========================================================================== 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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