/exec and ~40 other
exec/console/file handlers with nothing but a valid cluster secret. Every
shell-class handler now takes the operator gate, legitimate forwarding
callers stamp attribution, and the AI action filter catches curl x | bash.
Reported by @baeseungwon1010.

Co-Authored-By: CodeWolf paul@wolf.uk.com
Co-Authored-By: Wolf Software Systems Ltd paul@wolf.uk.com
Claude-Session: https://claude.ai/code/session_01Y3XvLuAXChuooji253ujcy


Verifying this release

Each binary is signed via cosign keyless OIDC (no key distribution — signing identity is the GitHub Actions workflow itself, anchored to the Sigstore Fulcio CA and the Rekor transparency log) and ships with a SLSA build provenance attestation.

Verify the cosign signature:

cosign verify-blob \
  --bundle wolfstack-x86_64.cosign.bundle \
  --certificate-identity-regexp 'https://github.com/wolfsoftwaresystemsltd/WolfStack/\.github/workflows/release\.yml@.*' \
  --certificate-oidc-issuer 'https://token.actions.githubusercontent.com' \
  wolfstack-x86_64

Verify the build provenance:

gh attestation verify wolfstack-x86_64 --repo wolfsoftwaresystemsltd/WolfStack

Verify the SHA-256 checksum:

sha256sum -c SHA256SUMS

Artifacts

  • wolfstack-x86_64 / wolfstack-aarch64 / wolfstack-armv7 — static musl binaries (Linux x86_64, ARM64 / Raspberry Pi 4+, and 32-bit ARM).
  • wolfstack-<arch>.cosign.bundle — cosign signature bundle (cert + signature + Rekor entry).
  • SHA256SUMS — checksums for both binaries.

For per-version history see CHANGELOG.md.