github bytecodealliance/wasmtime v50.0.1

latest releases: v48.0.8, v49.0.5
3 hours ago

50.0.1

Released 2026-10-29.

Fixed

  • wasi-sockets: UDP connect only required the address to be permitted for
    sending or receiving, allowing guests to send datagrams to addresses denied
    for UdpSend.
    GHSA-hmmr-87qq-258j

  • Cross-engine type confusion with host-created struct-types-with-supertypes
    has been fixed.
    GHSA-qw58-7h65-crq2

  • Panic with typed functions with i31 or nullref arguments has been fixed.
    GHSA-3982-jqvv-277m

  • Unchecked memory usage in transferring borrowed resources between components
    has been fixed.
    GHSA-6fr9-xmw9-5352

  • Fixed a possibility of content-length being invalid or not matching body
    length in wasi-http p2.
    GHSA-h4wp-g4x3-7398

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