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[SECURITY] [DLA 3268-1] netty security update

Debian LTS Advisory DLA-3268-1                debian-lts@lists.debian.org
https://www.debian.org/lts/security/                      Markus Koschany
January 11, 2023                              https://wiki.debian.org/LTS

Package        : netty
Version        : 1:4.1.33-1+deb10u3
CVE ID         : CVE-2021-37136 CVE-2021-37137 CVE-2021-43797 CVE-2022-41881 
Debian Bug     : 1027180 1014769 1001437

Several out-of-memory, stack overflow or HTTP request smuggling vulnerabilities
have been discovered in Netty, a Java NIO client/server socket framework, which
may allow attackers to cause a denial of service or bypass restrictions when
used as a proxy.

For Debian 10 buster, these problems have been fixed in version

We recommend that you upgrade your netty packages.

For the detailed security status of netty please refer to
its security tracker page at:

Further information about Debian LTS security advisories, how to apply
these updates to your system and frequently asked questions can be
found at: https://wiki.debian.org/LTS

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