Bug 846095 (CVE-2012-3456)

Summary: CVE-2012-3456 Calligra: DOC file rendering buffer overflow
Product: [Other] Security Response Reporter: Kurt Seifried <kseifried>
Component: vulnerabilityAssignee: Red Hat Product Security <security-response-team>
Status: NEW --- QA Contact:
Severity: medium Docs Contact:
Priority: medium    
Version: unspecifiedCC: jgrulich, jlieskov, lukast.dev, rdieter
Target Milestone: ---Keywords: Security
Target Release: ---   
Hardware: All   
OS: Linux   
Whiteboard: impact=moderate,public=20120804,reported=20120804,source=oss-security,cvss2=4.4/AV:L/AC:M/Au:N/C:P/I:P/A:P,fedora-17/calligra=affected
Fixed In Version: Doc Type: Bug Fix
Doc Text:
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Clone Of: Environment:
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Regression: --- Mount Type: ---
Documentation: --- CRM:
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oVirt Team: --- RHEL 7.3 requirements from Atomic Host:
Bug Depends On: 846096    
Bug Blocks:    
Attachments:
Description Flags
CVE-2012-3456 calligra buffer overflow patch none

Description Kurt Seifried 2012-08-06 15:44:34 EDT
Charlie Miller reported a 0day flaw in the Nokia N9 which uses the Koffice 
libraries which in turn have been forked to create the Calligra product. 
Please see pages 39 and 40 of his slides available at: 

http://media.blackhat.com/bh-us-12/Briefings/C_Miller/BH_US_12_Miller_NFC_attack_surface_WP.pdf
Comment 1 Kurt Seifried 2012-08-06 15:46:42 EDT
Created calligra tracking bugs for this issue

Affects: fedora-17 [bug 846096]
Comment 2 Kurt Seifried 2012-08-07 04:01:57 EDT
Created attachment 602669 [details]
CVE-2012-3456 calligra buffer overflow patch
Comment 3 Jan Lieskovsky 2012-08-10 09:22:01 EDT
KDE security advisory:
http://www.kde.org/info/security/advisory-20120810-1.txt
Comment 4 Fedora Update System 2012-08-21 05:54:56 EDT
calligra-l10n-2.5.0-2.fc17, calligra-2.5.0-2.fc17 has been pushed to the Fedora 17 stable repository.  If problems still persist, please make note of it in this bug report.