High severity7.5NVD Advisory· Published Aug 17, 2026
CVE-2026-59902
CVE-2026-59902
Description
Netty is an asynchronous, event-driven network application framework. Prior to 4.1.137.Final and 4.2.17.Final, io.netty.handler.codec.sctp.SctpMessageCompletionHandler limits incomplete messages and fragment counts but not maxBufferedBytes, allowing unauthenticated peers to exhaust memory with large SCTP fragments. This issue is fixed in versions 4.1.137.Final and 4.2.17.Final.
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Affected products
1Patches
Vulnerability mechanics
References
7- github.com/advisories/GHSA-2qj4-mmr9-4v2fghsaADVISORY
- github.com/netty/netty/commit/1b5abc6443b63726c72cdd285af2feb7ddbb8ff7nvd
- github.com/netty/netty/pull/17213nvd
- github.com/netty/netty/pull/17217nvd
- github.com/netty/netty/releases/tag/netty-4.1.137.Finalnvd
- github.com/netty/netty/releases/tag/netty-4.2.17.Finalnvd
- github.com/netty/netty/security/advisories/GHSA-2qj4-mmr9-4v2fnvd
News mentions
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