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Debian Security Advisory DSA-4885-1                   security@debian.org
https://www.debian.org/security/                       Moritz Muehlenhoff
April 05, 2021                        https://www.debian.org/security/faq
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Package        : netty
CVE ID         : CVE-2019-20444 CVE-2019-20445 CVE-2020-7238 CVE-2020-11612 
                 CVE-2021-21290 CVE-2021-21295 CVE-2021-21409

Multiple security issues were discovered in Netty, a Java NIO
client/server framework, which could result in HTTP request smuggling,
denial of service or information disclosure.

For the stable distribution (buster), these problems have been fixed in
version 1:4.1.33-1+deb10u2.

We recommend that you upgrade your netty packages.

For the detailed security status of netty please refer to
its security tracker page at:
https://security-tracker.debian.org/tracker/source-package/netty

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

Mailing list: debian-security-announce@lists.debian.org