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==========================================================================
Ubuntu Security Notice USN-7284-1
February 24, 2025
netty vulnerabilities
==========================================================================
A security issue affects these releases of Ubuntu and its derivatives:
- Ubuntu 24.10
- Ubuntu 24.04 LTS
- Ubuntu 22.04 LTS
- Ubuntu 20.04 LTS
- Ubuntu 18.04 LTS
- Ubuntu 16.04 LTS
Summary:
Several security issues were fixed in Netty.
Software Description:
- netty: Java NIO client/server socket framework
Details:
Jonathan Leitschuh discovered that Netty did not correctly handle file
permissions when writing temporary files. An attacker could possibly use
this issue to leak sensitive information. (CVE-2022-24823)
It was discovered that Netty did not correctly handle limiting the number
of fields when decoding a HTTP request. An attacker could possibly use
issue to cause a denial of service. This issue only affected
Ubuntu 16.04 LTS, Ubuntu 18.04 LTS, Ubuntu 20.04 LTS, Ubuntu 22.04 LTS and
Ubuntu 24.04 LTS. (CVE-2024-29025)
Update instructions:
The problem can be corrected by updating your system to the following
package versions:
Ubuntu 24.10
libnetty-java 1:4.1.48-10ubuntu0.1
Ubuntu 24.04 LTS
libnetty-java 1:4.1.48-9ubuntu0.1~esm1
Available with Ubuntu Pro
Ubuntu 22.04 LTS
libnetty-java 1:4.1.48-4+deb11u2ubuntu0.1~esm1
Available with Ubuntu Pro
Ubuntu 20.04 LTS
libnetty-java 1:4.1.45-1ubuntu0.1~esm2
Available with Ubuntu Pro
Ubuntu 18.04 LTS
libnetty-java 1:4.1.7-4ubuntu0.1+esm3
Available with Ubuntu Pro
Ubuntu 16.04 LTS
libnetty-java 1:4.0.34-1ubuntu0.1~esm2
Available with Ubuntu Pro
In general, a standard system update will make all the necessary changes.
References:
https://ubuntu.com/security/notices/USN-7284-1
CVE-2022-24823, CVE-2024-29025
Package Information:
https://launchpad.net/ubuntu/+source/netty/1:4.1.48-10ubuntu0.1
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