Threats Tagged 'ghsa-h2qv-fj59-j46j'
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Threats Tagged 'ghsa-h2qv-fj59-j46j'
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### Impact The HAProxy PROXY protocol v2 codec in netty leaks native or heap memory on every connection when a client sends a syntactically valid header containing nested `PP2_TYPE_SSL` TLVs (type-length-value records) at depth two or greater. The leak occurs on the successful parse path — no exception is thrown, the message fires downstream, the decoder removes itself, and the application releases the `HAProxyMessage` normally. Yet the underlying cumulation buffer (a pooled, potentially direct `ByteBuf` allocated by the channel) remains permanently pinned. Join the discussion | GCVE Database | 06/11/2026, 20:19:27 UTC Added: 07/10/2026, 09:26:20 UTC |
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