It was found that LibreOffice documents executed macros unconditionally, without user approval, when these documents were opened using LibreOffice. A attacker could use this flaw to execute arbitray code as the user running LibreOffice, by embedding malicious VBA scripts in the document as macros.
The following commit fixes this issue:
This issue is public now.
Created libreoffice tracking bugs for this issue:
Affects: fedora-all [bug 1112450]
libreoffice-188.8.131.52-7.fc19 has been pushed to the Fedora 19 stable repository. If problems still persist, please make note of it in this bug report.
LibreOffice has released an advisory regarding this issue:
Announced: July 10, 2014
Fixed in: LibreOffice 4.2.5
It was discovered during routine code review that LibreOffice >= 4.1.4/4.2.0 unconditionally executed certain VBA macros on loading Microsoft Office documents, contrary to user expectations.
Users are recommended to upgrade to 4.2.5.
Thanks to Stephen Bergmann of Red Hat, Inc. for discovering this flaw.
This issue has been addressed in the following products:
Red Hat Enterprise Linux 7
Via RHSA-2015:0377 https://rhn.redhat.com/errata/RHSA-2015-0377.html