RHSA-2026:5447HighCVSS 8.2

Red Hat Security Advisory: RHTAS 1.3.3 - Red Hat Trusted Artifact Signer Release

Published
March 23, 2026
Last Modified
August 31, 2026

🔗 CVE IDs covered (4)

CVE-2025-61728 →CVE-2026-24842 →CVE-2026-26960 →CVE-2025-61726 →

📋 Description

CVE-2025-61726 — golang: net/url: Memory exhaustion in query parameter parsing in net/url CVE-2025-61728 — golang: archive/zip: Excessive CPU consumption when building archive index in archive/zip CVE-2026-24842 — node-tar: tar: node-tar: Arbitrary file creation via path traversal bypass in hardlink security check CVE-2026-26960 — node-tar: node-tar: Arbitrary file read/write via malicious archive hardlink creation

🎯 Affected products11

  • Red Hat Trusted Artifact Signer 1.3
  • registry.redhat.io/rhtas/certificate-transparency-rhel9@sha256:61aeb8693f27b60dd35e3dd1961d14bd95988cae70d649b340045619e5de7acf_amd64 as a component of Red Hat Trusted Artifact Signer 1.3
  • registry.redhat.io/rhtas/fulcio-rhel9@sha256:d71caff0f67fe8d9665d39193d955fc9352224f647406a40e56428dd6cd24953_amd64 as a component of Red Hat Trusted Artifact Signer 1.3
  • registry.redhat.io/rhtas/rekor-backfill-redis-rhel9@sha256:8d201eb6b1399f0373fb8456683bb2976dc6644745b7f285af3eb83ca3a0d0a7_amd64 as a component of Red Hat Trusted Artifact Signer 1.3
  • registry.redhat.io/rhtas/rekor-search-ui-rhel9@sha256:865dd51e80034018400794d07edc0b546c6e4de7e2351dddc7f1f6378e1ffdd0_amd64 as a component of Red Hat Trusted Artifact Signer 1.3
  • registry.redhat.io/rhtas/rekor-server-rhel9@sha256:5ffaf92fc557cb891a546ae2682d4e0259166ad6d935970dc958d255abc29a48_amd64 as a component of Red Hat Trusted Artifact Signer 1.3
  • registry.redhat.io/rhtas/timestamp-authority-rhel9@sha256:1ff8c1082274d8ae809e67d5c24e8c4365f2f4e0ce0dea6a2a95c1fac89f2d98_amd64 as a component of Red Hat Trusted Artifact Signer 1.3
  • registry.redhat.io/rhtas/trillian-database-rhel9@sha256:6ca4eb17da6277b142a3353b675d735c106868f827243eaef70cd1ec01d36307_amd64 as a component of Red Hat Trusted Artifact Signer 1.3
  • registry.redhat.io/rhtas/trillian-logserver-rhel9@sha256:f02c58838bf882d9b5d82a1a96e8ab29ce6033ae1b64418118fba43eb9151b41_amd64 as a component of Red Hat Trusted Artifact Signer 1.3
  • registry.redhat.io/rhtas/trillian-logsigner-rhel9@sha256:8ef614441b76914f5727f5bec23a9d8dc2785ca7fd6a2516f393529b7801da53_amd64 as a component of Red Hat Trusted Artifact Signer 1.3
  • registry.redhat.io/rhtas/trillian-redis-rhel9@sha256:cc686a64f9ae83adecc7a0ffe8a6b82f0750dc39ad05654a8087cf780a1c3b3a_amd64 as a component of Red Hat Trusted Artifact Signer 1.3

✅ Remediation

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/1.3 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/1.3/html-single/release_notes/index Workaround: Red Hat has investigated whether a possible mitigation exists for this issue, and has not been able to identify a practical example. Please update the affected package as soon as possible. Workaround: To mitigate this vulnerability, implement a timeout in your archive/zip processing logic to abort the operation if it exceeds a few seconds, preventing the application from consuming an excessive amount of resources. Workaround: Mitigation for this issue is either not available or the currently available options do not meet the Red Hat Product Security criteria comprising ease of use and deployment, applicability to widespread installation base, or stability.

🔗 References (9)