EUVD-2026-33939

mint: Unbounded streams map growth via PUSHPROMISE without follow-up HEADERS...

CVE-2026-48862 Unbounded conn.streams growth in Mint HTTP/2 client via unenforced PUSH_PROMISE concurrency

Allocation of Resources Without Limits or Throttling vulnerability in elixir-mint Mint allows attacker-controlled HTTP/2 servers to exhaust memory in a Mint client via PUSHPROMISE flooding. In lib/mint/http2.ex, Mint.HTTP2.decodepushpromiseheadersandaddresponse/5 inserts a :reservedremote entry...

CVE-2026-48862 Unbounded conn.streams growth in Mint HTTP/2 client via unenforced PUSH_PROMISE concurrency

Allocation of Resources Without Limits or Throttling vulnerability in elixir-mint Mint allows attacker-controlled HTTP/2 servers to exhaust memory in a Mint client via PUSHPROMISE flooding. In lib/mint/http2.ex, Mint.HTTP2.decodepushpromiseheadersandaddresponse/5 inserts a :reservedremote entry...

CVE-2026-48862

Mint’s HTTP/2 client is vulnerable to unbounded growth of conn.streams due to PUSH_PROMISE handling. In Mint.HTTP2.decode_push_promise_headers_and_add_response/5, a :reserved_remote entry is created for every promised stream ID, and assert_valid_promised_stream_id/2 only checks that the ID is eve...

EEF-CVE-2026-48862 Unbounded conn.streams growth in Mint HTTP/2 client via unenforced PUSH_PROMISE concurrency

Summary Allocation of Resources Without Limits or Throttling vulnerability in elixir-mint Mint allows attacker-controlled HTTP/2 servers to exhaust memory in a Mint client via PUSH\PROMISE flooding. In lib/mint/http2.ex, Mint.HTTP2.decode\push\promise\headers\and\add\response/5 inserts a...