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Last updated on Oct 17, 2026 at 3:38pm UTC

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Previous incidents

Oct 16, 2026

Build and runtime failures related to the OpenSSL 4 transition

Resolved

Resolved Oct 16, 2026 at 8:32pm UTC

This issue has been resolved. The OpenSSL 4 transition is complete, all Chainguard images and packages are now on OpenSSL 4, and our services are operating normally. Customers whose builds mix OpenSSL 3 and OpenSSL 4, or who run prebuilt software that still needs the OpenSSL 3 libraries, have been contacted directly with migration steps and a hardened OpenSSL 3.5 option.

For full details, see our knowledge base article:
[KB: OpenSSL 4 transition complete and a hardened OpenSSL 3.5 option](h...

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