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For the complete documentation index, see llms.txt. Markdown versions of all docs pages are available by appending .md to any docs URL.

1.25.5-patch0

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Solo build of Istio version 1.25.5-patch0 patch release.

This release note describes the changes of Solo builds between Istio versions 1.25.5 and 1.25.5-patch0, a Solo-specific release.

Security Notice

This build includes fixes for the Envoy CVEs:

  • CVE-2025-62504: (CVSS score 6.5, Medium): Lua modified large enough response body will cause Envoy to crash.
  • CVE-2025-62409: (CVSS score 6.6, Medium): Large requests and responses can cause TCP connection pool crash.

General Changes

  • Bumped base image of the distroless variant to pick up fixes for CVE-2025-8058.

Solo Flavor Changes

No changes in this section.

FIPS Flavor Changes

No changes in this section.