CVE-2026-54251

netty-incubator-codec-ohttp implements Oblivious HTTP OHTTP gateway and client functionality using Netty. Prior to 0.0.23.Final, the OHTTP gateway decryption path in codec-ohttp/src/main/java/io/netty/incubator/codec/ohttp/OHttpRequestResponseContext.java allocates a pooled direct ByteBuf for...

CVE-2026-54251 netty-incubator-codec-ohttp: [OHttpServerCodec] Native Direct-Memory Leak on AEAD Decryption Failure Leads to Gateway Denial of Service

netty-incubator-codec-ohttp implements Oblivious HTTP OHTTP gateway and client functionality using Netty. Prior to 0.0.23.Final, the OHTTP gateway decryption path in codec-ohttp/src/main/java/io/netty/incubator/codec/ohttp/OHttpRequestResponseContext.java allocates a pooled direct ByteBuf for...

CVE-2026-54251 netty-incubator-codec-ohttp: [OHttpServerCodec] Native Direct-Memory Leak on AEAD Decryption Failure Leads to Gateway Denial of Service

netty-incubator-codec-ohttp implements Oblivious HTTP OHTTP gateway and client functionality using Netty. Prior to 0.0.23.Final, the OHTTP gateway decryption path in codec-ohttp/src/main/java/io/netty/incubator/codec/ohttp/OHttpRequestResponseContext.java allocates a pooled direct ByteBuf for...

EUVD-2026-78879

netty-incubator-codec-ohttp implements Oblivious HTTP OHTTP gateway and client functionality using Netty. Prior to 0.0.23.Final, the OHTTP gateway decryption path in codec-ohttp/src/main/java/io/netty/incubator/codec/ohttp/OHttpRequestResponseContext.java allocates a pooled direct ByteBuf for...

CVE-2026-54251 netty-incubator-codec-ohttp: [OHttpServerCodec] Native Direct-Memory Leak on AEAD Decryption Failure Leads to Gateway Denial of Service

netty-incubator-codec-ohttp implements Oblivious HTTP OHTTP gateway and client functionality using Netty. Prior to 0.0.23.Final, the OHTTP gateway decryption path in codec-ohttp/src/main/java/io/netty/incubator/codec/ohttp/OHttpRequestResponseContext.java allocates a pooled direct ByteBuf for...

CVE-2026-54251: Improper Control of a Resource Through its Lifetime

netty-incubator-codec-ohttp implements Oblivious HTTP OHTTP gateway and client functionality using Netty. Prior to 0.0.23.Final, the OHTTP gateway decryption path in codec-ohttp/src/main/java/io/netty/incubator/codec/ohttp/OHttpRequestResponseContext.java allocates a pooled direct ByteBuf for...

CVE-2026-61799

creationtimestamp| type| source ---|---|--- 2026-08-20 20:35:08+00:00| published-proof-of-concept| https://github.com/netty/netty-incubator-codec-ohttp/security/advisories/GHSA-pgrf-4654-3gq8...

CVE-2026-63202

creationtimestamp| type| source ---|---|--- 2026-08-20 20:35:03+00:00| published-proof-of-concept| https://github.com/netty/netty-incubator-codec-ohttp/security/advisories/GHSA-4899-mpch-38p3...

GHSA-4899-MPCH-38P3 netty-incubator-codec-ohttp BinaryHttpParser: Unauthenticated CPU-exhaustion DoS via infinite loop in field-section decoding

BinaryHttpParser: Unauthenticated CPU-exhaustion DoS via infinite loop in field-section decoding - ID: BHTTP-LOOP-001 - Severity: High - CVSS v3.1: 7.5 — CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H - CWE: CWE-835 Loop with Unreachable Exit Condition — secondary CWE-400 Uncontrolled Resource...

netty-incubator-codec-ohttp BinaryHttpParser: Unauthenticated CPU-exhaustion DoS via infinite loop in field-section decoding

BinaryHttpParser: Unauthenticated CPU-exhaustion DoS via infinite loop in field-section decoding - ID: BHTTP-LOOP-001 - Severity: High - CVSS v3.1: 7.5 — CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H - CWE: CWE-835 Loop with Unreachable Exit Condition — secondary CWE-400 Uncontrolled Resource...

GHSA-HMQ9-67W8-J5PW netty-incubator-codec-ohttp: BinaryHttpParser should enforce limits for variable lengths fields

We don't enforce any limits for the encoded variable lengths that are used for fields. As the remote peer controls these it's easy for the remote peer to have us buffer data forever and so ultimately OOM...

netty-incubator-codec-ohttp: BinaryHttpParser should enforce limits for variable lengths fields

We don't enforce any limits for the encoded variable lengths that are used for fields. As the remote peer controls these it's easy for the remote peer to have us buffer data forever and so ultimately OOM...

GHSA-8CFX-WX3Q-MH5Q netty-incubator-codec-ohttp: Binary HTTP parser infinite loop on known-length field section boundary

Summary io.netty.incubator:netty-incubator-codec-bhttp can enter a non-terminating parse loop when a known-length Binary HTTP field section ends exactly after a complete field line. A remote peer that can send Binary HTTP input to a Netty pipeline using BinaryHttpParser / BinaryHttpDecoder can us...

netty-incubator-codec-ohttp: Binary HTTP parser infinite loop on known-length field section boundary

Summary io.netty.incubator:netty-incubator-codec-bhttp can enter a non-terminating parse loop when a known-length Binary HTTP field section ends exactly after a complete field line. A remote peer that can send Binary HTTP input to a Netty pipeline using BinaryHttpParser / BinaryHttpDecoder can us...

GHSA-PGRF-4654-3GQ8 netty-incubator-codec-ohttp: Binary HTTP parser unchecked varint length overflow causes decoder crash

Summary io.netty.incubator:netty-incubator-codec-bhttp uses attacker-controlled Binary HTTP variable-length integers as long values but accumulates them into int offsets. Large valid varint lengths wrap the internal offset negative, leading to unchecked ArrayIndexOutOfBoundsException /...

netty-incubator-codec-ohttp: Binary HTTP parser unchecked varint length overflow causes decoder crash

Summary io.netty.incubator:netty-incubator-codec-bhttp uses attacker-controlled Binary HTTP variable-length integers as long values but accumulates them into int offsets. Large valid varint lengths wrap the internal offset negative, leading to unchecked ArrayIndexOutOfBoundsException /...

netty-incubator-codec-ohttp: BoringSSL HPKE private key bytes exposed through toString() and exception messages

Summary io.netty.incubator:netty-incubator-codec-ohttp-hpke-classes-boringssl exposes raw HPKE private key bytes in string representations and error messages. BoringSSLAsymmetricCipherKeyPair.toString includes the private-key parameter object, and BoringSSLAsymmetricKeyParameter.toString renders...

GHSA-2MC4-J865-9Q4R netty-incubator-codec-ohttp: BoringSSL HPKE private key bytes exposed through toString() and exception messages

Summary io.netty.incubator:netty-incubator-codec-ohttp-hpke-classes-boringssl exposes raw HPKE private key bytes in string representations and error messages. BoringSSLAsymmetricCipherKeyPair.toString includes the private-key parameter object, and BoringSSLAsymmetricKeyParameter.toString renders...

GHSA-VMR9-J6WF-PMH2 netty-incubator-codec-ohttp: [OHttpServerCodec] Native Direct-Memory Leak on AEAD Decryption Failure Leads to Gateway Denial of Service

The netty-incubator-codec-ohttp library implements Oblivious HTTP OHTTP gateway and client functionality using Netty's ByteBuf memory management. When an OHTTP gateway processes encrypted client requests, it allocates a pooled direct native off-heap ByteBuf to hold the decrypted plaintext before...

netty-incubator-codec-ohttp: [OHttpServerCodec] Native Direct-Memory Leak on AEAD Decryption Failure Leads to Gateway Denial of Service

The netty-incubator-codec-ohttp library implements Oblivious HTTP OHTTP gateway and client functionality using Netty's ByteBuf memory management. When an OHTTP gateway processes encrypted client requests, it allocates a pooled direct native off-heap ByteBuf to hold the decrypted plaintext before...