# How to update log4j jar in logstash installed in ubuntu VM

**URL:** <https://discuss.elastic.co/t/how-to-update-log4j-jar-in-logstash-installed-in-ubuntu-vm/291830>\
**Category:** Logstash\
**Created:** [December 14, 2021, 3:55pm UTC](https://discuss.elastic.co/t/how-to-update-log4j-jar-in-logstash-installed-in-ubuntu-vm/291830 "2021-12-14T15:55:15Z")\
**Posts on this page:** 4\
**Page:** 1

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**Author:** ![Rughma\_Sussan\_Renji](https://sea2.discourse-cdn.com/elastic/user_avatar/discuss.elastic.co/rughma_sussan_renji/32/98920_2.png) [@Rughma\_Sussan\_Renji](https://discuss.elastic.co/u/Rughma_Sussan_Renji)\
**Post date:** [December 14, 2021, 3:55pm UTC](https://discuss.elastic.co/t/how-to-update-log4j-jar-in-logstash-installed-in-ubuntu-vm/291830/1 "2021-12-14T15:55:15Z")

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how will I upgrade my logstash version in ubuntu to 2.15.0, currently it is 2.14.0, but due to the vulnerability issue I need to update it to 2.15.0. can anyone tell me the command to update it to the latest version

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**Author:** ![ahmed\_charafouddine](https://sea2.discourse-cdn.com/elastic/user_avatar/discuss.elastic.co/ahmed_charafouddine/32/45129_2.png) [@ahmed\_charafouddine](https://discuss.elastic.co/u/ahmed_charafouddine)\
**Post date:** [December 14, 2021, 3:57pm UTC](https://discuss.elastic.co/t/how-to-update-log4j-jar-in-logstash-installed-in-ubuntu-vm/291830/2 "2021-12-14T15:57:17Z")

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> [@Apache Log4j2 Remote Code Execution (RCE) Vulnerability - CVE-2021-44228 - ESA-2021-31](https://discuss.elastic.co/t/apache-log4j2-remote-code-execution-rce-vulnerability-cve-2021-44228-esa-2021-31/291476):
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> Subject: Apache Log4j2 Vulnerability - CVE-2021-44228, CVE-2021-45046, CVE-2021-45105, CVE-2021-44832 - ESA-2021-31 ​​Note - We will update this announcement with new details as they emerge from our analysis. Please check back periodically. Update Log Dec 16, 2021 - 04:20 UTC - Update Summary: ECK 1.9 released which automatically adds the JVM option to impacted Elasticsearch clusters managed by ECK. Dec 17, 2021 - 23:50 UTC - Update latest release of APM Java Agent to 1.28.2. Statement of pl…

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**Author:** ![Badger](https://sea2.discourse-cdn.com/elastic/user_avatar/discuss.elastic.co/badger/32/25190_2.png) [@Badger](https://discuss.elastic.co/u/Badger)\
**Post date:** [December 14, 2021, 5:47pm UTC](https://discuss.elastic.co/t/how-to-update-log4j-jar-in-logstash-installed-in-ubuntu-vm/291830/3 "2021-12-14T17:47:38Z")

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If you want to refresh to the latest versions, you could try `sudo apt-get update`

If you want a specific version then see [this](https://askubuntu.com/questions/92019/how-to-install-specific-ubuntu-packages-with-exact-version) Q&A.

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**Author:** ![system](https://us1.discourse-cdn.com/elastic/original/3X/1/a/1ac57faf039f6b580b3f104ef42a2a89e41014de.png) [@system](https://discuss.elastic.co/u/system)\
**Post date:** [January 11, 2022, 5:48pm UTC](https://discuss.elastic.co/t/how-to-update-log4j-jar-in-logstash-installed-in-ubuntu-vm/291830/4 "2022-01-11T17:48:07Z")

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