CVE-2026-48748

Published: Jun 12, 2026Modified: Jun 12, 2026

7.5

Vector

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H

Exploitability: 3.9 / Impact: 3.6

Source: security-advisories@github.com (Secondary)

Description

Netty is a network application framework for development of protocol servers and clients. Prior to version 4.2.15.Final, a memory exhaustion vulnerability in the Netty HTTP/3 codec allows the creation of an infinite number of blocked streams, which can cause OOM error. Version 4.2.15.Final patches the issue.

Related CWEs

CWE-770

Allocation of Resources Without Limits or Throttling

The product allocates a reusable resource or group of resources on behalf of an actor without imposing any restrictions on the size or number of resources that can be allocated, in violation of the intended security policy for that actor.

References (2)

https://github.com/netty/netty/releases/tag/netty-4.2.15.Final

Source: security-advisories@github.com

https://github.com/netty/netty/security/advisories/GHSA-4grm-h2qv-h6w6

Source: security-advisories@github.com

Timeline

No history available yet.