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Ubuntu: USN-4600-2 (CVE-2020-11612): Netty vulnerabilities

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Ubuntu: USN-4600-2 (CVE-2020-11612): Netty vulnerabilities

Severity
5
CVSS
(AV:N/AC:L/Au:N/C:N/I:N/A:P)
Published
04/07/2020
Created
10/29/2020
Added
10/28/2020
Modified
03/08/2021

Description

The ZlibDecoders in Netty 4.1.x before 4.1.46 allow for unbounded memory allocation while decoding a ZlibEncoded byte stream. An attacker could send a large ZlibEncoded byte stream to the Netty server, forcing the server to allocate all of its free memory to a single decoder.

Solution(s)

  • ubuntu-upgrade-libnetty-java

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