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Ubuntu 22.04 Security Notice USN-6546-2 Resolves RCE in LibreOffice

ubuntu
Calendar Grey December 14, 2023
Dist Ubuntu Esm H88
Ubuntu has released advisory USN-6546-2 addressing critical vulnerabilities in LibreOffice, providing essential updates for LTS users.
Several security issues were fixed in LibreOffice.

Summary

Several security issues were fixed in LibreOffice.

Software Description:

- libreoffice: Office productivity suite

Details:

USN-6546-1 fixed vulnerabilities in LibreOffice. This update provides the

corresponding updates for Ubuntu 20.04 LTS and Ubuntu 22.04 LTS.

Original advisory details:

Reginaldo Silva discovered that LibreOffice incorrectly handled filenames

when passing embedded videos to GStreamer. If a user were tricked into

opening a specially crafted file, a remote attacker could possibly use this

issue to execute arbitrary GStreamer plugins. (CVE-2023-6185)

Reginaldo Silva discovered that LibreOffice incorrectly handled certain

non-typical hyperlinks. If a user were tricked into opening a specially

crafted file, a remote attacker could possibly use this issue to execute

arbitrary scripts. (CVE-2023-6186)

Topics%20covered

Topics Covered

security advisory moderate severity remote execution update instructions ubuntu libreoffice

Update Instructions

The problem can be corrected by updating your system to the following
package versions:

Ubuntu 22.04 LTS:
   libreoffice                     1:7.3.7-0ubuntu0.22.04.4

Ubuntu 20.04 LTS:
   libreoffice                     1:6.4.7-0ubuntu0.20.04.9

In general, a standard system update will make all the necessary changes.

References

https://ubuntu.com/security/notices/USN-6546-2

https://ubuntu.com/security/notices/USN-6546-1

CVE-2023-6185, CVE-2023-6186

Severity
important
Lowest
Low
Medium
High
Critical

Ubuntu Security Notice USN-6546-2

Topics%20covered

Topics Covered

security advisory moderate severity remote execution update instructions ubuntu libreoffice

Package Information

https://launchpad.net/ubuntu/+source/libreoffice/1:7.3.7-0ubuntu0.22.04.4
https://launchpad.net/ubuntu/+source/libreoffice/1:6.4.7-0ubuntu0.20.04.9

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