RHLW-2026-6F1A404174E2316F Lightwell Security Advisory: netty-codec-redis 4.1.100.Final-rhlw-00001

Red Hat Lightwell has released io.netty:netty-codec-redis 4.1.100.Final-rhlw-00001 with backported fixes for CVE-2026-42586, CVE-2026-44250, CVE-2026-44890, CVE-2026-48006, CVE-2026-50011, and CVE-2026-56818. CVE-2026-42586: Netty: CRLF Injection in Netty Redis Codec Encoder CVE-2026-44250: Netty...

SUSE CVE-2026-93572

A flaw was found in Netty's RedisArrayAggregator component. A remote attacker can exploit this vulnerability by sending specially crafted nested Redis RESP array headers. This can cause the RedisArrayAggregator to eagerly preallocate a large amount of heap memory, leading to heap memory exhaustio...

CVE-2026-93572: Allocation of Resources Without Limits or Throttling

A flaw was found in Netty's RedisArrayAggregator component. A remote attacker can exploit this vulnerability by sending specially crafted nested Redis RESP array headers. This can cause the RedisArrayAggregator to eagerly preallocate a large amount of heap memory, leading to heap memory exhaustio...

CVE-2026-44890 Netty has Unbounded Direct Memory Consumption in its RedisDecoder

Netty is a network application framework for development of protocol servers and clients. In netty-codec-redis prior to versions 4.1.135.Final and 4.2.15.Final, an attacker can cause DoS by sending crafted Redis payloads across multiple connections without \r\n. This exhausts the server's direct...

CVE-2026-44890 Netty has Unbounded Direct Memory Consumption in its RedisDecoder

Netty is a network application framework for development of protocol servers and clients. In netty-codec-redis prior to versions 4.1.135.Final and 4.2.15.Final, an attacker can cause DoS by sending crafted Redis payloads across multiple connections without \r\n. This exhausts the server's direct...

GHSA-6GHJ-FRRJ-JJJ3 Netty has Unbounded Direct Memory Consumption in its RedisDecoder

Summary An attacker can cause DoS by sending crafted Redis payloads across multiple connections without \r\n. This exhausts the server's direct memory pool OutOfDirectMemoryError, preventing legitimate connections from being processed. Details io.netty.handler.codec.redis.RedisDecoder decodes the...

Netty has Unbounded Direct Memory Consumption in its RedisDecoder

Summary An attacker can cause DoS by sending crafted Redis payloads across multiple connections without \r\n. This exhausts the server's direct memory pool OutOfDirectMemoryError, preventing legitimate connections from being processed. Details io.netty.handler.codec.redis.RedisDecoder decodes the...