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-----BEGIN PGP SIGNED MESSAGE----- Hash: SHA1 =========================================================================== AUSCERT External Security Bulletin Redistribution ESB-2009.0041 -- [UNIX/Linux] JHead: Multiple vulnerabilities 13 January 2009 =========================================================================== AusCERT Security Bulletin Summary --------------------------------- Product: JHead Publisher: Gentoo Operating System: Gentoo UNIX variants (UNIX, Linux, OSX) Impact: Execute Arbitrary Code/Commands Provide Misleading Information Access: Remote/Unauthenticated CVE Names: CVE-2008-4641 CVE-2008-4640 CVE-2008-4639 CVE-2008-4575 Original Bulletin: http://security.gentoo.org/glsa/glsa-200901-02.xml Comment: This advisory references vulnerabilities in products which run on platforms other than Gentoo. It is recommended that administrators running JHead check for an updated version of the software for their operating system. - --------------------------BEGIN INCLUDED TEXT-------------------- - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - Gentoo Linux Security Advisory GLSA 200901-02 - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - http://security.gentoo.org/ - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - Severity: Normal Title: JHead: Multiple vulnerabilities Date: January 11, 2009 Bugs: #242702, #243238 ID: 200901-02 - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - Synopsis ======== Multiple vulnerabilities in JHead might lead to the execution of arbitrary code or data loss. Background ========== JHead is an exif jpeg header manipulation tool. Affected packages ================= ------------------------------------------------------------------- Package / Vulnerable / Unaffected ------------------------------------------------------------------- 1 media-gfx/jhead < 2.84-r1 >= 2.84-r1 Description =========== Marc Merlin and John Dong reported multiple vulnerabilities in JHead: * A buffer overflow in the DoCommand() function when processing the cmd argument and related to potential string overflows (CVE-2008-4575). * An insecure creation of a temporary file (CVE-2008-4639). * A error when unlinking a file (CVE-2008-4640). * Insufficient escaping of shell metacharacters (CVE-2008-4641). Impact ====== A remote attacker could possibly execute arbitrary code by enticing a user or automated system to open a file with a long filename or via unspecified vectors. It is also possible to trick a user into deleting or overwriting files. Workaround ========== There is no known workaround at this time. Resolution ========== All JHead users should upgrade to the latest version: # emerge --sync # emerge --ask --oneshot --verbose ">=media-gfx/jhead-2.84-r1" References ========== [ 1 ] CVE-2008-4575 http://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2008-4575 [ 2 ] CVE-2008-4639 http://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2008-4639 [ 3 ] CVE-2008-4640 http://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2008-4640 [ 4 ] CVE-2008-4641 http://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2008-4641 Availability ============ This GLSA and any updates to it are available for viewing at the Gentoo Security Website: http://security.gentoo.org/glsa/glsa-200901-02.xml 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 http://bugs.gentoo.org. License ======= Copyright 2009 Gentoo Foundation, Inc; referenced text belongs to its owner(s). The contents of this document are licensed under the Creative Commons - Attribution / Share Alike license. http://creativecommons.org/licenses/by-sa/2.5 - --------------------------END INCLUDED TEXT-------------------- You have received this e-mail bulletin as a result of your organisation's registration with AusCERT. The mailing list you are subscribed to is maintained within your organisation, so if you do not wish to continue receiving these bulletins you should contact your local IT manager. If you do not know who that is, please send an email to auscert@auscert.org.au and we will forward your request to the appropriate person. NOTE: Third Party Rights This security bulletin is provided as a service to AusCERT's members. As AusCERT did not write the document quoted above, AusCERT has had no control over its content. The decision to follow or act on information or advice contained in this security bulletin is the responsibility of each user or organisation, and should be considered in accordance with your organisation's site policies and procedures. AusCERT takes no responsibility for consequences which may arise from following or acting on information or advice contained in this security bulletin. NOTE: This is only the original release of the security bulletin. It may not be updated when updates to the original are made. If downloading at a later date, it is recommended that the bulletin is retrieved directly from the author's website to ensure that the information is still current. Contact information for the authors of the original document is included in the Security Bulletin above. If you have any questions or need further information, please contact them directly. Previous advisories and external security bulletins can be retrieved from: http://www.auscert.org.au/render.html?cid=1980 If you believe that your computer system has been compromised or attacked in any way, we encourage you to let us know by completing the secure National IT Incident Reporting Form at: http://www.auscert.org.au/render.html?it=3192 =========================================================================== Australian Computer Emergency Response Team The University of Queensland Brisbane Qld 4072 Internet Email: auscert@auscert.org.au Facsimile: (07) 3365 7031 Telephone: (07) 3365 4417 (International: +61 7 3365 4417) AusCERT personnel answer during Queensland business hours which are GMT+10:00 (AEST). On call after hours for member emergencies only. =========================================================================== -----BEGIN PGP SIGNATURE----- Comment: http://www.auscert.org.au/render.html?it=1967 iQCVAwUBSWvVwCh9+71yA2DNAQLjogP+P25Rb8TmBH0NIcGPguSDHJYwUNadqsHJ 3jTW6MNEFuV5FT6xKKAMqNLp+V6pbjOfHPcwY5WVCfgXsdFw8wh1BhCr4IB40p/z 9QZOtINt5xy7pGfrf+Crz181dC/VrpVjr+vURaO8LT1SJRRBRT4CppHPCxW36Unb 1DTkc2iIA1Q= =D9Ch -----END PGP SIGNATURE-----