HPACK decoder: enforce table size update sequencing#626
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arturobernalg merged 1 commit intoapache:masterfrom Feb 19, 2026
Merged
HPACK decoder: enforce table size update sequencing#626arturobernalg merged 1 commit intoapache:masterfrom
arturobernalg merged 1 commit intoapache:masterfrom
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Reject dynamic table size updates after the first header field in a block (RFC 7541 §4.2)
ok2c
approved these changes
Feb 19, 2026
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RFC 7541 4.2 says: “This dynamic table size update MUST occur at the beginning of the first header block following the change to the dynamic table size.”
This change rejects table size updates after the first header field in a header block and adds coverage for mid-block updates.