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Red Hat Product Errata RHSA-2026:37271 - Security Advisory
Issued:
2026-07-09
Updated:
2026-07-09

RHSA-2026:37271 - Security Advisory

  • Overview
  • Updated Images

Synopsis

RHTAS 1.4.2 - Red Hat Trusted Artifact Signer Release

Type/Severity

Security Advisory: Important

Topic

The 1.4.2 release of Red Hat Trusted Artifact Signer OpenShift Operator.
For more details please visit the product documentation at https://access.redhat.com/documentation/en-us/red_hat_trusted_artifact_signer/1.4

Description

The RHTAS Operator can be used with OpenShift Container Platform 4.17, 4.18, 4.19, 4.20, 4.21, 4.22

Solution

Red Hat Trusted Artifact Signer simplifies cryptographic signing and verifying of software artifacts such as container images, binaries and source code changes. It is a self-managed on-premise deployment of the Sigstore project available at https://sigstore.dev

Platform Engineers, Software Developers and Security Professionals may use RHTAS to ensure the integrity, transparency and assurance of their organization's software supply chain.

For details on using the operator, refer to the product documentation at https://access.redhat.com/documentation/en-us/red_hat_trusted_artifact_signer/1.4

You can find the release notes for this version of Red Hat Trusted Artifact Signer at https://access.redhat.com/documentation/en-us/red_hat_trusted_artifact_signer/1.4/html-single/release_notes/index

Affected Products

  • Red Hat Trusted Artifact Signer (RHTAS)

Fixes

(none)

CVEs

  • CVE-2026-39828
  • CVE-2026-39829
  • CVE-2026-39830
  • CVE-2026-39832
  • CVE-2026-39833
  • CVE-2026-39835
  • CVE-2026-42151

References

  • https://access.redhat.com/documentation/en-us/red_hat_trusted_artifact_signer/1.4
  • https://access.redhat.com/documentation/en-us/red_hat_trusted_artifact_signer/1.4/html-single/release_notes/index
  • https://access.redhat.com/security/updates/classification/

amd64

registry.redhat.io/rhtas/cosign-rhel9@sha256:4a1174f4cdc367db08f99ccb9586bf0ff8faa47c3360482b4fb33e75588b53eb
registry.redhat.io/rhtas/fetch-tsa-certs-rhel9@sha256:f8b01d3f2d6400b4208d80d8b66eab7b1f4ec2cd4dcdef06552c3d05db0e896e
registry.redhat.io/rhtas/gitsign-rhel9@sha256:4f95c088ef66165779e4b2d5ba89cf2594dd0d837bb707350712dc13b8a27c90
registry.redhat.io/rhtas/rekor-cli-rhel9@sha256:0ef106aebc41f050e4833a546a4259c877f3852b94ee914c16a6d646c82d6ec2
registry.redhat.io/rhtas/updatetree-rhel9@sha256:3a7241f722dbbc7f3bc86cfb15cf2b0d96738ad60ad49dbb0b413c524d50013f

arm64

registry.redhat.io/rhtas/cosign-rhel9@sha256:15a1e1d82e2ac631cb5bd6aa420fad3f7e52c414d4efba2d642ace24c5b9f3b4
registry.redhat.io/rhtas/fetch-tsa-certs-rhel9@sha256:74f364bbf2fe939ce8a02f19afd8f43aa2478090c99067add41b6aff004fda4c
registry.redhat.io/rhtas/gitsign-rhel9@sha256:f9877376bb17567472e84a42ce27273ec3c537103a58d3ff5b616da1b9c18b75
registry.redhat.io/rhtas/rekor-cli-rhel9@sha256:4565fb543e312c3d113f415fe7d59267086c16a98d8567d2094aed58ff63586e
registry.redhat.io/rhtas/updatetree-rhel9@sha256:d034bb82bde1eafe676ce11295bcac3a1e653cab1aa0eb1c61e494b8069f1582

ppc64le

registry.redhat.io/rhtas/cosign-rhel9@sha256:f8a19541958467e3f1aa9ddd2868f20ce7cb760581c3c965941bedade78058ef
registry.redhat.io/rhtas/fetch-tsa-certs-rhel9@sha256:55bf157183d6a9df8032ca0ab62c418a3cc8b591b1a26a193c5eed36bebd01ac
registry.redhat.io/rhtas/gitsign-rhel9@sha256:7c443c3f2c72d1c3cd6ce6cde49a3b781a1b6336bd9b2d974cd69cdfa4c94098
registry.redhat.io/rhtas/rekor-cli-rhel9@sha256:ad6c77b11bdde5dcd5bdddcedfea9f0422e3b685fbf224165a20605b1882d8fc
registry.redhat.io/rhtas/updatetree-rhel9@sha256:01024a46eac2bb846cee776132a6ce78a69fdc9dfe75df7a0fb379bed6444db1

s390x

registry.redhat.io/rhtas/cosign-rhel9@sha256:e1b929b778eb5dc42b81c18cf1cab4a989ec9124de99dbabdaaec8f0531b41ae
registry.redhat.io/rhtas/fetch-tsa-certs-rhel9@sha256:c9094568f2e694d6a3c7b0162f3b68a2ef9d2f299efce735afc582f66a27130b
registry.redhat.io/rhtas/gitsign-rhel9@sha256:ce50f18c962fc813d635461aa9e9bc4fdbf7e8236731caa49b05c1770465cac2
registry.redhat.io/rhtas/rekor-cli-rhel9@sha256:0187f0248ce7d219797450636bedd086e14ee6932e676bb51d35592306965583
registry.redhat.io/rhtas/updatetree-rhel9@sha256:205ef0889fb950e337a07d793cec8cbdfd713c4190ddb374f8c2a6206506a66e

The Red Hat security contact is secalert@redhat.com. More contact details at https://access.redhat.com/security/team/contact/.

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