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Release 4.11.1 - #1029

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benoitc merged 2 commits into
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release/4.11.1
Nov 13, 2026
Merged

benoitc merged 2 commits into
masterfrom
release/4.11.1

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@benoitc benoitc commented Nov 13, 2026 •

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Security release bumping webtransport to 0.5.8.

Before, a WebTransport cacertfile that could not be read was skipped and, over HTTP/3, the server was checked against the system trust store instead of the CAs you chose. A server could also make a WebTransport session grow its memory without limit. Both are fixed in webtransport 0.5.7/0.5.8.

Behavior change: a WebTransport send that would exceed 4 MiB waiting for flow-control credit now returns {error, send_buffer_full}.

Security release: an unusable cacertfile no longer falls back to the
system trust store, and per-session memory is now bounded.
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benoitc merged commit 3aff795 into master Nov 13, 2026
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benoitc deleted the release/4.11.1 branch November 13, 2026 16:52
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