Skip to content

Fix(ci): Bump verify-recipes cosign to v2.6.3 for referrer-stored attestation discovery #201

New issue

Have a question about this project? Sign up for a free GitHub account to open an issue and contact its maintainers and the community.

Sign up for GitHub

By clicking “Sign up for GitHub”, you agree to our terms of service and privacy statement. We’ll occasionally send you account related emails.

Already on GitHub? Sign in to your account

Merged
allenfbyrd merged 1 commit into from
Jul 18, 2026
Merged

Fix(ci): Bump verify-recipes cosign to v2.6.3 for referrer-stored attestation discovery #201

Show file tree
Hide file tree
Changes from all commits
Commits
Show all changes
1 commit
Select commit
File filter

Filter by extension

Filter by extension
Conversations
Failed to load comments.
Loading
Jump to
Jump to file
Failed to load files.
Loading
Diff view
Diff view
8 changes: 7 additions & 1 deletion .github/workflows/verify-recipes.yml
View file
Open in desktop
Original file line number Diff line number Diff line change
Expand Up @@ -61,7 +61,13 @@ jobs:
- name: Install cosign
uses: sigstore/cosign-installer@6f9f17788090df1f26f669e9d70d6ae9567deba6 # v4.1.2
with:
cosign-release: 'v2.4.1'
# cosign >= 2.6 is required to DISCOVER the SLSA provenance
# attestation that actions/attest-build-provenance stores via the
# OCI 1.1 referrers API (Recipe 3). cosign 2.4.x verifies the image
# signature fine but returns "no matching attestations" for the
# referrer-stored attestation. gh attestation verify (any version)
# also finds it; this recipe uses cosign, so pin a version that can.
cosign-release: 'v2.6.3'

# Same pinned scanner the osv gate / rescan use (version + SHA256).
- name: Install osv-scanner (v2.4.0, checksum-verified)
Expand Down
7 changes: 7 additions & 0 deletions docs/verification.md
View file
Open in desktop
Original file line number Diff line number Diff line change
Expand Up @@ -129,6 +129,13 @@ osv-scanner scan source -L evidentia-sbom.cdx.json
The container's `cosign verify` output above includes the SLSA Provenance v1
attestation inline. To extract it:

> **Requires cosign ≥ 2.6.** The provenance attestation is stored via the
> OCI 1.1 referrers API (pushed by `actions/attest-build-provenance`); cosign
> 2.4.x can verify the image signature but returns `no matching attestations`
> for the referrer-stored attestation. If you are pinned to an older cosign,
> use the tool-native `gh attestation verify oci://ghcr.io/polycentric-labs/evidentia:v0.11.0 -R Polycentric-Labs/evidentia`
> instead (any `gh` version finds it).

**Bash / Linux / macOS**

```bash
Expand Down
7 changes: 7 additions & 0 deletions docs/wiki/6-project/verification.md
View file
Open in desktop
Original file line number Diff line number Diff line change
Expand Up @@ -132,6 +132,13 @@ osv-scanner scan source -L evidentia-sbom.cdx.json
The container's `cosign verify` output above includes the SLSA Provenance v1
attestation inline. To extract it:

> **Requires cosign ≥ 2.6.** The provenance attestation is stored via the
> OCI 1.1 referrers API (pushed by `actions/attest-build-provenance`); cosign
> 2.4.x can verify the image signature but returns `no matching attestations`
> for the referrer-stored attestation. If you are pinned to an older cosign,
> use the tool-native `gh attestation verify oci://ghcr.io/polycentric-labs/evidentia:v0.11.0 -R Polycentric-Labs/evidentia`
> instead (any `gh` version finds it).

**Bash / Linux / macOS**

```bash
Expand Down
Loading