Gentoo GLSA-202212-04 High: LibreOffice Command Execution Risk
gentoo
December 19, 2022
A vulnerability has been discovered in LibreOffice which could result in arbitrary script execution via crafted links.
Summary
LibreOffice links using the vnd.libreoffice.command scheme could be constructed to call internal macros with arbitrary arguments. Which when clicked on, or activated by document events, could result in arbitrary script execution without warning.
Resolution
All LibreOffice users should upgrade to the latest version:
# emerge --sync
# emerge --ask --oneshot --verbose ">=app-office/libreoffice-7.3.6.2"
All LibreOffice binary users should upgrade to the latest version:
# emerge --sync # emerge --ask --oneshot --verbose ">=app-office/libreoffice-bin-7.3.6.2"
All LibreOffice binary users should upgrade to the latest version:
# emerge --sync # emerge --ask --oneshot --verbose ">=app-office/libreoffice-bin-7.3.6.2"
References
[ 1 ] CVE-2022-3140 https://nvd.nist.gov/vuln/detail/CVE-2022-3140
Availability
This GLSA and any updates to it are available for viewing at
the Gentoo Security Website:
https://security.gentoo.org/glsa/202212-04
style>.gentoo_availability{display:block;}
Concerns
Security is a primary focus of Gentoo Linux and ensuring the confidentiality and security of our users' machines is of utmost importance to us. Any security concerns should be addressed to security@gentoo.org or alternatively, you may file a bug at https://bugs.gentoo.org.
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Severity: High
Title: LibreOffice: Arbitrary Code Execution
Date: December 19, 2022
Bugs: #876869
ID: 202212-04
Background
LibreOffice is a powerful office suite; its clean interface and powerful
tools let you unleash your creativity and grow your productivity.
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Affected Packages
-------------------------------------------------------------------
Package / Vulnerable / Unaffected
-------------------------------------------------------------------
1 app-office/libreoffice < 7.3.6.2 >= 7.3.6.2
2 app-office/libreoffice-bin < 7.3.6.2 >= 7.3.6.2
Impact
=====
An attacker able to coerce a victim into opening a crafted LibreOffice
document and execute certain actions with it could achieve remote code
execution.
Workaround
There is no known workaround at this time.
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