Memory Leak

Netty is vulnerable to a Memory Leak. The vulnerability is due to failure to release retained or newly allocated ByteBuf objects when IDN.toASCII or encodeDomainName reject a malformed domain name, where the exception occurs before the buffer is assigned to the DnsRecord content field, allowing...

UBUNTU-CVE-2026-73508

Netty is an asynchronous, event-driven network application framework. Prior to 4.1.136.Final and 4.2.16.Final, io.netty.handler.codec.dns.AbstractDnsRecord, io.netty.handler.codec.dns.DefaultDnsRecordDecoder.decodeRecord, and io.netty.handler.codec.dns.DnsCodecUtil.decompressDomainName failed to...

EUVD-2026-58086

Netty is an asynchronous, event-driven network application framework. Prior to 4.1.136.Final and 4.2.16.Final, io.netty.handler.codec.dns.AbstractDnsRecord, io.netty.handler.codec.dns.DefaultDnsRecordDecoder.decodeRecord, and io.netty.handler.codec.dns.DnsCodecUtil.decompressDomainName failed to...

CVE-2026-73508 Netty: Memory Leak in DNS Record Decoder via Malformed Domain Names

Netty is an asynchronous, event-driven network application framework. Prior to 4.1.136.Final and 4.2.16.Final, io.netty.handler.codec.dns.AbstractDnsRecord, io.netty.handler.codec.dns.DefaultDnsRecordDecoder.decodeRecord, and io.netty.handler.codec.dns.DnsCodecUtil.decompressDomainName failed to...