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Release Notes

Follow new updates and improvements to Speechmatics.

1.4.0 - Realtime Kubernetes

Added

  • Added support for Gateway API HTTPRoute and ListenerSet resources for the proxy service.

    • Gateway API support can be used as an alternative to Ingress and an Ingress controller.

    • Gateway resources are not created by this chart and must be managed separately.

Updates

  • Updated the Redis dependency to use 8.6.4-alpine image.

  • Updated the Realtime container and GPU Transcription Inference Container version to 15.14.0. For more information, see the 15.14.0 container release notes.

  • Updated the sessiongroups CustomResourceDefinitions and controller.

    • Refer to the sm-realtime Helm chart RELEASE_NOTES.md for upgrade details.

Deprecated

  • Deprecated the proxy.ingress.url Helm value in favour of proxy.ingress.hostname for configuring the Ingress hostname.

    • Existing deployments remain compatible: if proxy.ingress.hostname is not set, the chart will continue to use proxy.ingress.url as a fallback.

Security fixes

Vulnerability Management

  • Software Bill of Materials (SBOM) is available for download from the corresponding release page in our Support Portal.

  • OpenVEX statements are also available for each image, download from the corresponding release page in our Support Portal. These encode our assessment of CVEs that don't affect this release.

Non-Applicable CVEs

The following vulnerabilities were reviewed and determined to have no security impact on this release due to specific configurations or the use of closed, trusted environments.

Container

Component

Identified CVEs

Reason

Transcriber (Realtime)

libgstreamer

CVE-2025-3887

Manually patched (build 1.24.2-sm-1320260); scanners may still flag it because the base version string remains unchanged

Transcriber (Realtime)

ffmpeg and bundled codec libraries (libopenexr, libmfx1, libde265, libzvbi, libopenh264, libopenjp2, libvo-amrwbenc, libsndfile, libsoup, libcurl, libp11-kit, glib-networking)

Multiple CVEs - see attached OpenVEX file for full per-CVE list

False positives: most stem from scanners matching against an older ffmpeg version tracker rather than the newer Speechmatics build (8.1.1) actually shipped; the rest are codec paths (video encode/decode, teletext, JPEG2000, etc.) never invoked by our audio-only decode-to-WAV pipeline

Transcriber (Realtime)

transformers

CVE-2026-4372, CVE-2026-1839

Model-loading / checkpoint-deserialization RCE path not invoked at runtime - the deployed code never calls from_pretrained / AutoModel

Transcriber (Realtime)

python3-pip (vendored urllib3/requests)

CVE-2024-35195, CVE-2025-66418, CVE-2025-66471, CVE-2026-21441, CVE-2026-9375

Build/install-time only, not on any runtime path

GPU Inference Server (Transcription)

wheel, setuptools

CVE-2026-24049, CVE-2024-6345, CVE-2025-47273

Base-image packaging tooling not invoked at inference runtime; fixes available, to be picked up in a future rebuild

The control-plane components and bundled Redis image were also scanned (Medium severity and above) and no High or Critical vulnerabilities were identified.

1.3.0 - Realtime Kubernetes

Updates


  • Updates Redis dependency to use 8.6.3-alpine image.

    • Redis is deployed using community image from a dependent helm chart (“sm-redis”) instead of Bitnami image and helm chart.

  • Updates Realtime container version to 15.7.0. For more information, see the 15.7.0 container release notes.

  • Updates sessiongroups CustomResourceDefinitions and controller. Refer to the sm-realtime Helm chart RELEASE_NOTES.md for upgrade details.

Security fixes


Vulnerability Management

  • Software Bill of Materials (SBOM) is available for download from the corresponding release page in our Support Portal.

  • libgstreamer (CVE-2025-3887): This component has been manually patched to address CVE-2025-3887. Note: Security scanners may still flag this component as vulnerable because the base version string remains unchanged

Non-Applicable CVEs

The following vulnerabilities were reviewed and determined to have no security impact on this release due to specific configurations or the use of closed, trusted environments:

Component

Identified CVEs

python-multipart

CVE-2026-42561

urllib3

CVE-2026-44431, CVE-2026-44432

1.2.0 Realtime Kubernetes

Updates


  • Enables repopulation to automatically restore cluster state in the event of Redis data loss.

  • Supports language and operating-point based model cost generation for the custom inference server recipe. Refer to the sm-realtime Helm chart README.md for configuration details.

  • Updates Realtime container version to 15.0.0. For more information, see the 15.0.0 container release notes.

Security fixes


Vulnerability Management

  • Software Bill of Materials (SBOM) is available for download from the corresponding release page in our Support Portal.

  • libgstreamer (CVE-2025-3887): This component has been manually patched to address CVE-2025-3887. Note: Security scanners may still flag this component as vulnerable because the base version string remains unchanged

  • Redis versioning: This release by default uses Redis version 8.2.1 with publicly disclosed security vulnerabilities (CVEs) that have been assessed to not impact this product. Users who require additional security controls or remediation for these CVEs can choose to deploy a different Redis version which remediates issues of concern.

Non-Applicable CVEs

The following vulnerabilities (including those reported for the third-party package Redis version) were reviewed and determined to have no security impact on this release due to specific configurations or the use of closed, trusted environments:

Component

Identified CVEs

redis

CVE-2025-49844, CVE-2025-46817, CVE-2025-46818, CVE-2025-46819, CVE-2025-62507

stdlib

CVE-2025-58183, CVE-2025-61726, CVE-2025-61728, CVE-2025-61729, CVE-2025-68121

protobuf

CVE-2026-0994

crytptography

CVE-2026-26007

General Libs

libc (CVE-2025-4802, CVE-2026-0861), libpam (CVE-2025-6020), libssl3 (CVE-2025-15467, CVE-2025-69419, CVE-2025-69421)zlib (CVE-2023-45853), gpgv(CVE-2025-68973, CVE-2026-24882)

Others

perl (CVE-2023-31484)

Earlier updates