- Security release addressing CVE‑2021‑22930 (use‑after‑free in http2 stream canceling).
- Fixes regressions introduced by ICU updates affecting internationalization.
- Updates npm to 6.14.14, backports multiple V8 changes, and improves debugger, build, docs and tests.
2021-07-29, Version 14.17.4 'Fermium' (LTS), @richardlau
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Added crypto STORE loader support for loading private keys and updated root certificates to NSS 3.125, including Argon2 and FIPS‑mode fixes
Added new APIs: ffi.getCurrentEventLoop, test runner context.log() with test:log event, and pattern cache for matchGlobPattern() (SEMVER MINOR).
Added new APIs such as `buffer.blob.textStream()`, experimental ESM `import text` flag, `ReadableStreamTee`, and synchronous dgram socket methods (`connectSync`, `bindSync`).