Bug 1444054 (CVE-2017-7856) - CVE-2017-7856 libreoffice: Heap-buffer-overflow in SVMConverter::ImplConvertFromSVM1
Summary: CVE-2017-7856 libreoffice: Heap-buffer-overflow in SVMConverter::ImplConvertF...
Keywords:
Status: CLOSED NOTABUG
Alias: CVE-2017-7856
Product: Security Response
Classification: Other
Component: vulnerability
Version: unspecified
Hardware: All
OS: Linux
medium
medium
Target Milestone: ---
Assignee: Red Hat Product Security
QA Contact:
URL:
Whiteboard:
Depends On: 1444065
Blocks: 1444063
TreeView+ depends on / blocked
 
Reported: 2017-04-20 13:36 UTC by Andrej Nemec
Modified: 2019-09-29 14:11 UTC (History)
5 users (show)

Fixed In Version:
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Last Closed: 2017-04-21 13:14:57 UTC
Embargoed:


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Description Andrej Nemec 2017-04-20 13:36:12 UTC
LibreOffice has an out-of-bounds write caused by a heap-based buffer overflow in the SVMConverter::ImplConvertFromSVM1 function in vcl/source/gdi/svmconverter.cxx.

References:

https://bugs.chromium.org/p/oss-fuzz/issues/detail?id=817

Upstream patch:

https://github.com/LibreOffice/core/commit/28e61b634353110445e334ccaa415d7fb6629d62

Comment 1 Andrej Nemec 2017-04-20 13:45:08 UTC
Created libreoffice tracking bugs for this issue:

Affects: fedora-all [bug 1444065]

Comment 2 Caolan McNamara 2017-04-21 11:03:55 UTC
This particular CVE refers specifically to https://bugs.chromium.org/p/oss-fuzz/issues/detail?id=817 which is a bug introduced on the 19 Jan 2017 and fixed on 11 March 2017, so there was never a release with this bug in it.


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